13-sep-19 00:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 8.41 hours . Total airflow this filter = 1.39 cubic meters . Mean BC concentration of all lamps = 540 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .857 sen(zero) = 0.021 . ref(beam) = 2.373 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 959 ng Mean aerosol black carbon concentration = 696 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 435 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .871 sen(zero) = 0.021 . ref(beam) = 2.508 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 836 ng Mean aerosol black carbon concentration = 607 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 287 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.309 sen(zero) = 0.021 . ref(beam) = 1.688 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 757 ng Mean aerosol black carbon concentration = 549 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 414 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .937 sen(zero) = 0.021 . ref(beam) = 2.304 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 727 ng Mean aerosol black carbon concentration = 528 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 760 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .336 sen(zero) = 0.021 . ref(beam) = .789 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 712 ng Mean aerosol black carbon concentration = 516 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 474 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .720 sen(zero) = 0.021 . ref(beam) = 1.101 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 629 ng Mean aerosol black carbon concentration = 457 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 670 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.249 sen(zero) = 0.021 . ref(beam) = 1.173 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 585 ng Mean aerosol black carbon concentration = 425 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 641 ppm. --- Disk space = 2.540462E+08 bytes free: One entry at every 10 minutes. There is space for 108013 hours ( 4501 days) more data --- 13-sep-19 00:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-sep-19 00:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.009 ref(beam) = 2.400 . Lamp 2 (470 nm): sen(beam) = 1.532 ref(beam) = 2.596 . Lamp 3 (520 nm): sen(beam) = 2.051 ref(beam) = 1.756 . Lamp 4 (590 nm): sen(beam) = 1.329 ref(beam) = 2.278 . Lamp 5 (660 nm): sen(beam) = .462 ref(beam) = .817 . Lamp 6 (880 nm): sen(beam) = .885 ref(beam) = 1.139 . Lamp 7 (950 nm): sen(beam) = 1.489 ref(beam) = 1.216 --- 13-sep-19 08:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 7.41 hours . Total airflow this filter = 1.16 cubic meters . Mean BC concentration of all lamps = 598 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .929 sen(zero) = 0.021 . ref(beam) = 2.432 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 978 ng Mean aerosol black carbon concentration = 851 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 81 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .936 sen(zero) = 0.021 . ref(beam) = 2.608 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 790 ng Mean aerosol black carbon concentration = 687 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 51 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.385 sen(zero) = 0.021 . ref(beam) = 1.761 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 691 ng Mean aerosol black carbon concentration = 601 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 45 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.010 sen(zero) = 0.021 . ref(beam) = 2.395 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 654 ng Mean aerosol black carbon concentration = 569 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 208 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .355 sen(zero) = 0.021 . ref(beam) = .824 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 634 ng Mean aerosol black carbon concentration = 552 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 99 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .750 sen(zero) = 0.021 . ref(beam) = 1.157 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 550 ng Mean aerosol black carbon concentration = 478 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 114 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.296 sen(zero) = 0.021 . ref(beam) = 1.242 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 514 ng Mean aerosol black carbon concentration = 447 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 141 ppm. --- Disk space = 2.540175E+08 bytes free: One entry at every 10 minutes. There is space for 108001 hours ( 4500 days) more data --- 13-sep-19 08:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-sep-19 08:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.019 ref(beam) = 2.364 . Lamp 2 (470 nm): sen(beam) = 1.546 ref(beam) = 2.551 . Lamp 3 (520 nm): sen(beam) = 2.077 ref(beam) = 1.741 . Lamp 4 (590 nm): sen(beam) = 1.369 ref(beam) = 2.282 . Lamp 5 (660 nm): sen(beam) = .468 ref(beam) = .805 . Lamp 6 (880 nm): sen(beam) = .902 ref(beam) = 1.131 . Lamp 7 (950 nm): sen(beam) = 1.520 ref(beam) = 1.205 --- 