15-sep-17 00:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 9312 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .466 sen(zero) = 0.021 . ref(beam) = 2.177 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 975 ng Mean aerosol black carbon concentration = 17059 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 209 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .727 sen(zero) = 0.021 . ref(beam) = 2.389 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 652 ng Mean aerosol black carbon concentration = 11407 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 177 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.075 sen(zero) = 0.021 . ref(beam) = 1.643 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 518 ng Mean aerosol black carbon concentration = 9057 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 291 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .772 sen(zero) = 0.021 . ref(beam) = 2.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 458 ng Mean aerosol black carbon concentration = 8006 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 151 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .337 sen(zero) = 0.021 . ref(beam) = .826 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 427 ng Mean aerosol black carbon concentration = 7468 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 115 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .605 sen(zero) = 0.021 . ref(beam) = 1.050 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 361 ng Mean aerosol black carbon concentration = 6314 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 145 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.021 sen(zero) = 0.021 . ref(beam) = 1.076 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 335 ng Mean aerosol black carbon concentration = 5873 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 247 ppm. --- Disk space = 2.540995E+08 bytes free: One entry at every 10 minutes. There is space for 108035 hours ( 4501 days) more data --- 15-sep-17 00:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 00:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .976 ref(beam) = 2.152 . Lamp 2 (470 nm): sen(beam) = 1.082 ref(beam) = 2.379 . Lamp 3 (520 nm): sen(beam) = 1.433 ref(beam) = 1.643 . Lamp 4 (590 nm): sen(beam) = .925 ref(beam) = 1.999 . Lamp 5 (660 nm): sen(beam) = .400 ref(beam) = .821 . Lamp 6 (880 nm): sen(beam) = .676 ref(beam) = 1.041 . Lamp 7 (950 nm): sen(beam) = 1.122 ref(beam) = 1.065 --- 15-sep-17 01:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 14432 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .186 sen(zero) = 0.021 . ref(beam) = 2.162 ref(zero) = 0.021 . Optical attenuation of filter deposit = 102 . Total aerosol black carbon on filter = 1291 ng Mean aerosol black carbon concentration = 22743 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 204 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .417 sen(zero) = 0.021 . ref(beam) = 2.379 ref(zero) = 0.021 . Optical attenuation of filter deposit = 62 . Total aerosol black carbon on filter = 999 ng Mean aerosol black carbon concentration = 17598 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 413 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .712 sen(zero) = 0.021 . ref(beam) = 1.641 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 820 ng Mean aerosol black carbon concentration = 14454 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 407 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .556 sen(zero) = 0.021 . ref(beam) = 2.059 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 742 ng Mean aerosol black carbon concentration = 13080 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 500 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .259 sen(zero) = 0.021 . ref(beam) = .822 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 701 ng Mean aerosol black carbon concentration = 12353 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 164 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .511 sen(zero) = 0.021 . ref(beam) = 1.047 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 609 ng Mean aerosol black carbon concentration = 10735 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 279 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .881 sen(zero) = 0.021 . ref(beam) = 1.073 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 571 ng Mean aerosol black carbon concentration = 10060 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 334 ppm. --- Disk space = 2.540913E+08 bytes free: One entry at every 10 minutes. There is space for 108032 hours ( 4501 days) more data --- 15-sep-17 01:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 01:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .955 ref(beam) = 2.124 . Lamp 2 (470 nm): sen(beam) = 1.060 ref(beam) = 2.353 . Lamp 3 (520 nm): sen(beam) = 1.414 ref(beam) = 1.613 . Lamp 4 (590 nm): sen(beam) = .912 ref(beam) = 1.955 . Lamp 5 (660 nm): sen(beam) = .395 ref(beam) = .812 . Lamp 6 (880 nm): sen(beam) = .669 ref(beam) = 1.021 . Lamp 7 (950 nm): sen(beam) = 1.109 ref(beam) = 1.045 --- 15-sep-17 02:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 14310 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .190 sen(zero) = 0.021 . ref(beam) = 2.136 ref(zero) = 0.021 . Optical attenuation of filter deposit = 98 . Total aerosol black carbon on filter = 1252 ng Mean aerosol black carbon concentration = 22200 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 135 