10-sep-17 01:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 5.58 hours . Total airflow this filter = .64 cubic meters . Mean BC concentration of all lamps = 1300 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .699 sen(zero) = 0.021 . ref(beam) = 2.113 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 994 ng Mean aerosol black carbon concentration = 1557 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 632 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .723 sen(zero) = 0.021 . ref(beam) = 2.327 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 900 ng Mean aerosol black carbon concentration = 1410 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 587 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .982 sen(zero) = 0.021 . ref(beam) = 1.616 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 832 ng Mean aerosol black carbon concentration = 1303 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 687 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .696 sen(zero) = 0.021 . ref(beam) = 2.053 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 815 ng Mean aerosol black carbon concentration = 1277 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 523 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .296 sen(zero) = 0.021 . ref(beam) = .809 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 812 ng Mean aerosol black carbon concentration = 1272 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 618 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .536 sen(zero) = 0.021 . ref(beam) = 1.032 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 749 ng Mean aerosol black carbon concentration = 1173 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 520 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .914 sen(zero) = 0.021 . ref(beam) = 1.059 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 707 ng Mean aerosol black carbon concentration = 1108 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 554 ppm. --- Disk space = 2.533908E+08 bytes free: One entry at every 10 minutes. There is space for 107734 hours ( 4489 days) more data --- 10-sep-17 01:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 01:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.506 ref(beam) = 2.098 . Lamp 2 (470 nm): sen(beam) = 1.278 ref(beam) = 2.341 . Lamp 3 (520 nm): sen(beam) = 1.597 ref(beam) = 1.614 . Lamp 4 (590 nm): sen(beam) = 1.015 ref(beam) = 1.979 . Lamp 5 (660 nm): sen(beam) = .423 ref(beam) = .813 . Lamp 6 (880 nm): sen(beam) = .693 ref(beam) = 1.024 . Lamp 7 (950 nm): sen(beam) = 1.141 ref(beam) = 1.051 --- 10-sep-17 02:45:00 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 = 4674 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .543 sen(zero) = 0.021 . ref(beam) = 2.111 ref(zero) = 0.021 . Optical attenuation of filter deposit = 86 . Total aerosol black carbon on filter = 1091 ng Mean aerosol black carbon concentration = 9337 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 298 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .776 sen(zero) = 0.021 . ref(beam) = 2.344 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 682 ng Mean aerosol black carbon concentration = 5841 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 308 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.129 sen(zero) = 0.021 . ref(beam) = 1.613 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 520 ng Mean aerosol black carbon concentration = 4452 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 302 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .808 sen(zero) = 0.021 . ref(beam) = 2.039 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 448 ng Mean aerosol black carbon concentration = 3840 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 682 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .344 sen(zero) = 0.021 . ref(beam) = .814 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 414 ng Mean aerosol black carbon concentration = 3550 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 166 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .610 sen(zero) = 0.021 . ref(beam) = 1.030 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 344 ng Mean aerosol black carbon concentration = 2948 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 483 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.025 sen(zero) = 0.021 . ref(beam) = 1.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 9 . Total aerosol black carbon on filter = 321 ng Mean aerosol black carbon concentration = 2752 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 467 ppm. --- Disk space = 2.533745E+08 bytes free: One entry at every 10 minutes. There is space for 107727 hours ( 4489 days) more data --- 10-sep-17 02:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 03:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.230 ref(beam) = 2.051 . Lamp 2 (470 nm): sen(beam) = 1.189 ref(beam) = 2.327 . Lamp 3 (520 nm): sen(beam) = 1.526 ref(beam) = 1.604 . Lamp 4 (590 nm): sen(beam) = .982 ref(beam) = 1.955 . Lamp 5 (660 nm): sen(beam) = .415 ref(beam) = .810 . Lamp 6 (880 nm): sen(beam) = .682 ref(beam) = 1.020 . Lamp 7 (950 nm): sen(beam) = 1.119 ref(beam) = 1.046 --- 10-sep-17 03:55:00 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 = 6825 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .379 sen(zero) = 0.021 . ref(beam) = 2.