24-aug-19 04:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.25 hours . Total airflow this filter = .8 cubic meters . Mean BC concentration of all lamps = 1119 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .881 sen(zero) = 0.021 . ref(beam) = 2.275 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 953 ng Mean aerosol black carbon concentration = 1205 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 125 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .805 sen(zero) = 0.021 . ref(beam) = 2.429 ref(zero) = 0.021 . Optical attenuation of filter deposit = 58 . Total aerosol black carbon on filter = 944 ng Mean aerosol black carbon concentration = 1194 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 77 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.179 sen(zero) = 0.021 . ref(beam) = 1.591 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 898 ng Mean aerosol black carbon concentration = 1136 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 65 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .839 sen(zero) = 0.021 . ref(beam) = 2.197 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 894 ng Mean aerosol black carbon concentration = 1130 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 368 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .303 sen(zero) = 0.021 . ref(beam) = .764 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 893 ng Mean aerosol black carbon concentration = 1129 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 160 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .638 sen(zero) = 0.021 . ref(beam) = 1.036 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 830 ng Mean aerosol black carbon concentration = 1050 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 180 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.120 sen(zero) = 0.021 . ref(beam) = 1.117 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 782 ng Mean aerosol black carbon concentration = 988 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 203 ppm. --- Disk space = 2.540339E+08 bytes free: One entry at every 10 minutes. There is space for 108008 hours ( 4500 days) more data --- 24-aug-19 04:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 24-aug-19 05:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.921 ref(beam) = 2.130 . Lamp 2 (470 nm): sen(beam) = 1.475 ref(beam) = 2.279 . Lamp 3 (520 nm): sen(beam) = 1.987 ref(beam) = 1.513 . Lamp 4 (590 nm): sen(beam) = 1.278 ref(beam) = 2.020 . Lamp 5 (660 nm): sen(beam) = .445 ref(beam) = .717 . Lamp 6 (880 nm): sen(beam) = .831 ref(beam) = .979 . Lamp 7 (950 nm): sen(beam) = 1.413 ref(beam) = 1.054 --- 24-aug-19 10:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.91 hours . Total airflow this filter = .62 cubic meters . Mean BC concentration of all lamps = 1412 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .886 sen(zero) = 0.021 . ref(beam) = 2.142 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 957 ng Mean aerosol black carbon concentration = 1562 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 118 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .817 sen(zero) = 0.021 . ref(beam) = 2.281 ref(zero) = 0.021 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 928 ng Mean aerosol black carbon concentration = 1515 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 57 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.195 sen(zero) = 0.021 . ref(beam) = 1.510 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 877 ng Mean aerosol black carbon concentration = 1430 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 70 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .851 sen(zero) = 0.021 . ref(beam) = 2.084 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 870 ng Mean aerosol black carbon concentration = 1419 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 368 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .306 sen(zero) = 0.021 . ref(beam) = .719 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 866 ng Mean aerosol black carbon concentration = 1413 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 168 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .639 sen(zero) = 0.021 . ref(beam) = .984 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 803 ng Mean aerosol black carbon concentration = 1311 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 176 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.123 sen(zero) = 0.021 . ref(beam) = 1.062 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 758 ng Mean aerosol black carbon concentration = 1237 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 221 ppm. --- Disk space = 2.540134E+08 bytes free: One entry at every 10 minutes. There is space for 107999 hours ( 4500 days) more data --- 24-aug-19 10:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 24-aug-19 10:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.695 ref(beam) = 2.134 . Lamp 2 (470 nm): sen(beam) = 1.330 ref(beam) = 2.314 . Lamp 3 (520 nm): sen(beam) = 1.790 ref(beam) = 1.502 . Lamp 4 (590 nm): sen(beam) = 1.149 ref(beam) = 2.020 . Lamp 5 (660 nm): sen(beam) = .406 ref(beam) = .728 . Lamp 6 (880 nm): sen(beam) = .755 ref(beam) = .970 . Lamp 7 (950 nm): sen(beam) = 1.285 ref(beam) = 1.039 --- 24-aug-19 11:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.25 hours . Total airflow this filter = .15 cubic meters . Mean BC concentration of all lamps = 5560 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .652 sen(zero) = 0.021 . ref(beam) = 2.149 ref(zero) = 0.021 . Optical attenuation of filter deposit = 81 . Total aerosol black carbon on filter = 1033 ng Mean aerosol black carbon concentration = 7109 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 431 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .687 sen(zero) = 0.021 . ref(beam) = 2.319 ref(zero) = 0.021 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 921 ng Mean aerosol black carbon concentration = 6335 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 260 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.044 sen(zero) = 0.021 . ref(beam) = 1.500 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 827 ng Mean aerosol black carbon concentration = 5694 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 570 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .766 sen(zero) = 0.021 . ref(beam) = 2.101 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 790 ng Mean aerosol black carbon concentration = 5438 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 806 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .282 sen(zero) = 0.021 . ref(beam) = .732 