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .406 sen(zero) = 0.021 . ref(beam) = 2.353 ref(zero) = 0.021 . Optical attenuation of filter deposit = 61 . Total aerosol black carbon on filter = 993 ng Mean aerosol black carbon concentration = 17598 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 350 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .701 sen(zero) = 0.021 . ref(beam) = 1.612 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 815 ng Mean aerosol black carbon concentration = 14452 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 325 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .549 sen(zero) = 0.021 . ref(beam) = 2.022 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 736 ng Mean aerosol black carbon concentration = 13049 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 646 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .256 sen(zero) = 0.021 . ref(beam) = .814 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 694 ng Mean aerosol black carbon concentration = 12303 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 189 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .506 sen(zero) = 0.021 . ref(beam) = 1.029 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 599 ng Mean aerosol black carbon concentration = 10630 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 438 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .873 sen(zero) = 0.021 . ref(beam) = 1.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 560 ng Mean aerosol black carbon concentration = 9939 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 531 ppm. --- Disk space = 2.540872E+08 bytes free: One entry at every 10 minutes. There is space for 108030 hours ( 4501 days) more data --- 15-sep-17 02:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 02:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .900 ref(beam) = 2.138 . Lamp 2 (470 nm): sen(beam) = 1.019 ref(beam) = 2.369 . Lamp 3 (520 nm): sen(beam) = 1.367 ref(beam) = 1.641 . Lamp 4 (590 nm): sen(beam) = .886 ref(beam) = 1.983 . Lamp 5 (660 nm): sen(beam) = .384 ref(beam) = .816 . Lamp 6 (880 nm): sen(beam) = .654 ref(beam) = 1.037 . Lamp 7 (950 nm): sen(beam) = 1.084 ref(beam) = 1.057 --- 15-sep-17 03:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 14829 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .169 sen(zero) = 0.021 . ref(beam) = 2.151 ref(zero) = 0.021 . Optical attenuation of filter deposit = 102 . Total aerosol black carbon on filter = 1294 ng Mean aerosol black carbon concentration = 22719 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 217 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .372 sen(zero) = 0.021 . ref(beam) = 2.370 ref(zero) = 0.021 . Optical attenuation of filter deposit = 64 . Total aerosol black carbon on filter = 1038 ng Mean aerosol black carbon concentration = 18222 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 305 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .652 sen(zero) = 0.021 . ref(beam) = 1.639 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 856 ng Mean aerosol black carbon concentration = 15025 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 261 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .517 sen(zero) = 0.021 . ref(beam) = 2.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 774 ng Mean aerosol black carbon concentration = 13593 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1036 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .243 sen(zero) = 0.021 . ref(beam) = .819 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 729 ng Mean aerosol black carbon concentration = 12805 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 213 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .487 sen(zero) = 0.021 . ref(beam) = 1.046 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 631 ng Mean aerosol black carbon concentration = 11083 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 534 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .842 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 590 ng Mean aerosol black carbon concentration = 10357 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 640 ppm. --- Disk space = 2.540831E+08 bytes free: One entry at every 10 minutes. There is space for 108029 hours ( 4501 days) more data --- 15-sep-17 03:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 03:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .901 ref(beam) = 2.114 . Lamp 2 (470 nm): sen(beam) = 1.024 ref(beam) = 2.344 . Lamp 3 (520 nm): sen(beam) = 1.374 ref(beam) = 1.621 . Lamp 4 (590 nm): sen(beam) = .897 ref(beam) = 1.966 . Lamp 5 (660 nm): sen(beam) = .388 ref(beam) = .810 . Lamp 6 (880 nm): sen(beam) = .658 ref(beam) = 1.028 . Lamp 7 (950 nm): sen(beam) = 1.092 ref(beam) = 1.051 --- 15-sep-17 04:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 14429 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .173 sen(zero) = 0.021 . ref(beam) = 2.125 ref(zero) = 0.021 . Optical attenuation of filter deposit = 99 . Total aerosol black carbon on filter = 1259 ng Mean aerosol black carbon concentration = 22038 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 182 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .377 sen(zero) = 0.021 . ref(beam) = 2.345 ref(zero) = 0.021 . Optical attenuation of filter deposit = 63 . Total aerosol black carbon on filter = 1018 ng Mean aerosol black carbon concentration = 17820 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 345 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .660 