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 81 . Total aerosol black carbon on filter = 1028 ng Mean aerosol black carbon concentration = 13177 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 336 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .657 sen(zero) = 0.021 . ref(beam) = 2.328 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 689 ng Mean aerosol black carbon concentration = 8841 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 341 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.022 sen(zero) = 0.021 . ref(beam) = 1.602 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 521 ng Mean aerosol black carbon concentration = 6689 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 329 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .756 sen(zero) = 0.021 . ref(beam) = 2.016 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 444 ng Mean aerosol black carbon concentration = 5700 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 286 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .330 sen(zero) = 0.021 . ref(beam) = .811 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 404 ng Mean aerosol black carbon concentration = 5181 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 269 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .595 sen(zero) = 0.021 . ref(beam) = 1.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 330 ng Mean aerosol black carbon concentration = 4241 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 212 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .997 sen(zero) = 0.021 . ref(beam) = 1.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 9 . Total aerosol black carbon on filter = 307 ng Mean aerosol black carbon concentration = 3943 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 231 ppm. --- Disk space = 2.533663E+08 bytes free: One entry at every 10 minutes. There is space for 107724 hours ( 4488 days) more data --- 10-sep-17 03:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 04:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.144 ref(beam) = 2.065 . Lamp 2 (470 nm): sen(beam) = 1.158 ref(beam) = 2.328 . Lamp 3 (520 nm): sen(beam) = 1.500 ref(beam) = 1.588 . Lamp 4 (590 nm): sen(beam) = .961 ref(beam) = 1.930 . Lamp 5 (660 nm): sen(beam) = .411 ref(beam) = .809 . Lamp 6 (880 nm): sen(beam) = .678 ref(beam) = 1.007 . Lamp 7 (950 nm): sen(beam) = 1.123 ref(beam) = 1.035 --- 10-sep-17 05:05:00 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 = 8306 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .283 sen(zero) = 0.021 . ref(beam) = 2.073 ref(zero) = 0.021 . Optical attenuation of filter deposit = 92 . Total aerosol black carbon on filter = 1171 ng Mean aerosol black carbon concentration = 15127 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 496 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .556 sen(zero) = 0.021 . ref(beam) = 2.328 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 824 ng Mean aerosol black carbon concentration = 10653 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 375 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .904 sen(zero) = 0.021 . ref(beam) = 1.586 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 637 ng Mean aerosol black carbon concentration = 8228 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 386 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .682 sen(zero) = 0.021 . ref(beam) = 1.992 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 551 ng Mean aerosol black carbon concentration = 7125 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 344 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .306 sen(zero) = 0.021 . ref(beam) = .811 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 506 ng Mean aerosol black carbon concentration = 6543 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 243 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .566 sen(zero) = 0.021 . ref(beam) = 1.013 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 419 ng Mean aerosol black carbon concentration = 5417 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 169 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .964 sen(zero) = 0.021 . ref(beam) = 1.044 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 390 ng Mean aerosol black carbon concentration = 5049 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 175 ppm. --- Disk space = 2.533622E+08 bytes free: One entry at every 10 minutes. There is space for 107722 hours ( 4488 days) more data --- 10-sep-17 05:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 05:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.100 ref(beam) = 2.103 . Lamp 2 (470 nm): sen(beam) = 1.122 ref(beam) = 2.345 . Lamp 3 (520 nm): sen(beam) = 1.460 ref(beam) = 1.622 . Lamp 4 (590 nm): sen(beam) = .936 ref(beam) = 1.956 . Lamp 5 (660 nm): sen(beam) = .402 ref(beam) = .812 . Lamp 6 (880 nm): sen(beam) = .663 ref(beam) = 1.026 . Lamp 7 (950 nm): sen(beam) = 1.098 ref(beam) = 1.047 --- 10-sep-17 06:15:00 