Disk space = 2.541445E+08 bytes free: One entry at every 10 minutes. There is space for 108055 hours ( 4502 days) more data --- 10-oct-17 10:52:12 Tape feeder mechanism advancing for 2 spot(s). --- 10-oct-17 10:56:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-oct-17 11:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.752 ref(beam) = 2.126 . Lamp 2 (470 nm): sen(beam) = 1.444 ref(beam) = 2.355 . Lamp 3 (520 nm): sen(beam) = 1.784 ref(beam) = 1.606 . Lamp 4 (590 nm): sen(beam) = 1.138 ref(beam) = 2.034 . Lamp 5 (660 nm): sen(beam) = .469 ref(beam) = .821 . Lamp 6 (880 nm): sen(beam) = .769 ref(beam) = 1.028 . Lamp 7 (950 nm): sen(beam) = 1.278 ref(beam) = 1.061 --- 10-oct-17 16:30:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 5.33 hours . Total airflow this filter = .64 cubic meters . Mean BC concentration of all lamps = 1433 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .764 sen(zero) = 0.021 . ref(beam) = 2.070 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 960 ng Mean aerosol black carbon concentration = 1511 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 961 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .735 sen(zero) = 0.021 . ref(beam) = 2.271 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 973 ng Mean aerosol black carbon concentration = 1531 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1168 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .990 sen(zero) = 0.021 . ref(beam) = 1.545 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 924 ng Mean aerosol black carbon concentration = 1454 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1064 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .682 sen(zero) = 0.021 . ref(beam) = 1.977 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 938 ng Mean aerosol black carbon concentration = 1476 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1144 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .296 sen(zero) = 0.021 . ref(beam) = .789 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 941 ng Mean aerosol black carbon concentration = 1482 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1199 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .552 sen(zero) = 0.021 . ref(beam) = .987 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 845 ng Mean aerosol black carbon concentration = 1330 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1096 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .950 sen(zero) = 0.021 . ref(beam) = 1.019 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 792 ng Mean aerosol black carbon concentration = 1247 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1150 ppm. --- Disk space = 2.541445E+08 bytes free: One entry at every 10 minutes. There is space for 108055 hours ( 4502 days) more data --- 10-oct-17 16:30:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-oct-17 16:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.697 ref(beam) = 2.096 . Lamp 2 (470 nm): sen(beam) = 1.393 ref(beam) = 2.321 . Lamp 3 (520 nm): sen(beam) = 1.731 ref(beam) = 1.593 . Lamp 4 (590 nm): sen(beam) = 1.086 ref(beam) = 1.951 . Lamp 5 (660 nm): sen(beam) = .452 ref(beam) = .807 . Lamp 6 (880 nm): sen(beam) = .738 ref(beam) = 1.013 . Lamp 7 (950 nm): sen(beam) = 1.222 ref(beam) = 1.043 --- 10-oct-17 20:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.08 hours . Total airflow this filter = .49 cubic meters . Mean BC concentration of all lamps = 1841 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .774 sen(zero) = 0.021 . ref(beam) = 2.114 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 962 ng Mean aerosol black carbon concentration = 1986 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1140 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .755 sen(zero) = 0.021 . ref(beam) = 2.326 ref(zero) = 0.021 . Optical attenuation of filter deposit = 58 . Total aerosol black carbon on filter = 945 ng Mean aerosol black carbon concentration = 1953 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1283 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.020 sen(zero) = 0.021 . ref(beam) = 1.593 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 896 ng Mean aerosol black carbon concentration = 1850 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1437 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .708 sen(zero) = 0.021 . ref(beam) = 2.012 ref(zero) = 0.021 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 894 ng Mean aerosol black carbon concentration = 1846 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1321 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .304 sen(zero) = 0.021 . ref(beam) = .808 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 898 ng Mean aerosol black carbon concentration = 1855 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1595 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .557 sen(zero) = 0.021 . ref(beam) = 1.018 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 843 ng Mean aerosol black carbon concentration = 1741 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1743 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .952 sen(zero) = 0.021 . ref(beam) = 1.049 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 800 ng Mean aerosol black carbon concentration = 1652 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1806 ppm. --- Disk space = 2.541199E+08 bytes free: One entry at every 10 minutes. There is space for 108044 hours ( 4502 days) more data --- 10-oct-17 20:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 10-oct-17 21:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.662 ref(beam) = 2.139 . Lamp 2 (470 nm): sen(beam) = 1.368 ref(beam) = 2.362 . Lamp 3 (520 nm): sen(beam) = 1.703 ref(beam) = 1.635 . Lamp 4 (590 nm): sen(beam) = 1.068 ref(beam) = 1.994 . Lamp 5 (660 nm): sen(beam) = .447 ref(beam) = .816 . Lamp 6 (880 nm): sen(beam) = .732 ref(beam) = 1.034 . Lamp 7 (950 nm): sen(beam) = 1.210 ref(beam) = 1.059 ---