sen(zero) = 0.021 . ref(beam) = 1.620 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 838 ng Mean aerosol black carbon concentration = 14663 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 302 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .528 sen(zero) = 0.021 . ref(beam) = 2.039 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 758 ng Mean aerosol black carbon concentration = 13263 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1137 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .247 sen(zero) = 0.021 . ref(beam) = .813 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 713 ng Mean aerosol black carbon concentration = 12483 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 248 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .494 sen(zero) = 0.021 . ref(beam) = 1.037 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 612 ng Mean aerosol black carbon concentration = 10721 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 641 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .853 sen(zero) = 0.021 . ref(beam) = 1.062 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 572 ng Mean aerosol black carbon concentration = 10018 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 742 ppm. --- Disk space = 2.540749E+08 bytes free: One entry at every 10 minutes. There is space for 108025 hours ( 4501 days) more data --- 15-sep-17 04:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 04:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .902 ref(beam) = 2.170 . Lamp 2 (470 nm): sen(beam) = 1.023 ref(beam) = 2.425 . Lamp 3 (520 nm): sen(beam) = 1.376 ref(beam) = 1.678 . Lamp 4 (590 nm): sen(beam) = .903 ref(beam) = 2.041 . Lamp 5 (660 nm): sen(beam) = .388 ref(beam) = .840 . Lamp 6 (880 nm): sen(beam) = .661 ref(beam) = 1.064 . Lamp 7 (950 nm): sen(beam) = 1.099 ref(beam) = 1.085 --- 15-sep-17 05:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 14921 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .170 sen(zero) = 0.021 . ref(beam) = 2.180 ref(zero) = 0.021 . Optical attenuation of filter deposit = 102 . Total aerosol black carbon on filter = 1300 ng Mean aerosol black carbon concentration = 22987 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 276 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .373 sen(zero) = 0.021 . ref(beam) = 2.425 ref(zero) = 0.021 . Optical attenuation of filter deposit = 64 . Total aerosol black carbon on filter = 1044 ng Mean aerosol black carbon concentration = 18466 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 433 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .657 sen(zero) = 0.021 . ref(beam) = 1.676 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 858 ng Mean aerosol black carbon concentration = 15181 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 256 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .530 sen(zero) = 0.021 . ref(beam) = 2.117 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 773 ng Mean aerosol black carbon concentration = 13675 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1114 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .247 sen(zero) = 0.021 . ref(beam) = .843 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 726 ng Mean aerosol black carbon concentration = 12840 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 297 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .496 sen(zero) = 0.021 . ref(beam) = 1.073 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 622 ng Mean aerosol black carbon concentration = 10997 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 609 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .858 sen(zero) = 0.021 . ref(beam) = 1.098 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 582 ng Mean aerosol black carbon concentration = 10299 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 747 ppm. --- Disk space = 2.540708E+08 bytes free: One entry at every 10 minutes. There is space for 108023 hours ( 4501 days) more data --- 15-sep-17 05:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 05:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .924 ref(beam) = 2.166 . Lamp 2 (470 nm): sen(beam) = 1.049 ref(beam) = 2.387 . Lamp 3 (520 nm): sen(beam) = 1.414 ref(beam) = 1.655 . Lamp 4 (590 nm): sen(beam) = .935 ref(beam) = 2.020 . Lamp 5 (660 nm): sen(beam) = .400 ref(beam) = .826 . Lamp 6 (880 nm): sen(beam) = .683 ref(beam) = 1.052 . Lamp 7 (950 nm): sen(beam) = 1.136 ref(beam) = 1.076 --- 15-sep-17 06:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .41 hours . Total airflow this filter = .04 cubic meters . Mean BC concentration of all lamps = 17150 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .212 sen(zero) = 0.021 . ref(beam) = 2.174 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1018 ng Mean aerosol black carbon concentration = 26540 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 809 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .435 sen(zero) = 0.021 . ref(beam) = 2.386 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 817 ng Mean aerosol black carbon concentration = 21294 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 749 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .742 sen(zero) = 0.021 . ref(beam) = 1.652 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 673 ng Mean aerosol black carbon concentration = 17552 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 769 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .591 sen(zero) = 0.021 . ref(beam) = 