18-sep-17 01:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.41 hours . Total airflow this filter = .39 cubic meters . Mean BC concentration of all lamps = 1500 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .737 sen(zero) = 0.021 . ref(beam) = 2.181 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 987 ng Mean aerosol black carbon concentration = 2583 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 208 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .900 sen(zero) = 0.021 . ref(beam) = 2.385 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 689 ng Mean aerosol black carbon concentration = 1803 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 52 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.261 sen(zero) = 0.021 . ref(beam) = 1.651 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 563 ng Mean aerosol black carbon concentration = 1473 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 45 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .893 sen(zero) = 0.021 . ref(beam) = 2.099 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 508 ng Mean aerosol black carbon concentration = 1329 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 567 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .377 sen(zero) = 0.021 . ref(beam) = .827 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 479 ng Mean aerosol black carbon concentration = 1254 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 201 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .673 sen(zero) = 0.021 . ref(beam) = 1.057 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 407 ng Mean aerosol black carbon concentration = 1065 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 265 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.136 sen(zero) = 0.021 . ref(beam) = 1.089 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 379 ng Mean aerosol black carbon concentration = 992 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 337 ppm. --- Disk space = 2.538414E+08 bytes free: One entry at every 10 minutes. There is space for 107926 hours ( 4497 days) more data --- 18-sep-17 01:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 02:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.698 ref(beam) = 2.169 . Lamp 2 (470 nm): sen(beam) = 1.423 ref(beam) = 2.385 . Lamp 3 (520 nm): sen(beam) = 1.766 ref(beam) = 1.655 . Lamp 4 (590 nm): sen(beam) = 1.125 ref(beam) = 2.031 . Lamp 5 (660 nm): sen(beam) = .468 ref(beam) = .826 . Lamp 6 (880 nm): sen(beam) = .763 ref(beam) = 1.052 . Lamp 7 (950 nm): sen(beam) = 1.262 ref(beam) = 1.078 --- 18-sep-17 05:05:00 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 = 1569 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .760 sen(zero) = 0.021 . ref(beam) = 2.200 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 2937 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 228 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .944 sen(zero) = 0.021 . ref(beam) = 2.396 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 616 ng Mean aerosol black carbon concentration = 1907 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 57 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.315 sen(zero) = 0.021 . ref(beam) = 1.660 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 489 ng Mean aerosol black carbon concentration = 1515 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 60 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .944 sen(zero) = 0.021 . ref(beam) = 2.144 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 435 ng Mean aerosol black carbon concentration = 1345 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 669 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .392 sen(zero) = 0.021 . ref(beam) = .835 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 403 ng Mean aerosol black carbon concentration = 1249 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 241 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .689 sen(zero) = 0.021 . ref(beam) = 1.071 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 340 ng Mean aerosol black carbon concentration = 1053 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 335 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.163 sen(zero) = 0.021 . ref(beam) = 1.102 ref(zero) = 0.021 . Optical attenuation of filter deposit = 9 . Total aerosol black carbon on filter = 316 ng Mean aerosol black carbon concentration = 979 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 406 ppm. --- Disk space = 2.538291E+08 bytes free: One entry at every 10 minutes. There is space for 107921 hours ( 4497 days) more data --- 18-sep-17 05:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 05:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.690 ref(beam) = 2.183 . Lamp 2 (470 nm): sen(beam) = 1.405 ref(beam) = 2.415 . Lamp 3 (520 nm): sen(beam) = 1.745 ref(beam) = 1.672 . Lamp 4 (590 nm): sen(beam) = 1.136 ref(beam) = 2.087 . Lamp 5 (660 nm): sen(beam) = .463 ref(beam) = .842 . Lamp 6 (880 nm): sen(beam) = .758 ref(beam) = 1.069 . Lamp 7 (950 nm): sen(beam) = 1.255 ref(beam) = 1.101 --- 18-sep-17 07:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.41 hours . Total airflow this filter = .27 cubic meters . Mean BC concentration of all lamps = 2013 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .730 sen(zero) = 0.021 . ref(beam) = 2.203 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 989 ng Mean aerosol black carbon concentration = 3669 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 106 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .907 sen(zero) = 0.021 . ref(beam) = 2.419 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 659 ng Mean aerosol black carbon concentration = 2446 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 