28-aug-17 03:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.25 hours . Total airflow this filter = .71 cubic meters . Mean BC concentration of all lamps = 1215 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .719 sen(zero) = 0.021 . ref(beam) = 2.141 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 965 ng Mean aerosol black carbon concentration = 1365 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 128 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .719 sen(zero) = 0.021 . ref(beam) = 2.369 ref(zero) = 0.021 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 921 ng Mean aerosol black carbon concentration = 1303 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 50 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .969 sen(zero) = 0.021 . ref(beam) = 1.630 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 862 ng Mean aerosol black carbon concentration = 1220 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 58 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .689 sen(zero) = 0.021 . ref(beam) = 2.082 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 855 ng Mean aerosol black carbon concentration = 1209 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 349 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .296 sen(zero) = 0.021 . ref(beam) = .830 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 855 ng Mean aerosol black carbon concentration = 1210 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 115 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .530 sen(zero) = 0.021 . ref(beam) = 1.042 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 799 ng Mean aerosol black carbon concentration = 1130 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 195 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .904 sen(zero) = 0.021 . ref(beam) = 1.074 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 755 ng Mean aerosol black carbon concentration = 1068 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 187 ppm. --- Disk space = 2.532639E+08 bytes free: One entry at every 10 minutes. There is space for 107680 hours ( 4487 days) more data --- 28-aug-17 03:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-aug-17 03:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.580 ref(beam) = 2.122 . Lamp 2 (470 nm): sen(beam) = 1.313 ref(beam) = 2.375 . Lamp 3 (520 nm): sen(beam) = 1.625 ref(beam) = 1.643 . Lamp 4 (590 nm): sen(beam) = 1.041 ref(beam) = 2.023 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .831 . Lamp 6 (880 nm): sen(beam) = .700 ref(beam) = 1.043 . Lamp 7 (950 nm): sen(beam) = 1.154 ref(beam) = 1.071 --- 28-aug-17 07:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.24 hours . Total airflow this filter = .49 cubic meters . Mean BC concentration of all lamps = 1588 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .726 sen(zero) = 0.021 . ref(beam) = 2.149 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 969 ng Mean aerosol black carbon concentration = 2017 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 121 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .768 sen(zero) = 0.021 . ref(beam) = 2.379 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 839 ng Mean aerosol black carbon concentration = 1747 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 31 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.043 sen(zero) = 0.021 . ref(beam) = 1.644 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 761 ng Mean aerosol black carbon concentration = 1584 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 48 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .751 sen(zero) = 0.021 . ref(beam) = 2.124 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 739 ng Mean aerosol black carbon concentration = 1538 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 273 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .317 sen(zero) = 0.021 . ref(beam) = .837 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 731 ng Mean aerosol black carbon concentration = 1523 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 98 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .566 sen(zero) = 0.021 . ref(beam) = 1.057 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 669 ng Mean aerosol black carbon concentration = 1393 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 128 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .962 sen(zero) = 0.021 . ref(beam) = 1.090 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 632 ng Mean aerosol black carbon concentration = 1316 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 162 ppm. --- Disk space = 2.532434E+08 bytes free: One entry at every 10 minutes. There is space for 107672 hours ( 4486 days) more data --- 28-aug-17 07:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-aug-17 08:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.504 ref(beam) = 2.127 . Lamp 2 (470 nm): sen(beam) = 1.273 ref(beam) = 2.341 . Lamp 3 (520 nm): sen(beam) = 1.583 ref(beam) = 1.622 . Lamp 4 (590 nm): sen(beam) = 1.034 ref(beam) = 2.021 . Lamp 5 (660 nm): sen(beam) = .429 ref(beam) = .822 . Lamp 6 (880 nm): sen(beam) = .695 ref(beam) = 1.032 . Lamp 7 (950 nm): sen(beam) = 1.150 ref(beam) = 1.060 --- 28-aug-17 10:55:00 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 = 2513 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .644 sen(zero) = 0.021 . ref(beam) = 2.127 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 3301 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 244 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .725 sen(zero) = 0.021 . ref(beam) = 2.336 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 812 ng Mean aerosol black carbon concentration = 2816 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 198 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.004 sen(zero) = 0.021 . ref(beam) = 1.615 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 724 ng Mean aerosol black carbon concentration = 2510 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 217 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .721 sen(zero) = 0.021 . ref(beam) = 2.048 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 694 ng Mean aerosol black carbon concentration = 2407 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 664 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .311 sen(zero) = 0.021 . ref(beam) = .818 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 685 ng Mean aerosol black carbon concentration = 2374 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 318 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .556 sen(zero) = 0.021 . ref(beam) = 1.030 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 623 ng Mean aerosol black carbon concentration = 2158 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 401 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .945 sen(zero) = 0.021 . ref(beam) = 1.