2.089 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 604 ng Mean aerosol black carbon concentration = 15751 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1086 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .270 sen(zero) = 0.021 . ref(beam) = .828 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 564 ng Mean aerosol black carbon concentration = 14714 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 80 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .535 sen(zero) = 0.021 . ref(beam) = 1.059 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 479 ng Mean aerosol black carbon concentration = 12501 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 636 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .921 sen(zero) = 0.021 . ref(beam) = 1.086 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 449 ng Mean aerosol black carbon concentration = 11696 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 714 ppm. --- Disk space = 2.540667E+08 bytes free: One entry at every 10 minutes. There is space for 108022 hours ( 4501 days) more data --- 15-sep-17 06:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 06:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .799 ref(beam) = 2.183 . Lamp 2 (470 nm): sen(beam) = .963 ref(beam) = 2.404 . Lamp 3 (520 nm): sen(beam) = 1.313 ref(beam) = 1.651 . Lamp 4 (590 nm): sen(beam) = .885 ref(beam) = 2.014 . Lamp 5 (660 nm): sen(beam) = .382 ref(beam) = .833 . Lamp 6 (880 nm): sen(beam) = .656 ref(beam) = 1.050 . Lamp 7 (950 nm): sen(beam) = 1.094 ref(beam) = 1.077 --- 15-sep-17 07:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .58 hours . Total airflow this filter = .06 cubic meters . Mean BC concentration of all lamps = 13512 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .159 sen(zero) = 0.021 . ref(beam) = 2.196 ref(zero) = 0.021 . Optical attenuation of filter deposit = 90 . Total aerosol black carbon on filter = 1141 ng Mean aerosol black carbon concentration = 20097 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 163 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .350 sen(zero) = 0.021 . ref(beam) = 2.406 ref(zero) = 0.021 . Optical attenuation of filter deposit = 59 . Total aerosol black carbon on filter = 961 ng Mean aerosol black carbon concentration = 16929 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 266 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .623 sen(zero) = 0.021 . ref(beam) = 1.650 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 795 ng Mean aerosol black carbon concentration = 14010 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 271 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .518 sen(zero) = 0.021 . ref(beam) = 2.086 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 714 ng Mean aerosol black carbon concentration = 12577 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 898 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .244 sen(zero) = 0.021 . ref(beam) = .836 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 666 ng Mean aerosol black carbon concentration = 11738 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 242 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .495 sen(zero) = 0.021 . ref(beam) = 1.058 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 564 ng Mean aerosol black carbon concentration = 9939 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 492 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .859 sen(zero) = 0.021 . ref(beam) = 1.089 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 527 ng Mean aerosol black carbon concentration = 9294 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 553 ppm. --- Disk space = 2.540585E+08 bytes free: One entry at every 10 minutes. There is space for 108018 hours ( 4501 days) more data --- 15-sep-17 07:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 07:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.119 ref(beam) = 2.293 . Lamp 2 (470 nm): sen(beam) = 1.122 ref(beam) = 2.521 . Lamp 3 (520 nm): sen(beam) = 1.464 ref(beam) = 1.731 . Lamp 4 (590 nm): sen(beam) = .960 ref(beam) = 2.101 . Lamp 5 (660 nm): sen(beam) = .408 ref(beam) = .872 . Lamp 6 (880 nm): sen(beam) = .684 ref(beam) = 1.099 . Lamp 7 (950 nm): sen(beam) = 1.135 ref(beam) = 1.130 --- 15-sep-17 08:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .91 hours . Total airflow this filter = .1 cubic meters . Mean BC concentration of all lamps = 6968 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .325 sen(zero) = 0.021 . ref(beam) = 2.305 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 979 ng Mean aerosol black carbon concentration = 10345 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 127 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .530 sen(zero) = 0.021 . ref(beam) = 2.521 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 805 ng Mean aerosol black carbon concentration = 8503 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 196 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .837 sen(zero) = 0.021 . ref(beam) = 1.729 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 676 ng Mean aerosol black carbon concentration = 7147 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 207 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .642 sen(zero) = 0.021 . ref(beam) = 2.165 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 615 ng Mean aerosol black carbon concentration = 6501 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 304 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .289 