13-sep-19 14:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 5.25 hours . Total airflow this filter = .87 cubic meters . Mean BC concentration of all lamps = 887 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .905 sen(zero) = 0.021 . ref(beam) = 2.384 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 972 ng Mean aerosol black carbon concentration = 1125 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 306 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .889 sen(zero) = 0.021 . ref(beam) = 2.556 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 856 ng Mean aerosol black carbon concentration = 990 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 217 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.317 sen(zero) = 0.021 . ref(beam) = 1.740 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 774 ng Mean aerosol black carbon concentration = 896 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 275 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .969 sen(zero) = 0.021 . ref(beam) = 2.368 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 751 ng Mean aerosol black carbon concentration = 869 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 497 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .339 sen(zero) = 0.021 . ref(beam) = .809 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 740 ng Mean aerosol black carbon concentration = 856 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 254 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .728 sen(zero) = 0.021 . ref(beam) = 1.141 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 658 ng Mean aerosol black carbon concentration = 761 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 373 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.264 sen(zero) = 0.021 . ref(beam) = 1.219 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 619 ng Mean aerosol black carbon concentration = 716 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 401 ppm. --- Disk space = 2.539971E+08 bytes free: One entry at every 10 minutes. There is space for 107992 hours ( 4500 days) more data --- 13-sep-19 14:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-sep-19 14:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.939 ref(beam) = 2.345 . Lamp 2 (470 nm): sen(beam) = 1.485 ref(beam) = 2.543 . Lamp 3 (520 nm): sen(beam) = 1.999 ref(beam) = 1.739 . Lamp 4 (590 nm): sen(beam) = 1.326 ref(beam) = 2.283 . Lamp 5 (660 nm): sen(beam) = .453 ref(beam) = .806 . Lamp 6 (880 nm): sen(beam) = .872 ref(beam) = 1.136 . Lamp 7 (950 nm): sen(beam) = 1.466 ref(beam) = 1.210 --- 13-sep-19 19:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.91 hours . Total airflow this filter = .76 cubic meters . Mean BC concentration of all lamps = 1041 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .884 sen(zero) = 0.021 . ref(beam) = 2.365 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 962 ng Mean aerosol black carbon concentration = 1288 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 929 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .853 sen(zero) = 0.021 . ref(beam) = 2.550 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 861 ng Mean aerosol black carbon concentration = 1152 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 780 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.261 sen(zero) = 0.021 . ref(beam) = 1.742 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 788 ng Mean aerosol black carbon concentration = 1054 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 875 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .934 sen(zero) = 0.021 . ref(beam) = 2.377 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 766 ng Mean aerosol black carbon concentration = 1025 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 732 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .327 sen(zero) = 0.021 . ref(beam) = .811 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 754 ng Mean aerosol black carbon concentration = 1009 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 849 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .701 sen(zero) = 0.021 . ref(beam) = 1.150 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 677 ng Mean aerosol black carbon concentration = 906 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 969 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.217 sen(zero) = 0.021 . ref(beam) = 1.229 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 635 ng Mean aerosol black carbon concentration = 850 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 969 ppm. --- Disk space = 2.539807E+08 bytes free: One entry at every 10 minutes. There is space for 107985 hours ( 4499 days) more data --- 13-sep-19 19:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-sep-19 19:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.896 ref(beam) = 2.225 . Lamp 2 (470 nm): sen(beam) = 1.449 ref(beam) = 2.393 . Lamp 3 (520 nm): sen(beam) = 1.945 ref(beam) = 1.664 . Lamp 4 (590 nm): sen(beam) = 1.299 ref(beam) = 2.197 . Lamp 5 (660 nm): sen(beam) = .443 ref(beam) = .759 . Lamp 6 (880 nm): sen(beam) = .850 ref(beam) = 1.088 . Lamp 7 (950 nm): sen(beam) = 1.431 ref(beam) = 1.148 ---