26-aug-19 03:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.41 hours . Total airflow this filter = .58 cubic meters . Mean BC concentration of all lamps = 1617 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .843 sen(zero) = 0.021 . ref(beam) = 2.216 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 970 ng Mean aerosol black carbon concentration = 1694 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 248 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .788 sen(zero) = 0.021 . ref(beam) = 2.386 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 965 ng Mean aerosol black carbon concentration = 1687 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 303 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.143 sen(zero) = 0.021 . ref(beam) = 1.536 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 924 ng Mean aerosol black carbon concentration = 1615 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 316 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .809 sen(zero) = 0.021 . ref(beam) = 2.145 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 934 ng Mean aerosol black carbon concentration = 1631 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 642 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .295 sen(zero) = 0.021 . ref(beam) = .752 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 943 ng Mean aerosol black carbon concentration = 1647 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 328 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .616 sen(zero) = 0.021 . ref(beam) = 1.002 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 894 ng Mean aerosol black carbon concentration = 1562 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 453 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.087 sen(zero) = 0.021 . ref(beam) = 1.081 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 849 ng Mean aerosol black carbon concentration = 1484 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 376 ppm. --- Disk space = 2.538783E+08 bytes free: One entry at every 10 minutes. There is space for 107941 hours ( 4498 days) more data --- 26-aug-19 03:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 26-aug-19 03:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.843 ref(beam) = 2.203 . Lamp 2 (470 nm): sen(beam) = 1.441 ref(beam) = 2.389 . Lamp 3 (520 nm): sen(beam) = 1.939 ref(beam) = 1.547 . Lamp 4 (590 nm): sen(beam) = 1.242 ref(beam) = 2.078 . Lamp 5 (660 nm): sen(beam) = .437 ref(beam) = .752 . Lamp 6 (880 nm): sen(beam) = .811 ref(beam) = .998 . Lamp 7 (950 nm): sen(beam) = 1.381 ref(beam) = 1.078 --- 26-aug-19 08:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.41 hours . Total airflow this filter = .58 cubic meters . Mean BC concentration of all lamps = 1630 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .817 sen(zero) = 0.021 . ref(beam) = 2.214 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 981 ng Mean aerosol black carbon concentration = 1711 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 222 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .764 sen(zero) = 0.021 . ref(beam) = 2.390 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 975 ng Mean aerosol black carbon concentration = 1701 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 151 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.116 sen(zero) = 0.021 . ref(beam) = 1.544 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 934 ng Mean aerosol black carbon concentration = 1629 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 173 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .789 sen(zero) = 0.021 . ref(beam) = 2.139 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 942 ng Mean aerosol black carbon concentration = 1642 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 519 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .288 sen(zero) = 0.021 . ref(beam) = .753 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 948 ng Mean aerosol black carbon concentration = 1654 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 260 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .600 sen(zero) = 0.021 . ref(beam) = 1.004 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 903 ng Mean aerosol black carbon concentration = 1575 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 346 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.059 sen(zero) = 0.021 . ref(beam) = 1.086 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 858 ng Mean aerosol black carbon concentration = 1496 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 333 ppm. --- Disk space = 2.538578E+08 bytes free: One entry at every 10 minutes. There is space for 107933 hours ( 4497 days) more data --- 26-aug-19 08:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 26-aug-19 08:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.865 ref(beam) = 2.212 . Lamp 2 (470 nm): sen(beam) = 1.450 ref(beam) = 2.357 . Lamp 3 (520 nm): sen(beam) = 1.942 ref(beam) = 1.582 . Lamp 4 (590 nm): sen(beam) = 1.250 ref(beam) = 2.102 . Lamp 5 (660 nm): sen(beam) = .439 ref(beam) = .737 . Lamp 6 (880 nm): sen(beam) = .823 ref(beam) = 1.023 . Lamp 7 (950 nm): sen(beam) = 1.400 ref(beam) = 1.087 --- 26-aug-19 12:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.74 hours . Total airflow this filter = .5 cubic meters . Mean BC concentration of all lamps = 1905 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .836 sen(zero) = 0.021 . ref(beam) = 2.234 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 970 ng Mean aerosol black carbon concentration = 1980 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 477 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .768 sen(zero) = 0.021 . ref(beam) = 2.362 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 973 ng Mean aerosol black carbon concentration = 1986 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 480 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.116 sen(zero) = 0.021 . ref(beam) = 1.581 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 933 ng Mean aerosol black carbon concentration = 1903 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 685 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .808 sen(zero) = 0.021 . ref(beam) = 2.205 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 939 ng Mean aerosol black carbon concentration = 1916 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 604 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .290 sen(zero) = 0.021 . ref(beam) = .743 