11-aug-19 00:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.58 hours . Total airflow this filter = .57 cubic meters . Mean BC concentration of all lamps = 1215 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .752 sen(zero) = 0.021 . ref(beam) = 2.216 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 976 ng Mean aerosol black carbon concentration = 1722 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 170 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .831 sen(zero) = 0.021 . ref(beam) = 2.321 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 791 ng Mean aerosol black carbon concentration = 1395 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 102 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.257 sen(zero) = 0.021 . ref(beam) = 1.622 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 693 ng Mean aerosol black carbon concentration = 1223 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 141 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .906 sen(zero) = 0.021 . ref(beam) = 2.214 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 654 ng Mean aerosol black carbon concentration = 1154 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 457 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .325 sen(zero) = 0.021 . ref(beam) = .724 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 634 ng Mean aerosol black carbon concentration = 1118 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 250 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .691 sen(zero) = 0.021 . ref(beam) = 1.061 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 556 ng Mean aerosol black carbon concentration = 980 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 253 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.197 sen(zero) = 0.021 . ref(beam) = 1.111 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 517 ng Mean aerosol black carbon concentration = 911 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 262 ppm. --- Disk space = 2.538537E+08 bytes free: One entry at every 10 minutes. There is space for 107931 hours ( 4497 days) more data --- 11-aug-19 00:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-aug-19 00:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.879 ref(beam) = 2.264 . Lamp 2 (470 nm): sen(beam) = 1.471 ref(beam) = 2.400 . Lamp 3 (520 nm): sen(beam) = 1.953 ref(beam) = 1.719 . Lamp 4 (590 nm): sen(beam) = 1.272 ref(beam) = 2.242 . Lamp 5 (660 nm): sen(beam) = .447 ref(beam) = .750 . Lamp 6 (880 nm): sen(beam) = .848 ref(beam) = 1.121 . Lamp 7 (950 nm): sen(beam) = 1.431 ref(beam) = 1.160 --- 11-aug-19 06:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 5.91 hours . Total airflow this filter = .71 cubic meters . Mean BC concentration of all lamps = 1009 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .855 sen(zero) = 0.021 . ref(beam) = 2.304 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 967 ng Mean aerosol black carbon concentration = 1380 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 176 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .878 sen(zero) = 0.021 . ref(beam) = 2.417 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 810 ng Mean aerosol black carbon concentration = 1156 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 65 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.291 sen(zero) = 0.021 . ref(beam) = 1.726 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 715 ng Mean aerosol black carbon concentration = 1020 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 55 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .969 sen(zero) = 0.021 . ref(beam) = 2.414 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 680 ng Mean aerosol black carbon concentration = 970 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 649 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .341 sen(zero) = 0.021 . ref(beam) = .764 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 660 ng Mean aerosol black carbon concentration = 942 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 241 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .717 sen(zero) = 0.021 . ref(beam) = 1.152 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 575 ng Mean aerosol black carbon concentration = 821 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 305 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.247 sen(zero) = 0.021 . ref(beam) = 1.201 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 543 ng Mean aerosol black carbon concentration = 774 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 387 ppm. --- Disk space = 2.538373E+08 bytes free: One entry at every 10 minutes. There is space for 107924 hours ( 4497 days) more data --- 11-aug-19 06:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-aug-19 07:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.949 ref(beam) = 2.265 . Lamp 2 (470 nm): sen(beam) = 1.502 ref(beam) = 2.402 . Lamp 3 (520 nm): sen(beam) = 2.016 ref(beam) = 1.681 . Lamp 4 (590 nm): sen(beam) = 1.353 ref(beam) = 2.285 . Lamp 5 (660 nm): sen(beam) = .459 ref(beam) = .760 . Lamp 6 (880 nm): sen(beam) = .877 ref(beam) = 1.108 . Lamp 7 (950 nm): sen(beam) = 1.483 ref(beam) = 1.167 --- 11-aug-19 13:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.08 hours . Total airflow this filter = .71 cubic meters . Mean BC concentration of all lamps = 1171 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .883 sen(zero) = 0.021 . ref(beam) = 2.253 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 964 ng Mean aerosol black carbon concentration = 1371 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 216 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .837 sen(zero) = 0.021 . ref(beam) = 2.385 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 907 ng Mean aerosol black carbon concentration = 1289 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 134 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.233 sen(zero) = 0.021 . ref(beam) = 1.671 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 840 ng Mean aerosol black carbon concentration = 1195 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 145 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .896 sen(zero) = 0.021 . ref(beam) = 2.288 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 821 ng Mean aerosol black carbon concentration = 1168 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 580 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .319 sen(zero) = 0.021 . ref(beam) = .751 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 809 ng Mean aerosol black carbon concentration = 1151 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 290 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .680 sen(zero) = 0.021 . ref(beam) = 1.099 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 736 ng Mean aerosol black carbon concentration = 1046 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 412 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.184 sen(zero) = 0.021 . ref(beam) = 1.156 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 686 ng Mean aerosol black carbon concentration = 976 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 449 ppm. --- Disk space = 2.538209E+08 bytes free: One entry at every 10 minutes. There is space for 107917 hours ( 4497 days) more data --- 11-aug-19 13:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-aug-19 13:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.916 ref(beam) = 2.220 . Lamp 2 (470 nm): sen(beam) = 1.476 ref(beam) = 2.335 . Lamp 3 (520 nm): sen(beam) = 1.985 ref(beam) = 1.617 . Lamp 4 (590 nm): sen(beam) = 1.298 ref(beam) = 2.162 . Lamp 5 (660 nm): sen(beam) = .448 ref(beam) = .731 . Lamp 6 (880 nm): sen(beam) = .853 ref(beam) = 1.055 . Lamp 7 (950 nm): sen(beam) = 1.440 ref(beam) = 1.105 --- 11-aug-19 23:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 9.91 hours . Total airflow this filter = 1.18 cubic meters . Mean BC concentration of all lamps = 698 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .886 sen(zero) = 0.021 . ref(beam) = 2.221 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 954 ng Mean aerosol black carbon concentration = 814 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 383 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .831 sen(zero) = 0.021 . ref(beam) = 2.328 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 902 ng Mean aerosol black carbon concentration = 769 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 318 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.223 sen(zero) = 0.021 . ref(beam) = 1.612 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 837 ng Mean aerosol black carbon concentration = 714 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 479 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .878 sen(zero) = 0.021 . ref(beam) = 2.197 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 813 ng Mean aerosol black carbon concentration = 694 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 730 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .315 sen(zero) = 0.021 . ref(beam) = .727 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 802 ng Mean aerosol black carbon concentration = 684 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 541 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .668 sen(zero) = 0.021 . ref(beam) = 1.053 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 734 ng Mean aerosol black carbon concentration = 626 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 645 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.162 sen(zero) = 0.021 . ref(beam) = 1.104 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 688 ng Mean aerosol black carbon concentration = 587 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 609 ppm. --- Disk space = 2.538004E+08 bytes free: One entry at every 10 minutes. There is space for 107908 hours ( 4496 days) more data --- 11-aug-19 23:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-aug-19 23:50:19 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.885 ref(beam) = 2.198 . Lamp 2 (470 nm): sen(beam) = 1.440 ref(beam) = 2.318 . Lamp 3 (520 nm): sen(beam) = 1.938 ref(beam) = 1.613 . Lamp 4 (590 nm): sen(beam) = 1.241 ref(beam) = 2.125 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .721 . Lamp 6 (880 nm): sen(beam) = .823 ref(beam) = 1.044 . Lamp 7 (950 nm): sen(beam) = 1.387 ref(beam) = 1.087 ---