51 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.271 sen(zero) = 0.021 . ref(beam) = 1.673 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 526 ng Mean aerosol black carbon concentration = 1952 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 50 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .924 sen(zero) = 0.021 . ref(beam) = 2.169 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 469 ng Mean aerosol black carbon concentration = 1740 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 271 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .381 sen(zero) = 0.021 . ref(beam) = .846 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 438 ng Mean aerosol black carbon concentration = 1624 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 111 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .673 sen(zero) = 0.021 . ref(beam) = 1.080 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 372 ng Mean aerosol black carbon concentration = 1379 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 153 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.136 sen(zero) = 0.021 . ref(beam) = 1.115 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 345 ng Mean aerosol black carbon concentration = 1281 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 181 ppm. --- Disk space = 2.538168E+08 bytes free: One entry at every 10 minutes. There is space for 107915 hours ( 4496 days) more data --- 18-sep-17 07:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 08:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.560 ref(beam) = 2.186 . Lamp 2 (470 nm): sen(beam) = 1.350 ref(beam) = 2.399 . Lamp 3 (520 nm): sen(beam) = 1.697 ref(beam) = 1.664 . Lamp 4 (590 nm): sen(beam) = 1.117 ref(beam) = 2.082 . Lamp 5 (660 nm): sen(beam) = .456 ref(beam) = .836 . Lamp 6 (880 nm): sen(beam) = .749 ref(beam) = 1.068 . Lamp 7 (950 nm): sen(beam) = 1.242 ref(beam) = 1.097 --- 18-sep-17 10:05:00 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 = 3091 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .595 sen(zero) = 0.021 . ref(beam) = 2.186 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1014 ng Mean aerosol black carbon concentration = 5300 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 260 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .792 sen(zero) = 0.021 . ref(beam) = 2.394 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 727 ng Mean aerosol black carbon concentration = 3798 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 212 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.153 sen(zero) = 0.021 . ref(beam) = 1.658 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 583 ng Mean aerosol black carbon concentration = 3048 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 242 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .843 sen(zero) = 0.021 . ref(beam) = 2.111 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 522 ng Mean aerosol black carbon concentration = 2727 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 708 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .356 sen(zero) = 0.021 . ref(beam) = .833 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 494 ng Mean aerosol black carbon concentration = 2582 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 340 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .640 sen(zero) = 0.021 . ref(beam) = 1.065 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 416 ng Mean aerosol black carbon concentration = 2173 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 299 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.085 sen(zero) = 0.021 . ref(beam) = 1.095 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 384 ng Mean aerosol black carbon concentration = 2008 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 428 ppm. --- Disk space = 2.538045E+08 bytes free: One entry at every 10 minutes. There is space for 107910 hours ( 4496 days) more data --- 18-sep-17 10:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 10:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.606 ref(beam) = 2.156 . Lamp 2 (470 nm): sen(beam) = 1.360 ref(beam) = 2.363 . Lamp 3 (520 nm): sen(beam) = 1.702 ref(beam) = 1.651 . Lamp 4 (590 nm): sen(beam) = 1.087 ref(beam) = 2.034 . Lamp 5 (660 nm): sen(beam) = .450 ref(beam) = .818 . Lamp 6 (880 nm): sen(beam) = .741 ref(beam) = 1.049 . Lamp 7 (950 nm): sen(beam) = 1.225 ref(beam) = 1.070 --- 18-sep-17 12:25:00 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 = 2794 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .664 sen(zero) = 0.021 . ref(beam) = 2.165 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 4539 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 397 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .825 sen(zero) = 0.021 . ref(beam) = 2.363 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 696 ng Mean aerosol black carbon concentration = 3317 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 473 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.169 sen(zero) = 0.021 . ref(beam) = 1.648 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 578 ng Mean aerosol black carbon concentration = 2758 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 587 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .830 sen(zero) = 0.021 . ref(beam) = 2.087 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 529 ng Mean aerosol black carbon concentration = 2522 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 736 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .353 sen(zero) = 0.021 . ref(beam) = .818 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 505 ng Mean aerosol black carbon concentration = 2407 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 715 