13-aug-17 01:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 10.41 hours . Total airflow this filter = 1.15 cubic meters . Mean BC concentration of all lamps = 779 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .743 sen(zero) = 0.021 . ref(beam) = 2.155 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 967 ng Mean aerosol black carbon concentration = 843 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 449 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .712 sen(zero) = 0.021 . ref(beam) = 2.329 ref(zero) = 0.021 . Optical attenuation of filter deposit = 58 . Total aerosol black carbon on filter = 947 ng Mean aerosol black carbon concentration = 826 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 428 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .952 sen(zero) = 0.021 . ref(beam) = 1.610 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 896 ng Mean aerosol black carbon concentration = 782 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 489 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .670 sen(zero) = 0.021 . ref(beam) = 2.039 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 890 ng Mean aerosol black carbon concentration = 776 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 642 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .289 sen(zero) = 0.021 . ref(beam) = .813 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 894 ng Mean aerosol black carbon concentration = 780 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 652 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .516 sen(zero) = 0.021 . ref(beam) = 1.024 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 849 ng Mean aerosol black carbon concentration = 741 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 684 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .879 sen(zero) = 0.021 . ref(beam) = 1.049 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 811 ng Mean aerosol black carbon concentration = 707 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 720 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-aug-17 01:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-aug-17 02:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.505 ref(beam) = 2.162 . Lamp 2 (470 nm): sen(beam) = 1.240 ref(beam) = 2.380 . Lamp 3 (520 nm): sen(beam) = 1.538 ref(beam) = 1.639 . Lamp 4 (590 nm): sen(beam) = .977 ref(beam) = 1.997 . Lamp 5 (660 nm): sen(beam) = .412 ref(beam) = .829 . Lamp 6 (880 nm): sen(beam) = .660 ref(beam) = 1.033 . Lamp 7 (950 nm): sen(beam) = 1.088 ref(beam) = 1.059 --- 13-aug-17 05:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.24 hours . Total airflow this filter = .35 cubic meters . Mean BC concentration of all lamps = 2146 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .672 sen(zero) = 0.021 . ref(beam) = 2.176 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 951 ng Mean aerosol black carbon concentration = 2725 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 35 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .717 sen(zero) = 0.021 . ref(beam) = 2.382 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 826 ng Mean aerosol black carbon concentration = 2367 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 57 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .979 sen(zero) = 0.021 . ref(beam) = 1.637 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 751 ng Mean aerosol black carbon concentration = 2150 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 57 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .689 sen(zero) = 0.021 . ref(beam) = 2.053 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 726 ng Mean aerosol black carbon concentration = 2079 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 136 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .298 sen(zero) = 0.021 . ref(beam) = .830 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 717 ng Mean aerosol black carbon concentration = 2053 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 66 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .529 sen(zero) = 0.021 . ref(beam) = 1.038 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 656 ng Mean aerosol black carbon concentration = 1879 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 73 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .897 sen(zero) = 0.021 . ref(beam) = 1.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 618 ng Mean aerosol black carbon concentration = 1770 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 85 ppm. --- Disk space = 2.53952E+08 bytes free: One entry at every 10 minutes. There is space for 107973 hours ( 4499 days) more data --- 13-aug-17 05:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-aug-17 05:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.529 ref(beam) = 2.138 . Lamp 2 (470 nm): sen(beam) = 1.269 ref(beam) = 2.374 . Lamp 3 (520 nm): sen(beam) = 1.572 ref(beam) = 1.641 . Lamp 4 (590 nm): sen(beam) = .989 ref(beam) = 1.991 . Lamp 5 (660 nm): sen(beam) = .419 ref(beam) = .827 . Lamp 6 (880 nm): sen(beam) = .674 ref(beam) = 1.037 . Lamp 7 (950 nm): sen(beam) = 1.111 ref(beam) = 1.061 --- 13-aug-17 10:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.24 hours . Total airflow this filter = .47 cubic meters . Mean BC concentration of all lamps = 1826 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .684 sen(zero) = 0.021 . ref(beam) = 2.167 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 965 ng Mean aerosol black carbon concentration = 2084 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 165 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .698 sen(zero) = 0.021 . ref(beam) = 2.380 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 912 ng Mean aerosol black carbon concentration = 1969 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 99 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .948 sen(zero) = 0.021 . ref(beam) = 1.642 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 850 ng Mean aerosol black carbon concentration = 1836 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 110 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .671 sen(zero) = 0.021 . ref(beam) = 2.080 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 837 ng Mean aerosol black carbon concentration = 1808 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 244 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .291 sen(zero) = 0.021 . ref(beam) = .832 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 834 ng Mean aerosol black carbon concentration = 1801 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 150 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .522 sen(zero) = 0.021 . ref(beam) = 1.049 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 780 ng Mean aerosol black carbon concentration = 1684 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 220 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .890 sen(zero) = 0.021 . ref(beam) = 1.076 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 740 ng Mean aerosol black carbon concentration = 1599 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 215 ppm. --- Disk space = 2.539397E+08 bytes free: One entry at every 10 minutes. There is space for 107968 hours ( 4499 days) more data --- 13-aug-17 10:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-aug-17 10:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.567 ref(beam) = 2.095 . Lamp 2 (470 nm): sen(beam) = 1.293 ref(beam) = 2.342 . Lamp 3 (520 nm): sen(beam) = 1.606 ref(beam) = 1.622 . Lamp 4 (590 nm): sen(beam) = 1.020 ref(beam) = 1.986 . Lamp 5 (660 nm): sen(beam) = .428 ref(beam) = .818 . Lamp 6 (880 nm): sen(beam) = .689 ref(beam) = 1.029 . Lamp 7 (950 nm): sen(beam) = 1.137 ref(beam) = 1.054 --- 13-aug-17 23:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 12.58 hours . Total airflow this filter = 1.4 cubic meters . Mean BC concentration of all lamps = 631 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .730 sen(zero) = 0.021 . ref(beam) = 2.111 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 679 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 300 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .717 sen(zero) = 0.021 . ref(beam) = 2.343 ref(zero) = 0.021 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 927 ng Mean aerosol black carbon concentration = 664 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 242 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .964 sen(zero) = 0.021 . ref(beam) = 1.618 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 880 ng Mean aerosol black carbon concentration = 630 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 293 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .669 sen(zero) = 0.021 . ref(beam) = 2.025 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 884 ng Mean aerosol black carbon concentration = 633 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 512 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .291 sen(zero) = 0.021 . ref(beam) = .817 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 889 ng Mean aerosol black carbon concentration = 637 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 383 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .521 sen(zero) = 0.021 . ref(beam) = 1.029 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 842 ng Mean aerosol black carbon concentration = 603 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 453 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .887 sen(zero) = 0.021 . ref(beam) = 1.056 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 799 ng Mean aerosol black carbon concentration = 572 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 502 ppm. --- Disk space = 2.539233E+08 bytes free: One entry at every 10 minutes. There is space for 107961 hours ( 4498 days) more data --- 13-aug-17 23:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-aug-17 23:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.545 ref(beam) = 2.138 . Lamp 2 (470 nm): sen(beam) = 1.295 ref(beam) = 2.370 . Lamp 3 (520 nm): sen(beam) = 1.603 ref(beam) = 1.622 . Lamp 4 (590 nm): sen(beam) = 1.005 ref(beam) = 1.961 . Lamp 5 (660 nm): sen(beam) = .427 ref(beam) = .824 . Lamp 6 (880 nm): sen(beam) = .683 ref(beam) = 1.020 . Lamp 7 (950 nm): sen(beam) = 1.123 ref(beam) = 1.047 ---