07-sep-19 00:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.91 hours . Total airflow this filter = .59 cubic meters . Mean BC concentration of all lamps = 1372 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .800 sen(zero) = 0.021 . ref(beam) = 2.076 ref(zero) = 0.021 . Optical attenuation of filter deposit = 78 . Total aerosol black carbon on filter = 990 ng Mean aerosol black carbon concentration = 1705 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 443 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .828 sen(zero) = 0.021 . ref(beam) = 2.349 ref(zero) = 0.021 . Optical attenuation of filter deposit = 54 . Total aerosol black carbon on filter = 879 ng Mean aerosol black carbon concentration = 1513 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 501 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.229 sen(zero) = 0.021 . ref(beam) = 1.542 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 802 ng Mean aerosol black carbon concentration = 1381 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 591 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .884 sen(zero) = 0.021 . ref(beam) = 2.189 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 784 ng Mean aerosol black carbon concentration = 1349 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 670 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .316 sen(zero) = 0.021 . ref(beam) = .748 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 774 ng Mean aerosol black carbon concentration = 1332 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 583 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .662 sen(zero) = 0.021 . ref(beam) = 1.021 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 694 ng Mean aerosol black carbon concentration = 1196 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 646 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.160 sen(zero) = 0.021 . ref(beam) = 1.097 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 654 ng Mean aerosol black carbon concentration = 1126 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 663 ppm. --- Disk space = 2.539725E+08 bytes free: One entry at every 10 minutes. There is space for 107981 hours ( 4499 days) more data --- 07-sep-19 00:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 07-sep-19 01:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.710 ref(beam) = 2.095 . Lamp 2 (470 nm): sen(beam) = 1.417 ref(beam) = 2.327 . Lamp 3 (520 nm): sen(beam) = 1.920 ref(beam) = 1.516 . Lamp 4 (590 nm): sen(beam) = 1.232 ref(beam) = 2.083 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .737 . Lamp 6 (880 nm): sen(beam) = .822 ref(beam) = .993 . Lamp 7 (950 nm): sen(beam) = 1.400 ref(beam) = 1.067 --- 07-sep-19 03:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.08 hours . Total airflow this filter = .25 cubic meters . Mean BC concentration of all lamps = 2866 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .719 sen(zero) = 0.021 . ref(beam) = 2.102 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1023 ng Mean aerosol black carbon concentration = 4218 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 225 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .832 sen(zero) = 0.021 . ref(beam) = 2.325 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 792 ng Mean aerosol black carbon concentration = 3268 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 170 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.258 sen(zero) = 0.021 . ref(beam) = 1.512 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 689 ng Mean aerosol black carbon concentration = 2842 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 228 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .891 sen(zero) = 0.021 . ref(beam) = 2.123 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 649 ng Mean aerosol black carbon concentration = 2678 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 709 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .324 sen(zero) = 0.021 . ref(beam) = .736 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 632 ng Mean aerosol black carbon concentration = 2608 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 321 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .676 sen(zero) = 0.021 . ref(beam) = .994 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 557 ng Mean aerosol black carbon concentration = 2298 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 416 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.182 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 521 ng Mean aerosol black carbon concentration = 2149 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 436 ppm. --- Disk space = 2.539561E+08 bytes free: One entry at every 10 minutes. There is space for 107975 hours ( 4499 days) more data --- 07-sep-19 03:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 07-sep-19 03:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.668 ref(beam) = 2.105 . Lamp 2 (470 nm): sen(beam) = 1.370 ref(beam) = 2.278 . Lamp 3 (520 nm): sen(beam) = 1.853 ref(beam) = 1.506 . Lamp 4 (590 nm): sen(beam) = 1.179 ref(beam) = 2.045 . Lamp 5 (660 nm): sen(beam) = .421 ref(beam) = .717 . Lamp 6 (880 nm): sen(beam) = .789 ref(beam) = .982 . Lamp 7 (950 nm): sen(beam) = 1.347 ref(beam) = 1.042 --- 07-sep-19 05:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.75 hours . Total airflow this filter = .21 cubic meters . Mean BC concentration of all lamps = 3371 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .645 sen(zero) = 0.021 . ref(beam) = 2.117 ref(zero) = 0.021 . Optical attenuation of filter deposit = 81 . Total aerosol black carbon on filter = 1031 ng Mean aerosol black carbon concentration = 5059 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 70 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .777 sen(zero) = 0.021 . ref(beam) = 2.279 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 791 ng Mean aerosol black carbon concentration = 3885 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 91 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.189 sen(zero) = 0.021 . ref(beam) = 1.504 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 683 ng Mean aerosol black carbon concentration = 3351 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 64 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .852 sen(zero) = 0.021 . ref(beam) = 2.115 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 638 ng Mean aerosol black carbon concentration = 3134 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 356 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .313 sen(zero) = 0.021 . ref(beam) = .719 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 615 ng Mean aerosol black carbon concentration = 3019 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 107 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .650 sen(zero) = 0.021 . ref(beam) = .990 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 542 ng Mean aerosol black carbon concentration = 2664 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 160 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.142 sen(zero) = 0.021 . ref(beam) = 1.053 