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .634 sen(zero) = 0.021 . ref(beam) = 1.053 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 436 ng Mean aerosol black carbon concentration = 2080 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 848 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.073 sen(zero) = 0.021 . ref(beam) = 1.077 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 405 ng Mean aerosol black carbon concentration = 1933 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 879 ppm. --- Disk space = 2.537964E+08 bytes free: One entry at every 10 minutes. There is space for 107907 hours ( 4496 days) more data --- 18-sep-17 12:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 12:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.652 ref(beam) = 2.152 . Lamp 2 (470 nm): sen(beam) = 1.388 ref(beam) = 2.394 . Lamp 3 (520 nm): sen(beam) = 1.727 ref(beam) = 1.660 . Lamp 4 (590 nm): sen(beam) = 1.091 ref(beam) = 2.020 . Lamp 5 (660 nm): sen(beam) = .457 ref(beam) = .830 . Lamp 6 (880 nm): sen(beam) = .749 ref(beam) = 1.053 . Lamp 7 (950 nm): sen(beam) = 1.238 ref(beam) = 1.080 --- 18-sep-17 15:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.58 hours . Total airflow this filter = .29 cubic meters . Mean BC concentration of all lamps = 2227 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .696 sen(zero) = 0.021 . ref(beam) = 2.163 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 984 ng Mean aerosol black carbon concentration = 3456 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 401 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .827 sen(zero) = 0.021 . ref(beam) = 2.395 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 756 ng Mean aerosol black carbon concentration = 2656 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 456 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.161 sen(zero) = 0.021 . ref(beam) = 1.658 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 637 ng Mean aerosol black carbon concentration = 2240 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 452 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .815 sen(zero) = 0.021 . ref(beam) = 2.067 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 586 ng Mean aerosol black carbon concentration = 2059 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 563 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .351 sen(zero) = 0.021 . ref(beam) = .830 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 559 ng Mean aerosol black carbon concentration = 1963 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 466 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .633 sen(zero) = 0.021 . ref(beam) = 1.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 475 ng Mean aerosol black carbon concentration = 1670 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 563 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.073 sen(zero) = 0.021 . ref(beam) = 1.085 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 439 ng Mean aerosol black carbon concentration = 1544 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 610 ppm. --- Disk space = 2.537882E+08 bytes free: One entry at every 10 minutes. There is space for 107903 hours ( 4496 days) more data --- 18-sep-17 15:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 15:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.660 ref(beam) = 2.109 . Lamp 2 (470 nm): sen(beam) = 1.395 ref(beam) = 2.339 . Lamp 3 (520 nm): sen(beam) = 1.728 ref(beam) = 1.608 . Lamp 4 (590 nm): sen(beam) = 1.076 ref(beam) = 1.944 . Lamp 5 (660 nm): sen(beam) = .454 ref(beam) = .807 . Lamp 6 (880 nm): sen(beam) = .742 ref(beam) = 1.017 . Lamp 7 (950 nm): sen(beam) = 1.227 ref(beam) = 1.041 --- 18-sep-17 19:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.24 hours . Total airflow this filter = .37 cubic meters . Mean BC concentration of all lamps = 1808 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .708 sen(zero) = 0.021 . ref(beam) = 2.132 ref(zero) = 0.021 . Optical attenuation of filter deposit = 79 . Total aerosol black carbon on filter = 1004 ng Mean aerosol black carbon concentration = 2758 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 509 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .830 sen(zero) = 0.021 . ref(beam) = 2.343 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 776 ng Mean aerosol black carbon concentration = 2132 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 606 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.158 sen(zero) = 0.021 . ref(beam) = 1.608 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 660 ng Mean aerosol black carbon concentration = 1812 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 733 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .815 sen(zero) = 0.021 . ref(beam) = 2.025 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 606 ng Mean aerosol black carbon concentration = 1666 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 653 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .350 sen(zero) = 0.021 . ref(beam) = .811 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 583 ng Mean aerosol black carbon concentration = 1600 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 772 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .629 sen(zero) = 0.021 . ref(beam) = 1.028 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 506 ng Mean aerosol black carbon concentration = 1390 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 731 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.067 sen(zero) = 0.021 . ref(beam) = 1.056 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 471 ng Mean aerosol black carbon concentration = 1294 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 759 ppm. --- Disk space = 2.5378E+08 