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 584 ng Mean aerosol black carbon concentration = 2025 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 460 ppm. --- Disk space = 2.53227E+08 bytes free: One entry at every 10 minutes. There is space for 107665 hours ( 4486 days) more data --- 28-aug-17 10:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-aug-17 11:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.531 ref(beam) = 2.151 . Lamp 2 (470 nm): sen(beam) = 1.268 ref(beam) = 2.371 . Lamp 3 (520 nm): sen(beam) = 1.570 ref(beam) = 1.644 . Lamp 4 (590 nm): sen(beam) = 1.002 ref(beam) = 2.023 . Lamp 5 (660 nm): sen(beam) = .420 ref(beam) = .825 . Lamp 6 (880 nm): sen(beam) = .679 ref(beam) = 1.038 . Lamp 7 (950 nm): sen(beam) = 1.118 ref(beam) = 1.059 --- 28-aug-17 15:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.91 hours . Total airflow this filter = .44 cubic meters . Mean BC concentration of all lamps = 1993 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .688 sen(zero) = 0.021 . ref(beam) = 2.182 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 2186 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1093 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .689 sen(zero) = 0.021 . ref(beam) = 2.377 ref(zero) = 0.021 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 924 ng Mean aerosol black carbon concentration = 2126 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 860 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .933 sen(zero) = 0.021 . ref(beam) = 1.646 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 871 ng Mean aerosol black carbon concentration = 2004 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1013 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .672 sen(zero) = 0.021 . ref(beam) = 2.126 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 866 ng Mean aerosol black carbon concentration = 1992 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1179 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .287 sen(zero) = 0.021 . ref(beam) = .833 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 869 ng Mean aerosol black carbon concentration = 1998 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1228 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .523 sen(zero) = 0.021 . ref(beam) = 1.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 813 ng Mean aerosol black carbon concentration = 1870 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1191 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .891 sen(zero) = 0.021 . ref(beam) = 1.082 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 772 ng Mean aerosol black carbon concentration = 1777 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1520 ppm. --- Disk space = 2.532188E+08 bytes free: One entry at every 10 minutes. There is space for 107661 hours ( 4486 days) more data --- 28-aug-17 15:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-aug-17 15:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.605 ref(beam) = 2.173 . Lamp 2 (470 nm): sen(beam) = 1.319 ref(beam) = 2.393 . Lamp 3 (520 nm): sen(beam) = 1.635 ref(beam) = 1.648 . Lamp 4 (590 nm): sen(beam) = 1.059 ref(beam) = 2.053 . Lamp 5 (660 nm): sen(beam) = .438 ref(beam) = .838 . Lamp 6 (880 nm): sen(beam) = .709 ref(beam) = 1.051 . Lamp 7 (950 nm): sen(beam) = 1.170 ref(beam) = 1.077 --- 28-aug-17 20:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.91 hours . Total airflow this filter = .56 cubic meters . Mean BC concentration of all lamps = 1633 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .716 sen(zero) = 0.021 . ref(beam) = 2.177 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 977 ng Mean aerosol black carbon concentration = 1754 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 927 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .701 sen(zero) = 0.021 . ref(beam) = 2.382 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 969 ng Mean aerosol black carbon concentration = 1738 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1079 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .947 sen(zero) = 0.021 . ref(beam) = 1.636 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 916 ng Mean aerosol black carbon concentration = 1643 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1039 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .680 sen(zero) = 0.021 . ref(beam) = 2.093 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 904 ng Mean aerosol black carbon concentration = 1623 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1058 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .291 sen(zero) = 0.021 . ref(beam) = .833 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 911 ng Mean aerosol black carbon concentration = 1636 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1201 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .527 sen(zero) = 0.021 . ref(beam) = 1.047 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 868 ng Mean aerosol black carbon concentration = 1557 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1227 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .900 sen(zero) = 0.021 . ref(beam) = 1.076 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 825 ng Mean aerosol black carbon concentration = 1480 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1415 ppm. --- Disk space = 2.532065E+08 bytes free: One entry at every 10 minutes. There is space for 107656 hours ( 4486 days) more data --- 28-aug-17 20:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-aug-17 20:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.599 ref(beam) = 2.169 . Lamp 2 (470 nm): sen(beam) = 1.311 ref(beam) = 2.374 . Lamp 3 (520 nm): sen(beam) = 1.617 ref(beam) = 1.631 . Lamp 4 (590 nm): sen(beam) = 1.042 ref(beam) = 2.011 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .826 . Lamp 6 (880 nm): sen(beam) = .700 ref(beam) = 1.032 . Lamp 7 (950 nm): sen(beam) = 1.157 ref(beam) = 1.062 ---