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 506 ng Mean aerosol black carbon concentration = 2485 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 198 ppm. --- Disk space = 2.539479E+08 bytes free: One entry at every 10 minutes. There is space for 107971 hours ( 4499 days) more data --- 07-sep-19 05:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 07-sep-19 05:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.658 ref(beam) = 2.066 . Lamp 2 (470 nm): sen(beam) = 1.367 ref(beam) = 2.243 . Lamp 3 (520 nm): sen(beam) = 1.864 ref(beam) = 1.459 . Lamp 4 (590 nm): sen(beam) = 1.181 ref(beam) = 1.990 . Lamp 5 (660 nm): sen(beam) = .420 ref(beam) = .705 . Lamp 6 (880 nm): sen(beam) = .801 ref(beam) = .950 . Lamp 7 (950 nm): sen(beam) = 1.362 ref(beam) = 1.009 --- 07-sep-19 07:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.75 hours . Total airflow this filter = .21 cubic meters . Mean BC concentration of all lamps = 3430 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .652 sen(zero) = 0.021 . ref(beam) = 2.081 ref(zero) = 0.021 . Optical attenuation of filter deposit = 79 . Total aerosol black carbon on filter = 1010 ng Mean aerosol black carbon concentration = 4992 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 83 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .771 sen(zero) = 0.021 . ref(beam) = 2.246 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 800 ng Mean aerosol black carbon concentration = 3956 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 59 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.188 sen(zero) = 0.021 . ref(beam) = 1.459 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 696 ng Mean aerosol black carbon concentration = 3440 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 41 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .850 sen(zero) = 0.021 . ref(beam) = 2.065 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 654 ng Mean aerosol black carbon concentration = 3232 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 328 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .312 sen(zero) = 0.021 . ref(beam) = .708 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 629 ng Mean aerosol black carbon concentration = 3109 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 99 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .659 sen(zero) = 0.021 . ref(beam) = .958 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 552 ng Mean aerosol black carbon concentration = 2728 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 154 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.153 sen(zero) = 0.021 . ref(beam) = 1.021 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 516 ng Mean aerosol black carbon concentration = 2552 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 163 ppm. --- Disk space = 2.539397E+08 bytes free: One entry at every 10 minutes. There is space for 107968 hours ( 4499 days) more data --- 07-sep-19 07:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 07-sep-19 07:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.682 ref(beam) = .545 . Lamp 2 (470 nm): sen(beam) = 1.359 ref(beam) = .711 . Lamp 3 (520 nm): sen(beam) = 1.854 ref(beam) = .518 . Lamp 4 (590 nm): sen(beam) = 1.176 ref(beam) = .541 . Lamp 5 (660 nm): sen(beam) = .417 ref(beam) = .252 . Lamp 6 (880 nm): sen(beam) = .798 ref(beam) = .337 . Lamp 7 (950 nm): sen(beam) = 1.352 ref(beam) = .435 --- 07-sep-19 10:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.91 hours . Total airflow this filter = .35 cubic meters . Mean BC concentration of all lamps = 2194 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .696 sen(zero) = 0.021 . ref(beam) = .551 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 978 ng Mean aerosol black carbon concentration = 2823 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 236 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .744 sen(zero) = 0.021 . ref(beam) = .713 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 858 ng Mean aerosol black carbon concentration = 2476 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 244 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.134 sen(zero) = 0.021 . ref(beam) = .518 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 772 ng Mean aerosol black carbon concentration = 2229 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 234 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .817 sen(zero) = 0.021 . ref(beam) = .564 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 739 ng Mean aerosol black carbon concentration = 2134 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 429 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .298 sen(zero) = 0.021 . ref(beam) = .254 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 723 ng Mean aerosol black carbon concentration = 2088 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 253 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .639 sen(zero) = 0.021 . ref(beam) = .341 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 643 ng Mean aerosol black carbon concentration = 1858 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 265 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.119 sen(zero) = 0.021 . ref(beam) = .442 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 606 ng Mean aerosol black carbon concentration = 1750 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 298 ppm. --- Disk space = 2.539315E+08 bytes free: One entry at every 10 minutes. There is space for 107964 hours ( 4498 days) more data --- 07-sep-19 10:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 07-sep-19 11:10:19 SERIOUS INSTRUMENT PROBLEM !!! Both beam intesities are low on lamp 1 Lamp (1) maybe burned out, check --- 07-sep-19 11:10:19 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 0 hours . Total airflow this filter = 0 cubic meters . Mean BC concentration of all lamps = 2194 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 0.022 sen(zero) = 0.021 . ref(beam) = 0.025 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 2823 ng/vm3 --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 0.022 sen(zero) = 0.021 . ref(beam) = 0.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 2476 ng/vm3 --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 0.023 sen(zero) = 0.021 . ref(beam) = 0.025 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 2229 ng/vm3 --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 0.022 sen(zero) = 0.021 . ref(beam) = 0.029 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 2134 ng/vm3 --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 0.022 sen(zero) = 0.021 . ref(beam) = 0.023 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 2088 ng/vm3 --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 0.023 sen(zero) = 0.021 . ref(beam) = 0.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 1858 ng/vm3 --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 0.024 sen(zero) = 0.021 . ref(beam) = 0.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 1750 ng/vm3 --- Disk space = 2.539192E+08 bytes free: One entry at every 10 minutes. There is space for 107959 hours ( 4498 days) more data ---