08-sep-17 02:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.58 hours . Total airflow this filter = .29 cubic meters . Mean BC concentration of all lamps = 2273 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .642 sen(zero) = 0.021 . ref(beam) = 2.149 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 980 ng Mean aerosol black carbon concentration = 3394 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 65 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .753 sen(zero) = 0.021 . ref(beam) = 2.368 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 759 ng Mean aerosol black carbon concentration = 2629 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 41 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.050 sen(zero) = 0.021 . ref(beam) = 1.635 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 654 ng Mean aerosol black carbon concentration = 2265 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 49 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .742 sen(zero) = 0.021 . ref(beam) = 2.056 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 611 ng Mean aerosol black carbon concentration = 2116 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 140 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .318 sen(zero) = 0.021 . ref(beam) = .821 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 588 ng Mean aerosol black carbon concentration = 2038 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 85 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .568 sen(zero) = 0.021 . ref(beam) = 1.041 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 517 ng Mean aerosol black carbon concentration = 1791 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 74 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .960 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 483 ng Mean aerosol black carbon concentration = 1675 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 145 ppm. --- Disk space = 2.535547E+08 bytes free: One entry at every 10 minutes. There is space for 107804 hours ( 4492 days) more data --- 08-sep-17 02:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 03:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.539 ref(beam) = 2.056 . Lamp 2 (470 nm): sen(beam) = 1.294 ref(beam) = 2.279 . Lamp 3 (520 nm): sen(beam) = 1.615 ref(beam) = 1.580 . Lamp 4 (590 nm): sen(beam) = 1.019 ref(beam) = 1.923 . Lamp 5 (660 nm): sen(beam) = .427 ref(beam) = .790 . Lamp 6 (880 nm): sen(beam) = .699 ref(beam) = .999 . Lamp 7 (950 nm): sen(beam) = 1.150 ref(beam) = 1.021 --- 08-sep-17 05:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.25 hours . Total airflow this filter = .26 cubic meters . Mean BC concentration of all lamps = 2504 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .642 sen(zero) = 0.021 . ref(beam) = 2.080 ref(zero) = 0.021 . Optical attenuation of filter deposit = 79 . Total aerosol black carbon on filter = 1011 ng Mean aerosol black carbon concentration = 4018 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 192 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .783 sen(zero) = 0.021 . ref(beam) = 2.286 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 738 ng Mean aerosol black carbon concentration = 2932 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 41 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.100 sen(zero) = 0.021 . ref(beam) = 1.582 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 620 ng Mean aerosol black carbon concentration = 2466 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 39 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .782 sen(zero) = 0.021 . ref(beam) = 2.009 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 572 ng Mean aerosol black carbon concentration = 2275 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 511 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .333 sen(zero) = 0.021 . ref(beam) = .795 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 548 ng Mean aerosol black carbon concentration = 2177 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 151 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .597 sen(zero) = 0.021 . ref(beam) = 1.011 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 476 ng Mean aerosol black carbon concentration = 1893 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 234 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.007 sen(zero) = 0.021 . ref(beam) = 1.037 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 445 ng Mean aerosol black carbon concentration = 1770 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 297 ppm. --- Disk space = 2.535424E+08 bytes free: One entry at every 10 minutes. There is space for 107799 hours ( 4492 days) more data --- 08-sep-17 05:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 05:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.433 ref(beam) = 2.105 . Lamp 2 (470 nm): sen(beam) = 1.230 ref(beam) = 2.346 . Lamp 3 (520 nm): sen(beam) = 1.539 ref(beam) = 1.624 . Lamp 4 (590 nm): sen(beam) = .984 ref(beam) = 1.993 . Lamp 5 (660 nm): sen(beam) = .410 ref(beam) = .815 . Lamp 6 (880 nm): sen(beam) = .667 ref(beam) = 1.031 . Lamp 7 (950 nm): sen(beam) = 1.104 ref(beam) = 1.057 --- 08-sep-17 06:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.08 hours . Total airflow this filter = .12 cubic meters . Mean BC concentration of all lamps = 5442 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .497 sen(zero) = 0.021 . ref(beam) = 2.123 ref(zero) = 0.021 . Optical attenuation of filter deposit = 95 . Total aerosol black carbon on filter = 1203 ng Mean aerosol black carbon concentration = 10452 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 140 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .719 sen(zero) = 0.021 . ref(beam) = 2.350 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 771 ng Mean aerosol black carbon concentration = 6701 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 65 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.048 sen(zero) = 0.021 . ref(beam) = 1.624 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 605 ng Mean aerosol black carbon concentration = 5261 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 103 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .763 sen(zero) = 0.021 . ref(beam) = 2.068 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 529 ng Mean aerosol black carbon concentration = 4600 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 555 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .326 sen(zero) = 0.021 . ref(beam) = .819 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 489 ng Mean aerosol black carbon concentration = 4251 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 137 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .580 sen(zero) = 0.021 . ref(beam) = 1.040 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 406 ng Mean aerosol black carbon concentration = 3531 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 293 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .981 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 380 ng Mean aerosol black carbon concentration = 3301 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 349 ppm. --- Disk space = 2.535342E+08 bytes free: One entry at every 10 minutes. There is space for 107795 hours ( 4491 days) more data --- 08-sep-17 06:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 07:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.154 ref(beam) = 2.143 . Lamp 2 (470 nm): sen(beam) = 1.147 ref(beam) = 2.373 . Lamp 3 (520 nm): sen(beam) = 1.482 ref(beam) = 1.647 . Lamp 4 (590 nm): sen(beam) = .970 ref(beam) = 2.020 . Lamp 5 (660 nm): sen(beam) = .409 ref(beam) = .824 . Lamp 6 (880 nm): sen(beam) = .676 ref(beam) = 1.045 . Lamp 7 (950 nm): sen(beam) = 1.122 ref(beam) = 1.068 --- 08-sep-17 08:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .74 hours . Total airflow this filter = .08 cubic meters . Mean BC concentration of all lamps = 7645 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .331 sen(zero) = 0.021 . ref(beam) = 2.154 ref(zero) = 0.021 . Optical attenuation of filter deposit = 82 . Total aerosol black carbon on filter = 1038 ng Mean aerosol black carbon concentration = 13477 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 147 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .579 sen(zero) = 0.021 . ref(beam) = 2.374 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 761 ng Mean aerosol black carbon concentration = 9890 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 259 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .918 sen(zero) = 0.021 . ref(beam) = 1.645 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 596 ng Mean aerosol black carbon concentration = 7745 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 242 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .703 sen(zero) = 0.021 . ref(beam) = 2.082 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 512 ng Mean aerosol black carbon concentration = 6655 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 215 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .311 sen(zero) = 0.021 . ref(beam) = .825 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 467 ng Mean aerosol black carbon concentration = 6070 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 137 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .572 sen(zero) = 0.021 . ref(beam) = 1.051 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 386 ng Mean aerosol black carbon concentration = 5023 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 146 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .973 sen(zero) = 0.021 . ref(beam) = 1.077 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 358 ng Mean aerosol black carbon concentration = 4657 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 178 ppm. --- Disk space = 2.53526E+08 bytes free: One entry at every 10 minutes. There is space for 107792 hours ( 4491 days) more data --- 08-sep-17 08:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 08:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.313 ref(beam) = 2.082 . Lamp 2 (470 nm): sen(beam) = 1.201 ref(beam) = 2.351 . Lamp 3 (520 nm): sen(beam) = 1.538 ref(beam) = 1.625 . Lamp 4 (590 nm): sen(beam) = .990 ref(beam) = 1.996 . Lamp 5 (660 nm): sen(beam) = .414 ref(beam) = .818 . Lamp 6 (880 nm): sen(beam) = .685 ref(beam) = 1.033 . Lamp 7 (950 nm): sen(beam) = 1.131 ref(beam) = 1.057 --- 08-sep-17 09:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.25 hours . Total airflow this filter = .14 cubic meters . Mean BC concentration of all lamps = 4760 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .452 sen(zero) = 0.021 . ref(beam) = 2.096 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1014 ng Mean aerosol black carbon concentration = 7528 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 303 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .644 sen(zero) = 0.021 . ref(beam) = 2.354 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 778 ng Mean aerosol black carbon concentration = 5780 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 151 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .968 sen(zero) = 0.021 . ref(beam) = 1.623 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 643 ng Mean aerosol black carbon concentration = 4778 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 230 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .713 sen(zero) = 0.021 . ref(beam) = 2.058 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 582 ng Mean aerosol black carbon concentration = 4326 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 568 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .310 sen(zero) = 0.021 . ref(beam) = .820 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 550 ng Mean aerosol black carbon concentration = 4086 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 231 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .569 sen(zero) = 0.021 . ref(beam) = 1.039 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 476 ng Mean aerosol black carbon concentration = 3533 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 239 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .966 sen(zero) = 0.021 . ref(beam) = 1.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 443 ng Mean aerosol black carbon concentration = 3288 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 325 ppm. --- Disk space = 2.535219E+08 bytes free: One entry at every 10 minutes. There is space for 107790 hours ( 4491 days) more data --- 08-sep-17 09:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 10:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.430 ref(beam) = 2.132 . Lamp 2 (470 nm): sen(beam) = 1.250 ref(beam) = 2.367 . Lamp 3 (520 nm): sen(beam) = 1.568 ref(beam) = 1.638 . Lamp 4 (590 nm): sen(beam) = .997 ref(beam) = 2.006 . Lamp 5 (660 nm): sen(beam) = .420 ref(beam) = .821 . Lamp 6 (880 nm): sen(beam) = .691 ref(beam) = 1.037 . Lamp 7 (950 nm): sen(beam) = 1.141 ref(beam) = 1.062 --- 08-sep-17 12:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.41 hours . Total airflow this filter = .27 cubic meters . Mean BC concentration of all lamps = 2874 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .598 sen(zero) = 0.021 . ref(beam) = 2.144 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 957 ng Mean aerosol black carbon concentration = 3553 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 347 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .683 sen(zero) = 0.021 . ref(beam) = 2.365 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 859 ng Mean aerosol black carbon concentration = 3190 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 394 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .955 sen(zero) = 0.021 . ref(beam) = 1.634 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 782 ng Mean aerosol black carbon concentration = 2903 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 385 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .680 sen(zero) = 0.021 . ref(beam) = 2.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 758 ng Mean aerosol black carbon concentration = 2816 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 524 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .295 sen(zero) = 0.021 . ref(beam) = .822 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 749 ng Mean aerosol black carbon concentration = 2782 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 504 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .545 sen(zero) = 0.021 . ref(beam) = 1.042 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 677 ng Mean aerosol black carbon concentration = 2514 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 565 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .929 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 636 ng Mean aerosol black carbon concentration = 2361 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 618 ppm. --- Disk space = 2.535137E+08 bytes free: One entry at every 10 minutes. There is space for 107786 hours ( 4491 days) more data --- 08-sep-17 12:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 12:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.557 ref(beam) = 2.189 . Lamp 2 (470 nm): sen(beam) = 1.297 ref(beam) = 2.402 . Lamp 3 (520 nm): sen(beam) = 1.612 ref(beam) = 1.664 . Lamp 4 (590 nm): sen(beam) = 1.017 ref(beam) = 2.023 . Lamp 5 (660 nm): sen(beam) = .426 ref(beam) = .829 . Lamp 6 (880 nm): sen(beam) = .697 ref(beam) = 1.049 . Lamp 7 (950 nm): sen(beam) = 1.151 ref(beam) = 1.076 --- 08-sep-17 16:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.24 