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 947 ng Mean aerosol black carbon concentration = 1933 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 621 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .612 sen(zero) = 0.021 . ref(beam) = 1.036 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 908 ng Mean aerosol black carbon concentration = 1853 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 815 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.080 sen(zero) = 0.021 . ref(beam) = 1.106 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 866 ng Mean aerosol black carbon concentration = 1767 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 714 ppm. --- Disk space = 2.538455E+08 bytes free: One entry at every 10 minutes. There is space for 107928 hours ( 4497 days) more data --- 26-aug-19 12:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 26-aug-19 12:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.844 ref(beam) = 2.186 . Lamp 2 (470 nm): sen(beam) = 1.432 ref(beam) = 2.323 . Lamp 3 (520 nm): sen(beam) = 1.914 ref(beam) = 1.530 . Lamp 4 (590 nm): sen(beam) = 1.240 ref(beam) = 2.074 . Lamp 5 (660 nm): sen(beam) = .435 ref(beam) = .732 . Lamp 6 (880 nm): sen(beam) = .806 ref(beam) = .992 . Lamp 7 (950 nm): sen(beam) = 1.373 ref(beam) = 1.064 --- 26-aug-19 16:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.74 hours . Total airflow this filter = .49 cubic meters . Mean BC concentration of all lamps = 1953 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .824 sen(zero) = 0.021 . ref(beam) = 2.207 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 973 ng Mean aerosol black carbon concentration = 2026 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1242 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .758 sen(zero) = 0.021 . ref(beam) = 2.330 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 977 ng Mean aerosol black carbon concentration = 2034 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1326 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.097 sen(zero) = 0.021 . ref(beam) = 1.530 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 937 ng Mean aerosol black carbon concentration = 1951 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1280 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .796 sen(zero) = 0.021 . ref(beam) = 2.168 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 945 ng Mean aerosol black carbon concentration = 1967 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1163 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .286 sen(zero) = 0.021 . ref(beam) = .738 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 957 ng Mean aerosol black carbon concentration = 1993 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1436 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .597 sen(zero) = 0.021 . ref(beam) = 1.004 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 909 ng Mean aerosol black carbon concentration = 1891 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1569 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.056 sen(zero) = 0.021 . ref(beam) = 1.082 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 868 ng Mean aerosol black carbon concentration = 1806 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1653 ppm. --- Disk space = 2.538332E+08 bytes free: One entry at every 10 minutes. There is space for 107922 hours ( 4497 days) more data --- 26-aug-19 16:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 26-aug-19 17:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.843 ref(beam) = 2.290 . Lamp 2 (470 nm): sen(beam) = 1.417 ref(beam) = 2.443 . Lamp 3 (520 nm): sen(beam) = 1.905 ref(beam) = 1.609 . Lamp 4 (590 nm): sen(beam) = 1.254 ref(beam) = 2.197 . Lamp 5 (660 nm): sen(beam) = .433 ref(beam) = .770 . Lamp 6 (880 nm): sen(beam) = .810 ref(beam) = 1.049 . Lamp 7 (950 nm): sen(beam) = 1.374 ref(beam) = 1.125 --- 26-aug-19 22:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 5.25 hours . Total airflow this filter = .69 cubic meters . Mean BC concentration of all lamps = 1329 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .835 sen(zero) = 0.021 . ref(beam) = 2.296 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 968 ng Mean aerosol black carbon concentration = 1417 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 625 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .769 sen(zero) = 0.021 . ref(beam) = 2.442 ref(zero) = 0.021 . Optical attenuation of filter deposit = 59 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 1391 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 673 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.119 sen(zero) = 0.021 . ref(beam) = 1.607 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 908 ng Mean aerosol black carbon concentration = 1330 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 608 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .808 sen(zero) = 0.021 . ref(beam) = 2.250 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 912 ng Mean aerosol black carbon concentration = 1336 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 614 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .289 sen(zero) = 0.021 . ref(beam) = .770 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 918 ng Mean aerosol black carbon concentration = 1344 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 545 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .606 sen(zero) = 0.021 . ref(beam) = 1.054 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 870 ng Mean aerosol black carbon concentration = 1274 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 580 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.062 sen(zero) = 0.021 . ref(beam) = 1.132 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 827 ng Mean aerosol black carbon concentration = 1211 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 634 ppm. --- Disk space = 2.538209E+08 bytes free: One entry at every 10 minutes. There is space for 107917 hours ( 4497 days) more data --- 26-aug-19 22:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 26-aug-19 22:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.897 ref(beam) = 2.184 . Lamp 2 (470 nm): sen(beam) = 1.470 ref(beam) = 2.325 . Lamp 3 (520 nm): sen(beam) = 1.972 ref(beam) = 1.518 . Lamp 4 (590 nm): sen(beam) = 1.282 ref(beam) = 2.053 . Lamp 5 (660 nm): sen(beam) = .447 ref(beam) = .731 . Lamp 6 (880 nm): sen(beam) = .829 ref(beam) = .982 . Lamp 7 (950 nm): sen(beam) = 1.410 ref(beam) = 1.058 ---