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 = 8285 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .288 sen(zero) = 0.021 . ref(beam) = 2.116 ref(zero) = 0.021 . Optical attenuation of filter deposit = 88 . Total aerosol black carbon on filter = 1119 ng Mean aerosol black carbon concentration = 14387 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 490 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .538 sen(zero) = 0.021 . ref(beam) = 2.347 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 825 ng Mean aerosol black carbon concentration = 10617 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 378 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .870 sen(zero) = 0.021 . ref(beam) = 1.621 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 651 ng Mean aerosol black carbon concentration = 8382 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 406 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .660 sen(zero) = 0.021 . ref(beam) = 2.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 565 ng Mean aerosol black carbon concentration = 7274 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 903 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .298 sen(zero) = 0.021 . ref(beam) = .815 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 518 ng Mean aerosol black carbon concentration = 6672 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 368 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .553 sen(zero) = 0.021 . ref(beam) = 1.034 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 430 ng Mean aerosol black carbon concentration = 5529 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 503 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .941 sen(zero) = 0.021 . ref(beam) = 1.059 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 399 ng Mean aerosol black carbon concentration = 5135 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 617 ppm. --- Disk space = 2.53354E+08 bytes free: One entry at every 10 minutes. There is space for 107719 hours ( 4488 days) more data --- 10-sep-17 06:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 06:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.251 ref(beam) = 2.102 . Lamp 2 (470 nm): sen(beam) = 1.177 ref(beam) = 2.352 . Lamp 3 (520 nm): sen(beam) = 1.503 ref(beam) = 1.617 . Lamp 4 (590 nm): sen(beam) = .958 ref(beam) = 1.951 . Lamp 5 (660 nm): sen(beam) = .410 ref(beam) = .816 . Lamp 6 (880 nm): sen(beam) = .673 ref(beam) = 1.024 . Lamp 7 (950 nm): sen(beam) = 1.113 ref(beam) = 1.050 --- 10-sep-17 08:05:00 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 = 4598 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .446 sen(zero) = 0.021 . ref(beam) = 2.121 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 964 ng Mean aerosol black carbon concentration = 6201 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 455 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .612 sen(zero) = 0.021 . ref(beam) = 2.358 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 825 ng Mean aerosol black carbon concentration = 5305 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 281 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .905 sen(zero) = 0.021 . ref(beam) = 1.618 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 722 ng Mean aerosol black carbon concentration = 4643 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 249 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .663 sen(zero) = 0.021 . ref(beam) = 2.034 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 682 ng Mean aerosol black carbon concentration = 4386 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 581 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .294 sen(zero) = 0.021 . ref(beam) = .821 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 661 ng Mean aerosol black carbon concentration = 4255 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 275 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .541 sen(zero) = 0.021 . ref(beam) = 1.037 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 592 ng Mean aerosol black carbon concentration = 3812 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 494 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .923 sen(zero) = 0.021 . ref(beam) = 1.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 557 ng Mean aerosol black carbon concentration = 3585 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 495 ppm. --- Disk space = 2.533499E+08 bytes free: One entry at every 10 minutes. There is space for 107717 hours ( 4488 days) more data --- 10-sep-17 08:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 08:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.474 ref(beam) = 2.078 . Lamp 2 (470 nm): sen(beam) = 1.257 ref(beam) = 2.328 . Lamp 3 (520 nm): sen(beam) = 1.562 ref(beam) = 1.590 . Lamp 4 (590 nm): sen(beam) = .989 ref(beam) = 1.939 . Lamp 5 (660 nm): sen(beam) = .421 ref(beam) = .810 . Lamp 6 (880 nm): sen(beam) = .685 ref(beam) = 1.012 . Lamp 7 (950 nm): sen(beam) = 1.124 ref(beam) = 1.038 --- 10-sep-17 11:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.91 hours . Total airflow this filter = .33 cubic meters . Mean BC concentration