16-jul-19 03:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 16.08 hours . Total airflow this filter = 1.86 cubic meters . Mean BC concentration of all lamps = 402 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .953 sen(zero) = 0.021 . ref(beam) = 2.408 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 955 ng Mean aerosol black carbon concentration = 515 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 379 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .919 sen(zero) = 0.021 . ref(beam) = 2.608 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 845 ng Mean aerosol black carbon concentration = 456 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 388 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.334 sen(zero) = 0.021 . ref(beam) = 1.816 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 759 ng Mean aerosol black carbon concentration = 409 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 380 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .974 sen(zero) = 0.021 . ref(beam) = 2.371 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 728 ng Mean aerosol black carbon concentration = 393 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 510 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .349 sen(zero) = 0.021 . ref(beam) = .821 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 711 ng Mean aerosol black carbon concentration = 383 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 416 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .736 sen(zero) = 0.021 . ref(beam) = 1.182 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 628 ng Mean aerosol black carbon concentration = 339 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 525 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.268 sen(zero) = 0.021 . ref(beam) = 1.252 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 587 ng Mean aerosol black carbon concentration = 316 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 535 ppm. --- Disk space = 2.53354E+08 bytes free: One entry at every 10 minutes. There is space for 107719 hours ( 4488 days) more data --- 16-jul-19 03:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 16-jul-19 03:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.873 ref(beam) = 2.449 . Lamp 2 (470 nm): sen(beam) = 1.456 ref(beam) = 2.681 . Lamp 3 (520 nm): sen(beam) = 1.932 ref(beam) = 1.862 . Lamp 4 (590 nm): sen(beam) = 1.267 ref(beam) = 2.346 . Lamp 5 (660 nm): sen(beam) = .444 ref(beam) = .843 . Lamp 6 (880 nm): sen(beam) = .844 ref(beam) = 1.201 . Lamp 7 (950 nm): sen(beam) = 1.416 ref(beam) = 1.275 --- 16-jul-19 10:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.75 hours . Total airflow this filter = .8 cubic meters . Mean BC concentration of all lamps = 994 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .856 sen(zero) = 0.021 . ref(beam) = 2.462 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 960 ng Mean aerosol black carbon concentration = 1212 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 46 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .827 sen(zero) = 0.021 . ref(beam) = 2.681 ref(zero) = 0.021 . Optical attenuation of filter deposit = 55 . Total aerosol black carbon on filter = 884 ng Mean aerosol black carbon concentration = 1117 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 36 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.209 sen(zero) = 0.021 . ref(beam) = 1.859 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 804 ng Mean aerosol black carbon concentration = 1016 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 46 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .881 sen(zero) = 0.021 . ref(beam) = 2.418 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 781 ng Mean aerosol black carbon concentration = 986 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 163 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .318 sen(zero) = 0.021 . ref(beam) = .844 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 767 ng Mean aerosol black carbon concentration = 968 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 64 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .676 sen(zero) = 0.021 . ref(beam) = 1.208 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 678 ng Mean aerosol black carbon concentration = 857 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 94 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.170 sen(zero) = 0.021 . ref(beam) = 1.286 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 636 ng Mean aerosol black carbon concentration = 803 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 104 ppm. --- Disk space = 2.533089E+08 bytes free: One entry at every 10 minutes. There is space for 107699 hours ( 4487 days) more data --- 16-jul-19 10:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 16-jul-19 11:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.019 ref(beam) = 2.337 . Lamp 2 (470 nm): sen(beam) = 1.560 ref(beam) = 2.539 . Lamp 3 (520 nm): sen(beam) = 2.060 ref(beam) = 1.782 . Lamp 4 (590 nm): sen(beam) = 1.356 ref(beam) = 2.254 . Lamp 5 (660 nm): sen(beam) = .473 ref(beam) = .797 . Lamp 6 (880 nm): sen(beam) = .895 ref(beam) = 1.152 . Lamp 7 (950 nm): sen(beam) = 1.504 ref(beam) = 1.216 --- 16-jul-19 22:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 11.08 hours . Total airflow this filter = 1.28 cubic meters . Mean BC concentration of all lamps = 696 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .944 sen(zero) = 0.021 . ref(beam) = 2.347 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 954 ng Mean aerosol black carbon concentration = 749 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 246 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .856 sen(zero) = 0.021 . ref(beam) = 2.534 ref(zero) = 0.021 . Optical attenuation of filter deposit = 59 . Total aerosol black carbon on filter = 954 ng Mean aerosol black carbon concentration = 750 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 140 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.229 sen(zero) = 0.021 . ref(beam) = 1.778 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 904 ng Mean aerosol black carbon concentration = 710 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 142 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .890 sen(zero) = 0.021 . ref(beam) = 2.307 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 898 ng Mean aerosol black carbon concentration = 706 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 590 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .321 sen(zero) = 0.021 . ref(beam) = .795 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 894 ng Mean aerosol black carbon concentration = 703 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 251 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .684 sen(zero) = 0.021 . ref(beam) = 1.154 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 820 ng Mean aerosol black carbon concentration = 644 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 314 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.188 sen(zero) = 0.021 . ref(beam) = 1.221 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 776 ng Mean aerosol black carbon concentration = 610 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 346 ppm. --- Disk space = 2.532925E+08 bytes free: One entry at every 10 minutes. There is space for 107692 hours ( 4487 days) more data --- 16-jul-19 22:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 16-jul-19 22:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.941 ref(beam) = 2.355 . Lamp 2 (470 nm): sen(beam) = 1.497 ref(beam) = 2.553 . Lamp 3 (520 nm): sen(beam) = 1.992 ref(beam) = 1.795 . Lamp 4 (590 nm): sen(beam) = 1.304 ref(beam) = 2.267 . Lamp 5 (660 nm): sen(beam) = .454 ref(beam) = .801 . Lamp 6 (880 nm): sen(beam) = .863 ref(beam) = 1.162 . Lamp 7 (950 nm): sen(beam) = 1.447 ref(beam) = 1.226 ---