bytes free: One entry at every 10 minutes. There is space for 107900 hours ( 4496 days) more data --- 18-sep-17 19:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 19:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.638 ref(beam) = 2.100 . Lamp 2 (470 nm): sen(beam) = 1.377 ref(beam) = 2.346 . Lamp 3 (520 nm): sen(beam) = 1.702 ref(beam) = 1.620 . Lamp 4 (590 nm): sen(beam) = 1.067 ref(beam) = 1.967 . Lamp 5 (660 nm): sen(beam) = .452 ref(beam) = .814 . Lamp 6 (880 nm): sen(beam) = .735 ref(beam) = 1.030 . Lamp 7 (950 nm): sen(beam) = 1.216 ref(beam) = 1.054 --- 18-sep-17 21:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.08 hours . Total airflow this filter = .23 cubic meters . Mean BC concentration of all lamps = 2473 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .686 sen(zero) = 0.021 . ref(beam) = 2.121 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1015 ng Mean aerosol black carbon concentration = 4439 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 408 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .868 sen(zero) = 0.021 . ref(beam) = 2.351 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 682 ng Mean aerosol black carbon concentration = 2981 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 375 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.213 sen(zero) = 0.021 . ref(beam) = 1.620 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 550 ng Mean aerosol black carbon concentration = 2404 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 716 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .853 sen(zero) = 0.021 . ref(beam) = 2.043 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 492 ng Mean aerosol black carbon concentration = 2151 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 910 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .366 sen(zero) = 0.021 . ref(beam) = .818 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 464 ng Mean aerosol black carbon concentration = 2031 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 776 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .645 sen(zero) = 0.021 . ref(beam) = 1.039 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 391 ng Mean aerosol black carbon concentration = 1712 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1222 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.091 sen(zero) = 0.021 . ref(beam) = 1.067 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 363 ng Mean aerosol black carbon concentration = 1589 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1163 ppm. --- Disk space = 2.537677E+08 bytes free: One entry at every 10 minutes. There is space for 107894 hours ( 4496 days) more data --- 18-sep-17 21:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 21:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.564 ref(beam) = 2.115 . Lamp 2 (470 nm): sen(beam) = 1.352 ref(beam) = 2.355 . Lamp 3 (520 nm): sen(beam) = 1.685 ref(beam) = 1.622 . Lamp 4 (590 nm): sen(beam) = 1.064 ref(beam) = 1.975 . Lamp 5 (660 nm): sen(beam) = .450 ref(beam) = .817 . Lamp 6 (880 nm): sen(beam) = .733 ref(beam) = 1.032 . Lamp 7 (950 nm): sen(beam) = 1.213 ref(beam) = 1.059 --- 18-sep-17 23:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.58 hours . Total airflow this filter = .18 cubic meters . Mean BC concentration of all lamps = 3101 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .638 sen(zero) = 0.021 . ref(beam) = 2.125 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 964 ng Mean aerosol black carbon concentration = 5601 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 237 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .847 sen(zero) = 0.021 . ref(beam) = 2.355 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 648 ng Mean aerosol black carbon concentration = 3764 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 141 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.199 sen(zero) = 0.021 . ref(beam) = 1.619 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 519 ng Mean aerosol black carbon concentration = 3019 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 191 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .842 sen(zero) = 0.021 . ref(beam) = 2.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 463 ng Mean aerosol black carbon concentration = 2692 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 500 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .364 sen(zero) = 0.021 . ref(beam) = .816 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 436 ng Mean aerosol black carbon concentration = 2535 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 281 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .642 sen(zero) = 0.021 . ref(beam) = 1.035 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 366 ng Mean aerosol black carbon concentration = 2128 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 285 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.084 sen(zero) = 0.021 . ref(beam) = 1.064 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 338 ng Mean aerosol black carbon concentration = 1965 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 341 ppm. --- Disk space = 2.537595E+08 bytes free: One entry at every 10 minutes. There is space for 107891 hours ( 4495 days) more data --- 18-sep-17 23:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-sep-17 23:50:19 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.491 ref(beam) = 2.100 . Lamp 2 (470 nm): sen(beam) = 1.328 ref(beam) = 2.351 . Lamp 3 (520 nm): sen(beam) = 1.665 ref(beam) = 1.623 . Lamp 4 (590 nm): sen(beam) = 1.047 ref(beam) = 1.967 . Lamp 5 (660 nm): sen(beam) = .444 ref(beam) = .813 . Lamp 6 (880 nm): sen(beam) = .727 ref(beam) = 1.027 . Lamp 7 (950 nm): sen(beam) = 1.203 ref(beam) = 1.050 ---