09-oct-17 01:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.24 hours . Total airflow this filter = .52 cubic meters . Mean BC concentration of all lamps = 1324 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .761 sen(zero) = 0.021 . ref(beam) = 2.105 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 957 ng Mean aerosol black carbon concentration = 1844 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 606 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .829 sen(zero) = 0.021 . ref(beam) = 2.299 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 801 ng Mean aerosol black carbon concentration = 1544 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 594 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.151 sen(zero) = 0.021 . ref(beam) = 1.582 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 700 ng Mean aerosol black carbon concentration = 1348 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 797 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .815 sen(zero) = 0.021 . ref(beam) = 2.034 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 660 ng Mean aerosol black carbon concentration = 1272 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 943 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .346 sen(zero) = 0.021 . ref(beam) = .803 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 636 ng Mean aerosol black carbon concentration = 1226 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 923 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .627 sen(zero) = 0.021 . ref(beam) = 1.017 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 548 ng Mean aerosol black carbon concentration = 1056 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1030 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.067 sen(zero) = 0.021 . ref(beam) = 1.047 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 509 ng Mean aerosol black carbon concentration = 981 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 905 ppm. --- Disk space = 2.532598E+08 bytes free: One entry at every 10 minutes. There is space for 107678 hours ( 4487 days) more data --- 09-oct-17 01:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-oct-17 02:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.670 ref(beam) = 2.164 . Lamp 2 (470 nm): sen(beam) = 1.373 ref(beam) = 2.387 . Lamp 3 (520 nm): sen(beam) = 1.715 ref(beam) = 1.657 . Lamp 4 (590 nm): sen(beam) = 1.088 ref(beam) = 2.051 . Lamp 5 (660 nm): sen(beam) = .450 ref(beam) = .830 . Lamp 6 (880 nm): sen(beam) = .739 ref(beam) = 1.055 . Lamp 7 (950 nm): sen(beam) = 1.221 ref(beam) = 1.080 --- 09-oct-17 07:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 5.25 hours . Total airflow this filter = .65 cubic meters . Mean BC concentration of all lamps = 1113 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .761 sen(zero) = 0.021 . ref(beam) = 2.179 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 961 ng Mean aerosol black carbon concentration = 1497 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 219 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .818 sen(zero) = 0.021 . ref(beam) = 2.389 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 802 ng Mean aerosol black carbon concentration = 1249 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 142 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.128 sen(zero) = 0.021 . ref(beam) = 1.655 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 713 ng Mean aerosol black carbon concentration = 1111 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 176 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .792 sen(zero) = 0.021 . ref(beam) = 2.110 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 681 ng Mean aerosol black carbon concentration = 1061 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 543 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .336 sen(zero) = 0.021 . ref(beam) = .831 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 668 ng Mean aerosol black carbon concentration = 1041 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 260 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .605 sen(zero) = 0.021 . ref(beam) = 1.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 606 ng Mean aerosol black carbon concentration = 944 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 383 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.027 sen(zero) = 0.021 . ref(beam) = 1.088 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 569 ng Mean aerosol black carbon concentration = 887 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 441 ppm. --- Disk space = 2.532475E+08 bytes free: One entry at every 10 minutes. There is space for 107673 hours ( 4486 days) more data --- 09-oct-17 07:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-oct-17 07:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.761 ref(beam) = 2.165 . Lamp 2 (470 nm): sen(beam) = 1.444 ref(beam) = 2.396 . Lamp 3 (520 nm): sen(beam) = 1.799 ref(beam) = 1.658 . Lamp 4 (590 nm): sen(beam) = 1.133 ref(beam) = 2.041 . Lamp 5 (660 nm): sen(beam) = .470 ref(beam) = .832 . Lamp 6 (880 nm): sen(beam) = .771 ref(beam) = 1.052 . Lamp 7 (950 nm): sen(beam) = 1.275 ref(beam) = 1.081 --- 09-oct-17 14:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.91 hours . Total airflow this filter = .86 cubic meters . Mean BC concentration of all lamps = 1182 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .809 sen(zero) = 0.021 . ref(beam) = 2.187 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 961 ng Mean aerosol black carbon concentration = 1125 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 831 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .753 sen(zero) = 0.021 . ref(beam) = 2.404 ref(zero) = 0.021 . Optical attenuation of filter deposit = 63 . Total aerosol black carbon on filter = 1025 ng Mean aerosol black carbon concentration = 1199 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 996 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.008 sen(zero) = 0.021 . ref(beam) = 1.660 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 1004 ng Mean aerosol black carbon concentration = 1175 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 985 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .697 sen(zero) = 0.021 . ref(beam) = 2.102 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 1027 ng Mean aerosol black carbon concentration = 1202 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 876 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .298 sen(zero) = 0.021 . ref(beam) = .836 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 1050 ng Mean aerosol black carbon concentration = 1228 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 920 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .553 sen(zero) = 0.021 . ref(beam) = 1.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 1023 ng Mean aerosol black carbon concentration = 1197 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 950 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .949 sen(zero) = 0.021 . ref(beam) = 1.092 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 978 ng Mean aerosol black carbon concentration = 1145 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1108 ppm. --- Disk space = 2.532311E+08 bytes free: One entry at every 10 minutes. There is space for 107666 hours ( 4486 days) more data --- 09-oct-17 14:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-oct-17 15:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.754 ref(beam) = 2.128 . Lamp 2 (470 nm): sen(beam) = 1.435 ref(beam) = 2.371 . Lamp 3 (520 nm): sen(beam) = 1.785 ref(beam) = 1.633 . Lamp 4 (590 nm): sen(beam) = 1.115 ref(beam) = 1.994 . Lamp 5 (660 nm): sen(beam) = .464 ref(beam) = .826 . Lamp 6 (880 nm): sen(beam) = .762 ref(beam) = 1.035 . Lamp 7 (950 nm): sen(beam) = 1.258 ref(beam) = 1.066 --- 09-oct-17 23:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 8.41 hours . Total airflow this filter = 1.04 cubic meters . Mean BC concentration of all lamps = 830 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .816 sen(zero) = 0.021 . ref(beam) = 2.154 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 955 ng Mean aerosol black carbon concentration = 921 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 706 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .804 sen(zero) = 0.021 . ref(beam) = 2.372 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 904 ng Mean aerosol black carbon concentration = 872 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 751 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.083 sen(zero) = 0.021 . ref(beam) = 1.632 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 856 ng Mean aerosol black carbon concentration = 825 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 921 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .756 sen(zero) = 0.021 . ref(beam) = 2.086 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 856 ng Mean aerosol black carbon concentration = 825 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 955 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .320 sen(zero) = 0.021 . ref(beam) = .830 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 858 ng Mean aerosol black carbon concentration = 828 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1027 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .586 sen(zero) = 0.021 . ref(beam) = 1.047 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 819 ng Mean aerosol black carbon concentration = 790 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1097 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.000 sen(zero) = 0.021 . ref(beam) = 1.083 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 780 ng Mean aerosol black carbon concentration = 752 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1166 ppm. --- Disk space = 2.532106E+08 bytes free: One entry at every 10 minutes. There is space for 107658 hours ( 4486 days) more data --- 09-oct-17 23:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-oct-17 23:50:19 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.733 ref(beam) = 2.143 . Lamp 2 (470 nm): sen(beam) = 1.419 ref(beam) = 2.377 . Lamp 3 (520 nm): sen(beam) = 1.761 ref(beam) = 1.630 . Lamp 4 (590 nm): sen(beam) = 1.116 ref(beam) = 2.024 . Lamp 5 (660 nm): sen(beam) = .463 ref(beam) = .829 . Lamp 6 (880 nm): sen(beam) = .756 ref(beam) = 1.041 . Lamp 7 (950 nm): sen(beam) = 1.247 ref(beam) = 1.071 ---