of all lamps = 2566 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .618 sen(zero) = 0.021 . ref(beam) = 2.093 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 958 ng Mean aerosol black carbon concentration = 2911 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 488 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .664 sen(zero) = 0.021 . ref(beam) = 2.329 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 907 ng Mean aerosol black carbon concentration = 2754 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 441 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .911 sen(zero) = 0.021 . ref(beam) = 1.587 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 848 ng Mean aerosol black carbon concentration = 2576 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 461 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .644 sen(zero) = 0.021 . ref(beam) = 2.000 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 840 ng Mean aerosol black carbon concentration = 2552 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 582 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .283 sen(zero) = 0.021 . ref(beam) = .811 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 839 ng Mean aerosol black carbon concentration = 2548 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 489 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .519 sen(zero) = 0.021 . ref(beam) = 1.017 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 782 ng Mean aerosol black carbon concentration = 2374 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 596 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .883 sen(zero) = 0.021 . ref(beam) = 1.047 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 739 ng Mean aerosol black carbon concentration = 2244 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 733 ppm. --- Disk space = 2.533417E+08 bytes free: One entry at every 10 minutes. There is space for 107713 hours ( 4488 days) more data --- 10-sep-17 11:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 11:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.555 ref(beam) = 2.059 . Lamp 2 (470 nm): sen(beam) = 1.293 ref(beam) = 2.309 . Lamp 3 (520 nm): sen(beam) = 1.591 ref(beam) = 1.578 . Lamp 4 (590 nm): sen(beam) = 1.001 ref(beam) = 1.919 . Lamp 5 (660 nm): sen(beam) = .425 ref(beam) = .801 . Lamp 6 (880 nm): sen(beam) = .684 ref(beam) = 1.000 . Lamp 7 (950 nm): sen(beam) = 1.125 ref(beam) = 1.025 --- 10-sep-17 16:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.41 hours . Total airflow this filter = .51 cubic meters . Mean BC concentration of all lamps = 1706 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .700 sen(zero) = 0.021 . ref(beam) = 2.072 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 963 ng Mean aerosol black carbon concentration = 1919 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1162 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .710 sen(zero) = 0.021 . ref(beam) = 2.308 ref(zero) = 0.021 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 917 ng Mean aerosol black carbon concentration = 1828 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1346 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .954 sen(zero) = 0.021 . ref(beam) = 1.575 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 861 ng Mean aerosol black carbon concentration = 1717 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1355 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .665 sen(zero) = 0.021 . ref(beam) = 1.975 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 852 ng Mean aerosol black carbon concentration = 1698 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1362 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .291 sen(zero) = 0.021 . ref(beam) = .802 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 853 ng Mean aerosol black carbon concentration = 1702 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1406 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .525 sen(zero) = 0.021 . ref(beam) = 1.005 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 794 ng Mean aerosol black carbon concentration = 1583 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1692 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .893 sen(zero) = 0.021 . ref(beam) = 1.033 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 748 ng Mean aerosol black carbon concentration = 1492 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1919 ppm. --- Disk space = 2.533294E+08 bytes free: One entry at every 10 minutes. There is space for 107708 hours ( 4488 days) more data --- 10-sep-17 16:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 16:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.551 ref(beam) = 2.147 . Lamp 2 (470 nm): sen(beam) = 1.293 ref(beam) = 2.373 . Lamp 3 (520 nm): sen(beam) = 1.595 ref(beam) = 1.631 . Lamp 4 (590 nm): sen(beam) = .995 ref(beam) = 1.973 . Lamp 5 (660 nm): sen(beam) = .423 ref(beam) = .820 . Lamp 6 (880 nm): sen(beam) = .685 ref(beam) = 1.030 . Lamp 7 (950 nm): sen(beam) = 1.120 ref(beam) = 1.055 --- 10-sep-17 20:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.24 hours . Total airflow this filter = .49 