sen(zero) = 0.021 . ref(beam) = .874 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 581 ng Mean aerosol black carbon concentration = 6142 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 138 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .550 sen(zero) = 0.021 . ref(beam) = 1.105 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 497 ng Mean aerosol black carbon concentration = 5249 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 205 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .941 sen(zero) = 0.021 . ref(beam) = 1.139 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 462 ng Mean aerosol black carbon concentration = 4888 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 231 ppm. --- Disk space = 2.540544E+08 bytes free: One entry at every 10 minutes. There is space for 108016 hours ( 4501 days) more data --- 15-sep-17 08:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 08:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.502 ref(beam) = 2.216 . Lamp 2 (470 nm): sen(beam) = 1.311 ref(beam) = 2.431 . Lamp 3 (520 nm): sen(beam) = 1.648 ref(beam) = 1.676 . Lamp 4 (590 nm): sen(beam) = 1.057 ref(beam) = 2.017 . Lamp 5 (660 nm): sen(beam) = .446 ref(beam) = .842 . Lamp 6 (880 nm): sen(beam) = .729 ref(beam) = 1.063 . Lamp 7 (950 nm): sen(beam) = 1.212 ref(beam) = 1.093 --- 15-sep-17 10:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 4908 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .551 sen(zero) = 0.021 . ref(beam) = 2.228 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 990 ng Mean aerosol black carbon concentration = 6513 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 299 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .681 sen(zero) = 0.021 . ref(beam) = 2.433 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 850 ng Mean aerosol black carbon concentration = 5589 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 201 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .981 sen(zero) = 0.021 . ref(beam) = 1.675 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 751 ng Mean aerosol black carbon concentration = 4941 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 273 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .712 sen(zero) = 0.021 . ref(beam) = 2.075 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 716 ng Mean aerosol black carbon concentration = 4705 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 513 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .312 sen(zero) = 0.021 . ref(beam) = .844 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 699 ng Mean aerosol black carbon concentration = 4599 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 296 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .575 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 627 ng Mean aerosol black carbon concentration = 4127 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 508 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .987 sen(zero) = 0.021 . ref(beam) = 1.101 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 590 ng Mean aerosol black carbon concentration = 3882 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 450 ppm. --- Disk space = 2.540503E+08 bytes free: One entry at every 10 minutes. There is space for 108015 hours ( 4501 days) more data --- 15-sep-17 10:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 10:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.513 ref(beam) = 2.165 . Lamp 2 (470 nm): sen(beam) = 1.289 ref(beam) = 2.349 . Lamp 3 (520 nm): sen(beam) = 1.611 ref(beam) = 1.625 . Lamp 4 (590 nm): sen(beam) = 1.019 ref(beam) = 1.959 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .812 . Lamp 6 (880 nm): sen(beam) = .710 ref(beam) = 1.033 . Lamp 7 (950 nm): sen(beam) = 1.176 ref(beam) = 1.053 --- 15-sep-17 12:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.58 hours . Total airflow this filter = .17 cubic meters . Mean BC concentration of all lamps = 4710 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .571 sen(zero) = 0.021 . ref(beam) = 2.182 ref(zero) = 0.021 . Optical attenuation of filter deposit = 79 . Total aerosol black carbon on filter = 1004 ng Mean aerosol black carbon concentration = 5934 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 312 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .661 sen(zero) = 0.021 . ref(beam) = 2.354 ref(zero) = 0.021 . Optical attenuation of filter deposit = 55 . Total aerosol black carbon on filter = 887 ng Mean aerosol black carbon concentration = 5245 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 391 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .937 sen(zero) = 0.021 . ref(beam) = 1.625 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 800 ng Mean aerosol black carbon concentration = 4730 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 407 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .670 sen(zero) = 0.021 . ref(beam) = 2.