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 768 ng Mean aerosol black carbon concentration = 5283 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 507 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .593 sen(zero) = 0.021 . ref(beam) = .979 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 680 ng Mean aerosol black carbon concentration = 4684 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 634 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.045 sen(zero) = 0.021 . ref(beam) = 1.054 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 635 ng Mean aerosol black carbon concentration = 4374 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 616 ppm. --- Disk space = 2.539971E+08 bytes free: One entry at every 10 minutes. There is space for 107992 hours ( 4500 days) more data --- 24-aug-19 11:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 24-aug-19 12:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.756 ref(beam) = 2.220 . Lamp 2 (470 nm): sen(beam) = 1.384 ref(beam) = 2.429 . Lamp 3 (520 nm): sen(beam) = 1.850 ref(beam) = 1.575 . Lamp 4 (590 nm): sen(beam) = 1.200 ref(beam) = 2.121 . Lamp 5 (660 nm): sen(beam) = .422 ref(beam) = .767 . Lamp 6 (880 nm): sen(beam) = .780 ref(beam) = 1.020 . Lamp 7 (950 nm): sen(beam) = 1.333 ref(beam) = 1.100 --- 24-aug-19 15:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.91 hours . Total airflow this filter = .34 cubic meters . Mean BC concentration of all lamps = 2593 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .772 sen(zero) = 0.021 . ref(beam) = 2.242 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 990 ng Mean aerosol black carbon concentration = 2974 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 820 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .746 sen(zero) = 0.021 . ref(beam) = 2.435 ref(zero) = 0.021 . Optical attenuation of filter deposit = 58 . Total aerosol black carbon on filter = 943 ng Mean aerosol black carbon concentration = 2832 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 895 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.095 sen(zero) = 0.021 . ref(beam) = 1.577 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 877 ng Mean aerosol black carbon concentration = 2635 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 823 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .803 sen(zero) = 0.021 . ref(beam) = 2.228 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 862 ng Mean aerosol black carbon concentration = 2590 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 724 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .290 sen(zero) = 0.021 . ref(beam) = .773 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 854 ng Mean aerosol black carbon concentration = 2565 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 829 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .605 sen(zero) = 0.021 . ref(beam) = 1.036 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 780 ng Mean aerosol black carbon concentration = 2344 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 987 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.070 sen(zero) = 0.021 . ref(beam) = 1.122 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 737 ng Mean aerosol black carbon concentration = 2214 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1113 ppm. --- Disk space = 2.539889E+08 bytes free: One entry at every 10 minutes. There is space for 107988 hours ( 4500 days) more data --- 24-aug-19 15:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 24-aug-19 15:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.815 ref(beam) = 2.276 . Lamp 2 (470 nm): sen(beam) = 1.436 ref(beam) = 2.450 . Lamp 3 (520 nm): sen(beam) = 1.923 ref(beam) = 1.617 . Lamp 4 (590 nm): sen(beam) = 1.266 ref(beam) = 2.206 . Lamp 5 (660 nm): sen(beam) = .442 ref(beam) = .774 . Lamp 6 (880 nm): sen(beam) = .823 ref(beam) = 1.053 . Lamp 7 (950 nm): sen(beam) = 1.407 ref(beam) = 1.125 --- 24-aug-19 20:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.75 hours . Total airflow this filter = .57 cubic meters . Mean BC concentration of all lamps = 1692 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .791 sen(zero) = 0.021 . ref(beam) = 2.280 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 966 ng Mean aerosol black carbon concentration = 1698 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 950 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .737 sen(zero) = 0.021 . ref(beam) = 2.445 ref(zero) = 0.021 . Optical attenuation of filter deposit = 62 . Total aerosol black carbon on filter = 997 ng Mean aerosol black carbon concentration = 1754 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 985 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.070 sen(zero) = 0.021 . ref(beam) = 1.610 ref(zero) = 0.021 . Optical attenuation of filter deposit = 54 . Total aerosol black carbon on filter = 968 ng Mean aerosol black carbon concentration = 1702 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 901 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .778 sen(zero) = 0.021 . ref(beam) = 2.257 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 979 ng Mean aerosol black carbon concentration = 1721 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 900 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .284 sen(zero) = 0.021 . ref(beam) = .772 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 986 ng Mean aerosol black carbon concentration = 1734 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 956 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .597 sen(zero) = 0.021 . ref(beam) = 1.056 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 943 ng Mean aerosol black carbon concentration = 1659 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1314 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.060 sen(zero) = 0.021 . ref(beam) = 1.130 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 895 ng Mean aerosol black carbon concentration = 1574 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1483 ppm. --- Disk space = 2.539807E+08 bytes free: One entry at every 10 minutes. There is space for 107985 hours ( 4499 days) more data --- 24-aug-19 20:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 24-aug-19 20:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.911 ref(beam) = 2.231 . Lamp 2 (470 nm): sen(beam) = 1.479 ref(beam) = 2.375 . Lamp 3 (520 nm): sen(beam) = 1.994 ref(beam) = 1.596 . Lamp 4 (590 nm): sen(beam) = 1.306 ref(beam) = 2.151 . Lamp 5 (660 nm): sen(beam) = .450 ref(beam) = .747 . Lamp 6 (880 nm): sen(beam) = .850 ref(beam) = 1.039 . Lamp 7 (950 nm): sen(beam) = 1.440 ref(beam) = 1.101 ---