cubic meters . Mean BC concentration of all lamps = 1689 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .699 sen(zero) = 0.021 . ref(beam) = 2.167 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 967 ng Mean aerosol black carbon concentration = 1992 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 788 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .724 sen(zero) = 0.021 . ref(beam) = 2.373 ref(zero) = 0.021 . Optical attenuation of filter deposit = 55 . Total aerosol black carbon on filter = 887 ng Mean aerosol black carbon concentration = 1827 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 999 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .976 sen(zero) = 0.021 . ref(beam) = 1.627 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 825 ng Mean aerosol black carbon concentration = 1698 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 990 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .683 sen(zero) = 0.021 . ref(beam) = 2.048 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 806 ng Mean aerosol black carbon concentration = 1659 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 994 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .297 sen(zero) = 0.021 . ref(beam) = .821 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 802 ng Mean aerosol black carbon concentration = 1652 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 947 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .535 sen(zero) = 0.021 . ref(beam) = 1.037 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 749 ng Mean aerosol black carbon concentration = 1542 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1081 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .902 sen(zero) = 0.021 . ref(beam) = 1.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 707 ng Mean aerosol black carbon concentration = 1456 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1187 ppm. --- Disk space = 2.533171E+08 bytes free: One entry at every 10 minutes. There is space for 107703 hours ( 4488 days) more data --- 10-sep-17 20:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 21:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.567 ref(beam) = 2.122 . Lamp 2 (470 nm): sen(beam) = 1.308 ref(beam) = 2.338 . Lamp 3 (520 nm): sen(beam) = 1.620 ref(beam) = 1.612 . Lamp 4 (590 nm): sen(beam) = 1.027 ref(beam) = 1.957 . Lamp 5 (660 nm): sen(beam) = .432 ref(beam) = .809 . Lamp 6 (880 nm): sen(beam) = .699 ref(beam) = 1.021 . Lamp 7 (950 nm): sen(beam) = 1.142 ref(beam) = 1.047 --- 10-sep-17 23:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.75 hours . Total airflow this filter = .2 cubic meters . Mean BC concentration of all lamps = 3161 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .643 sen(zero) = 0.021 . ref(beam) = 2.145 ref(zero) = 0.021 . Optical attenuation of filter deposit = 82 . Total aerosol black carbon on filter = 1039 ng Mean aerosol black carbon concentration = 5339 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1011 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .803 sen(zero) = 0.021 . ref(beam) = 2.346 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 716 ng Mean aerosol black carbon concentration = 3680 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1096 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.120 sen(zero) = 0.021 . ref(beam) = 1.616 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 594 ng Mean aerosol black carbon concentration = 3054 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1024 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .797 sen(zero) = 0.021 . ref(beam) = 2.041 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 545 ng Mean aerosol black carbon concentration = 2803 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 771 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .340 sen(zero) = 0.021 . ref(beam) = .814 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 523 ng Mean aerosol black carbon concentration = 2685 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 828 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .600 sen(zero) = 0.021 . ref(beam) = 1.033 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 458 ng Mean aerosol black carbon concentration = 2355 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 798 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.002 sen(zero) = 0.021 . ref(beam) = 1.063 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 431 ng Mean aerosol black carbon concentration = 2213 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 484 ppm. --- Disk space = 2.533007E+08 bytes free: One entry at every 10 minutes. There is space for 107696 hours ( 4487 days) more data --- 10-sep-17 23:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-sep-17 23:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.357 ref(beam) = 2.125 . Lamp 2 (470 nm): sen(beam) = 1.215 ref(beam) = 2.358 . Lamp 3 (520 nm): sen(beam) = 1.535 ref(beam) = 1.614 . Lamp 4 (590 nm): sen(beam) = .989 ref(beam) = 1.970 . Lamp 5 (660 nm): sen(beam) = .414 ref(beam) = .820 . Lamp 6 (880 nm): sen(beam) = .677 ref(beam) = 1.026 . Lamp 7 (950 nm): sen(beam) = 1.116 ref(beam) = 1.059 ---