hours . Total airflow this filter = .37 cubic meters . Mean BC concentration of all lamps = 2397 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .678 sen(zero) = 0.021 . ref(beam) = 2.206 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 968 ng Mean aerosol black carbon concentration = 2640 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1158 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .690 sen(zero) = 0.021 . ref(beam) = 2.407 ref(zero) = 0.021 . Optical attenuation of filter deposit = 58 . Total aerosol black carbon on filter = 939 ng Mean aerosol black carbon concentration = 2561 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1485 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .938 sen(zero) = 0.021 . ref(beam) = 1.664 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 888 ng Mean aerosol black carbon concentration = 2423 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1543 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .658 sen(zero) = 0.021 . ref(beam) = 2.084 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 881 ng Mean aerosol black carbon concentration = 2403 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1426 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .286 sen(zero) = 0.021 . ref(beam) = .831 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 881 ng Mean aerosol black carbon concentration = 2405 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1788 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .526 sen(zero) = 0.021 . ref(beam) = 1.055 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 821 ng Mean aerosol black carbon concentration = 2239 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1551 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .900 sen(zero) = 0.021 . ref(beam) = 1.084 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 773 ng Mean aerosol black carbon concentration = 2111 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 2159 ppm. --- Disk space = 2.535055E+08 bytes free: One entry at every 10 minutes. There is space for 107783 hours ( 4491 days) more data --- 08-sep-17 16:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 16:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.614 ref(beam) = 2.092 . Lamp 2 (470 nm): sen(beam) = 1.327 ref(beam) = 2.327 . Lamp 3 (520 nm): sen(beam) = 1.649 ref(beam) = 1.607 . Lamp 4 (590 nm): sen(beam) = 1.036 ref(beam) = 1.946 . Lamp 5 (660 nm): sen(beam) = .434 ref(beam) = .808 . Lamp 6 (880 nm): sen(beam) = .706 ref(beam) = 1.018 . Lamp 7 (950 nm): sen(beam) = 1.165 ref(beam) = 1.044 --- 08-sep-17 19:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 3.24 hours . Total airflow this filter = .38 cubic meters . Mean BC concentration of all lamps = 2233 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .713 sen(zero) = 0.021 . ref(beam) = 2.109 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 973 ng Mean aerosol black carbon concentration = 2620 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 890 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .726 sen(zero) = 0.021 . ref(beam) = 2.327 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 906 ng Mean aerosol black carbon concentration = 2438 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 970 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .992 sen(zero) = 0.021 . ref(beam) = 1.603 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 838 ng Mean aerosol black carbon concentration = 2255 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 898 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .697 sen(zero) = 0.021 . ref(beam) = 2.010 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 819 ng Mean aerosol black carbon concentration = 2206 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 840 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .300 sen(zero) = 0.021 . ref(beam) = .808 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 811 ng Mean aerosol black carbon concentration = 2184 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 912 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .547 sen(zero) = 0.021 . ref(beam) = 1.022 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 751 ng Mean aerosol black carbon concentration = 2022 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 932 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .932 sen(zero) = 0.021 . ref(beam) = 1.052 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 709 ng Mean aerosol black carbon concentration = 1908 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1231 ppm. --- Disk space = 2.534932E+08 bytes free: One entry at every 10 minutes. There is space for 107778 hours ( 4491 days) more data --- 08-sep-17 19:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 20:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.529 ref(beam) = 2.085 . Lamp 2 (470 nm): sen(beam) = 1.274 ref(beam) = 2.345 . Lamp 3 (520 nm): sen(beam) = 1.577 ref(beam) = 1.615 . Lamp 4 (590 nm): sen(beam) = .993 ref(beam) = 1.960 . Lamp 5 (660 nm): sen(beam) = .419 ref(beam) = .813 . Lamp 6 (880 nm): sen(beam) = .681 ref(beam) = 1.019 . Lamp 7 (950 nm): sen(beam) = 1.124 ref(beam) = 1.046 --- 08-sep-17 21:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.58 