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 774 ng Mean aerosol black carbon concentration = 4577 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 395 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .296 sen(zero) = 0.021 . ref(beam) = .815 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 765 ng Mean aerosol black carbon concentration = 4521 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 394 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .548 sen(zero) = 0.021 . ref(beam) = 1.040 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 694 ng Mean aerosol black carbon concentration = 4105 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 486 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .939 sen(zero) = 0.021 . ref(beam) = 1.063 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 652 ng Mean aerosol black carbon concentration = 3857 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 433 ppm. --- Disk space = 2.540421E+08 bytes free: One entry at every 10 minutes. There is space for 108011 hours ( 4500 days) more data --- 15-sep-17 12:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 12:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.545 ref(beam) = 2.198 . Lamp 2 (470 nm): sen(beam) = 1.294 ref(beam) = 2.397 . Lamp 3 (520 nm): sen(beam) = 1.601 ref(beam) = 1.652 . Lamp 4 (590 nm): sen(beam) = 1.006 ref(beam) = 1.977 . Lamp 5 (660 nm): sen(beam) = .431 ref(beam) = .828 . Lamp 6 (880 nm): sen(beam) = .702 ref(beam) = 1.045 . Lamp 7 (950 nm): sen(beam) = 1.164 ref(beam) = 1.070 --- 15-sep-17 14:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.91 hours . Total airflow this filter = .21 cubic meters . Mean BC concentration of all lamps = 3845 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .628 sen(zero) = 0.021 . ref(beam) = 2.207 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 970 ng Mean aerosol black carbon concentration = 4746 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 854 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .690 sen(zero) = 0.021 . ref(beam) = 2.397 ref(zero) = 0.021 . Optical attenuation of filter deposit = 54 . Total aerosol black carbon on filter = 870 ng Mean aerosol black carbon concentration = 4259 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 848 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .954 sen(zero) = 0.021 . ref(beam) = 1.649 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 792 ng Mean aerosol black carbon concentration = 3875 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 772 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .668 sen(zero) = 0.021 . ref(beam) = 2.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 770 ng Mean aerosol black carbon concentration = 3767 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 841 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .298 sen(zero) = 0.021 . ref(beam) = .829 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 761 ng Mean aerosol black carbon concentration = 3723 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 878 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .545 sen(zero) = 0.021 . ref(beam) = 1.048 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 690 ng Mean aerosol black carbon concentration = 3376 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 782 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .934 sen(zero) = 0.021 . ref(beam) = 1.077 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 648 ng Mean aerosol black carbon concentration = 3169 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1000 ppm. --- Disk space = 2.540339E+08 bytes free: One entry at every 10 minutes. There is space for 108008 hours ( 4500 days) more data --- 15-sep-17 14:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 15:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.566 ref(beam) = 2.155 . Lamp 2 (470 nm): sen(beam) = 1.308 ref(beam) = 2.354 . Lamp 3 (520 nm): sen(beam) = 1.629 ref(beam) = 1.613 . Lamp 4 (590 nm): sen(beam) = 1.014 ref(beam) = 1.920 . Lamp 5 (660 nm): sen(beam) = .433 ref(beam) = .809 . Lamp 6 (880 nm): sen(beam) = .707 ref(beam) = 1.016 . Lamp 7 (950 nm): sen(beam) = 1.169 ref(beam) = 1.043 --- 15-sep-17 16:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.58 hours . Total airflow this filter = .17 cubic meters . Mean BC concentration of all lamps = 4450 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .626 sen(zero) = 0.021 . ref(beam) = 2.171 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 996 ng Mean aerosol black carbon concentration = 5928 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 983 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .707 sen(zero) = 0.021 . ref(beam) = 2.357 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 853 ng Mean aerosol black carbon concentration = 5075 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1217 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .993 sen(zero) = 0.021 . ref(beam) = 1.612 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 756 ng Mean aerosol black carbon concentration = 4501 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1328 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .698 sen(zero) = 0.021 . ref(beam) = 1.987 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 721 ng Mean aerosol black carbon concentration = 4290 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1138 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .308 sen(zero) = 0.021 . ref(beam) = .812 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 702 ng Mean aerosol black carbon concentration = 4178 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1196 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .564 sen(zero) = 0.021 . ref(beam) = 1.025 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 623 ng Mean aerosol black carbon concentration = 3708 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1278 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .963 sen(zero) = 0.021 . ref(beam) = 1.054 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 