hours . Total airflow this filter = .18 cubic meters . Mean BC concentration of all lamps = 3345 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .649 sen(zero) = 0.021 . ref(beam) = 2.104 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 968 ng Mean aerosol black carbon concentration = 5562 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 698 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .789 sen(zero) = 0.021 . ref(beam) = 2.349 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 681 ng Mean aerosol black carbon concentration = 3912 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 842 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.096 sen(zero) = 0.021 . ref(beam) = 1.616 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 568 ng Mean aerosol black carbon concentration = 3262 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 900 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .775 sen(zero) = 0.021 . ref(beam) = 2.044 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 522 ng Mean aerosol black carbon concentration = 3001 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 912 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .332 sen(zero) = 0.021 . ref(beam) = .819 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 500 ng Mean aerosol black carbon concentration = 2872 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 919 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .588 sen(zero) = 0.021 . ref(beam) = 1.033 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 432 ng Mean aerosol black carbon concentration = 2483 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 698 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .993 sen(zero) = 0.021 . ref(beam) = 1.064 ref(zero) = 0.021 . Optical attenuation of filter deposit = 12 . Total aerosol black carbon on filter = 405 ng Mean aerosol black carbon concentration = 2327 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 992 ppm. --- Disk space = 2.53481E+08 bytes free: One entry at every 10 minutes. There is space for 107773 hours ( 4491 days) more data --- 08-sep-17 21:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 08-sep-17 22:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.401 ref(beam) = 2.122 . Lamp 2 (470 nm): sen(beam) = 1.247 ref(beam) = 2.378 . Lamp 3 (520 nm): sen(beam) = 1.560 ref(beam) = 1.640 . Lamp 4 (590 nm): sen(beam) = .997 ref(beam) = 2.001 . Lamp 5 (660 nm): sen(beam) = .421 ref(beam) = .826 . Lamp 6 (880 nm): sen(beam) = .682 ref(beam) = 1.041 . Lamp 7 (950 nm): sen(beam) = 1.133 ref(beam) = 1.069 --- 08-sep-17 23:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.41 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 3786 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .523 sen(zero) = 0.021 . ref(beam) = 2.142 ref(zero) = 0.021 . Optical attenuation of filter deposit = 80 . Total aerosol black carbon on filter = 1016 ng Mean aerosol black carbon concentration = 6571 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 249 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .736 sen(zero) = 0.021 . ref(beam) = 2.383 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 704 ng Mean aerosol black carbon concentration = 4554 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 311 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.059 sen(zero) = 0.021 . ref(beam) = 1.642 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 573 ng Mean aerosol black carbon concentration = 3707 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 481 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .767 sen(zero) = 0.021 . ref(beam) = 2.079 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 514 ng Mean aerosol black carbon concentration = 3327 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 793 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .331 sen(zero) = 0.021 . ref(beam) = .831 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 486 ng Mean aerosol black carbon concentration = 3144 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 793 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .586 sen(zero) = 0.021 . ref(beam) = 1.052 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 416 ng Mean aerosol black carbon concentration = 2692 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 878 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .998 sen(zero) = 0.021 . ref(beam) = 1.083 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 387 ng Mean aerosol black carbon concentration = 2504 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 845 ppm. --- Disk space = 2.534728E+08 bytes free: One entry at every 10 minutes. There is space for 107769 hours ( 4490 days) more data --- 08-sep-17 23:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-sep-17 00:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.405 ref(beam) = 2.091 . Lamp 2 (470 nm): sen(beam) = 1.253 ref(beam) = 2.325 . Lamp 3 (520 nm): sen(beam) = 1.578 ref(beam) = 1.618 . Lamp 4 (590 nm): sen(beam) = 1.012 ref(beam) = 1.980 . Lamp 5 (660 nm): sen(beam) = .424 ref(beam) = .808 . Lamp 6 (880 nm): sen(beam) = .696 ref(beam) = 1.028 . Lamp 7 (950 nm): sen(beam) = 1.150 ref(beam) = 1.051 ---