582 ng Mean aerosol black carbon concentration = 3466 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1198 ppm. --- Disk space = 2.540298E+08 bytes free: One entry at every 10 minutes. There is space for 108006 hours ( 4500 days) more data --- 15-sep-17 16:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 17:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.429 ref(beam) = 2.089 . Lamp 2 (470 nm): sen(beam) = 1.272 ref(beam) = 2.312 . Lamp 3 (520 nm): sen(beam) = 1.607 ref(beam) = 1.582 . Lamp 4 (590 nm): sen(beam) = 1.010 ref(beam) = 1.886 . Lamp 5 (660 nm): sen(beam) = .430 ref(beam) = .798 . Lamp 6 (880 nm): sen(beam) = .710 ref(beam) = .995 . Lamp 7 (950 nm): sen(beam) = 1.177 ref(beam) = 1.022 --- 15-sep-17 18:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.08 hours . Total airflow this filter = .12 cubic meters . Mean BC concentration of all lamps = 6377 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .446 sen(zero) = 0.021 . ref(beam) = 2.102 ref(zero) = 0.021 . Optical attenuation of filter deposit = 85 . Total aerosol black carbon on filter = 1076 ng Mean aerosol black carbon concentration = 9612 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 604 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .637 sen(zero) = 0.021 . ref(beam) = 2.311 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 839 ng Mean aerosol black carbon concentration = 7495 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 852 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .945 sen(zero) = 0.021 . ref(beam) = 1.578 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 716 ng Mean aerosol black carbon concentration = 6395 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 881 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .685 sen(zero) = 0.021 . ref(beam) = 1.950 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 663 ng Mean aerosol black carbon concentration = 5927 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 709 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .304 sen(zero) = 0.021 . ref(beam) = .800 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 635 ng Mean aerosol black carbon concentration = 5671 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 895 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .569 sen(zero) = 0.021 . ref(beam) = 1.003 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 552 ng Mean aerosol black carbon concentration = 4936 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 616 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .975 sen(zero) = 0.021 . ref(beam) = 1.034 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 516 ng Mean aerosol black carbon concentration = 4607 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1165 ppm. --- Disk space = 2.540216E+08 bytes free: One entry at every 10 minutes. There is space for 108002 hours ( 4500 days) more data --- 15-sep-17 18:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 18:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.409 ref(beam) = 2.094 . Lamp 2 (470 nm): sen(beam) = 1.251 ref(beam) = 2.308 . Lamp 3 (520 nm): sen(beam) = 1.576 ref(beam) = 1.587 . Lamp 4 (590 nm): sen(beam) = .987 ref(beam) = 1.903 . Lamp 5 (660 nm): sen(beam) = .421 ref(beam) = .796 . Lamp 6 (880 nm): sen(beam) = .697 ref(beam) = 1.002 . Lamp 7 (950 nm): sen(beam) = 1.153 ref(beam) = 1.025 --- 15-sep-17 19:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .74 hours . Total airflow this filter = .08 cubic meters . Mean BC concentration of all lamps = 7753 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .480 sen(zero) = 0.021 . ref(beam) = 2.110 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 12832 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 723 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .695 sen(zero) = 0.021 . ref(beam) = 2.310 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 684 ng Mean aerosol black carbon concentration = 9173 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 658 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.015 sen(zero) = 0.021 . ref(beam) = 1.585 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 569 ng Mean aerosol black carbon concentration = 7643 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 450 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .724 sen(zero) = 0.021 . ref(beam) = 1.969 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 519 ng Mean aerosol black carbon concentration = 6967 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 623 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .318 sen(zero) = 0.021 . ref(beam) = .798 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 494 ng Mean aerosol black carbon concentration = 6629 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 939 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .584 sen(zero) = 0.021 . ref(beam) = 1.009 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 425 ng Mean aerosol black carbon concentration = 5706 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 986 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .992 sen(zero) = 0.021 . ref(beam) = 1.035 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 396 ng Mean aerosol black carbon concentration = 5317 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1109 ppm. --- Disk space = 2.540134E+08 bytes free: One entry at every 10 minutes. There is space for 107999 hours ( 4500 days) more data --- 15-sep-17 19:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 19:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.415 ref(beam) = 2.083 . Lamp 2 (470 nm): sen(beam) = 1.262 ref(beam) = 2.312 . Lamp 3 (520 nm): sen(beam) = 1.589 ref(beam) = 1.597 . Lamp 4 (590 nm): sen(beam) = 1.001 ref(beam) = 1.925 . Lamp 5 (660 nm): sen(beam) = .425 ref(beam) = .798 . Lamp 6 (880 nm): sen(beam) = .701 ref(beam) = 1.012 . Lamp 7 (950 nm): sen(beam) = 1.166 ref(beam) = 1.036 --- 15-sep-17 21:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 4840 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .487 sen(zero) = 0.021 . ref(beam) = 2.099 ref(zero) = 0.021 . Optical attenuation of filter deposit = 83 . Total aerosol black carbon on filter = 1055 ng Mean aerosol black carbon concentration = 6943 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 849 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .654 sen(zero) = 0.021 . ref(beam) = 2.314 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 847 ng Mean aerosol black carbon concentration = 5573 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 606 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .949 sen(zero) = 0.021 . ref(beam) = 1.595 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 739 ng Mean aerosol black carbon concentration = 4864 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 814 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .685 sen(zero) = 0.021 . ref(beam) = 1.998 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 694 ng Mean aerosol black carbon concentration = 4569 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1113 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .301 sen(zero) = 0.021 . ref(beam) = .800 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 670 ng Mean aerosol black carbon concentration = 4408 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1107 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .560 sen(zero) = 0.021 . ref(beam) = 1.019 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 591 ng Mean aerosol black carbon concentration = 3889 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1174 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .961 sen(zero) = 0.021 . ref(beam) = 1.046 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 552 ng Mean aerosol black carbon concentration = 3634 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1099 ppm. --- Disk space = 2.540093E+08 bytes free: One entry at every 10 minutes. There is space for 107997 hours ( 4500 days) more data --- 15-sep-17 21:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 21:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.449 ref(beam) = 2.070 . Lamp 2 (470 nm): sen(beam) = 1.292 ref(beam) = 2.317 . Lamp 3 (520 nm): sen(beam) = 1.625 ref(beam) = 1.602 . Lamp 4 (590 nm): sen(beam) = 1.026 ref(beam) = 1.939 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .801 . Lamp 6 (880 nm): sen(beam) = .719 ref(beam) = 1.014 . Lamp 7 (950 nm): sen(beam) = 1.190 ref(beam) = 1.039 --- 15-sep-17 23:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 4322 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .492 sen(zero) = 0.021 . ref(beam) = 2.086 ref(zero) = 0.021 . Optical attenuation of filter deposit = 85 . Total aerosol black carbon on filter = 1077 ng Mean aerosol black carbon concentration = 7131 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 682 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .702 sen(zero) = 0.021 . ref(beam) = 2.318 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 784 ng Mean aerosol black carbon concentration = 5193 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 780 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.028 sen(zero) = 0.021 . ref(beam) = 1.601 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 651 ng Mean aerosol black carbon concentration = 4313 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 810 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .746 sen(zero) = 0.021 . ref(beam) = 2.017 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 592 ng Mean aerosol black carbon concentration = 3920 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1033 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .326 sen(zero) = 0.021 . ref(beam) = .805 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 558 ng Mean aerosol black carbon concentration = 3694 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 746 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .602 sen(zero) = 0.021 . ref(beam) = 1.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 470 ng Mean aerosol black carbon concentration = 3114 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1184 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.026 sen(zero) = 0.021 . ref(beam) = 1.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 436 ng Mean aerosol black carbon concentration = 2891 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1253 ppm. --- Disk space = 2.540012E+08 bytes free: One entry at every 10 minutes. There is space for 107994 hours ( 4500 days) more data --- 15-sep-17 23:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-sep-17 23:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.446 ref(beam) = 2.073 . Lamp 2 (470 nm): sen(beam) = 1.295 ref(beam) = 2.318 . Lamp 3 (520 nm): sen(beam) = 1.636 ref(beam) = 1.600 . Lamp 4 (590 nm): sen(beam) = 1.039 ref(beam) = 1.948 . Lamp 5 (660 nm): sen(beam) = .436 ref(beam) = .803 . Lamp 6 (880 nm): sen(beam) = .723 ref(beam) = 1.016 . Lamp 7 (950 nm): sen(beam) = 1.192 ref(beam) = 1.042 ---