De Backer H. DOBSON UCCLE TOTALCOL 01-NOV-1976 00:00:0030-NOV-1976 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Dobson Spectrophotometer Instrument No.40 NDSC 1 1 1976 11 01 2002 05 21 0 Day of year 2 1.000 1.0E+18 9.999 99.999 O3 Air Mass Factor O3 Vertical Column Density (molecules/cm**2) 9 1 1 1 1 1 1.0 1.0 1 1.0 9999 99 99 99 99 999.9 999.9 9999 99.999 Year of observation (UT) Month of observation (UT) Day of observation (UT) Hour of observation (UT) Minute of observation (UT) Latitude observation point (degrees) Longitude observation point (degrees) Elevation of station above MSL (m) Solar zenith angle at time of observation (degrees) 1 1 4.508 1976 11 04 12 12 50.80 -4.35 100 67.063 2.519 8.382 4.513 1976 11 04 12 19 50.80 -4.35 100 67.312 2.544 8.355 5.511 1976 11 05 12 15 50.80 -4.35 100 67.466 2.559 7.745 9.420 1976 11 09 10 04 50.80 -4.35 100 70.090 2.863 8.927 9.534 1976 11 09 12 48 50.80 -4.35 100 70.154 2.872 8.903 9.580 1976 11 09 13 54 50.80 -4.35 100 75.179 3.733 8.360 10.503 1976 11 10 12 04 50.80 -4.35 100 68.576 2.679 7.672 12.417 1976 11 12 10 00 50.80 -4.35 100 71.184 3.014 6.958 12.419 1976 11 12 10 03 50.80 -4.35 100 70.997 2.987 6.931 12.497 1976 11 12 11 56 50.80 -4.35 100 68.904 2.717 6.985 12.499 1976 11 12 11 58 50.80 -4.35 100 68.954 2.723 6.770 12.536 1976 11 12 12 51 50.80 -4.35 100 71.095 3.001 6.939 12.574 1976 11 12 13 47 50.80 -4.35 100 75.220 3.742 7.060 16.418 1976 11 16 10 02 50.80 -4.35 100 72.092 3.151 7.525 16.474 1976 11 16 11 22 50.80 -4.35 100 69.640 2.806 7.525 16.556 1976 11 16 13 20 50.80 -4.35 100 73.948 3.477 7.597 17.405 1976 11 17 09 42 50.80 -4.35 100 73.585 3.408 7.549 17.483 1976 11 17 11 35 50.80 -4.35 100 69.900 2.839 7.425 17.563 1976 11 17 13 30 50.80 -4.35 100 74.962 3.685 7.377 18.517 1976 11 18 12 25 50.80 -4.35 100 71.253 3.024 7.645 18.573 1976 11 18 13 44 50.80 -4.35 100 76.300 4.000 7.941 19.409 1976 11 19 09 48 50.80 -4.35 100 73.644 3.419 7.525 19.517 1976 11 19 12 24 50.80 -4.35 100 71.449 3.052 7.672 22.429 1976 11 22 10 17 50.80 -4.35 100 72.725 3.255 6.574 24.396 1976 11 24 09 29 50.80 -4.35 100 76.116 3.954 6.694 25.394 1976 11 25 09 27 50.80 -4.35 100 76.490 4.049 6.090 25.461 1976 11 25 11 03 50.80 -4.35 100 71.847 3.113 6.018 25.492 1976 11 25 11 48 50.80 -4.35 100 71.743 3.097 6.042 25.523 1976 11 25 12 32 50.80 -4.35 100 72.965 3.296 6.042 26.403 1976 11 26 09 39 50.80 -4.35 100 75.798 3.876 6.042 26.443 1976 11 26 10 38 50.80 -4.35 100 72.698 3.251 6.018 26.539 1976 11 26 12 56 50.80 -4.35 100 74.326 3.551 6.090 29.523 1976 11 29 12 32 50.80 -4.35 100 73.607 3.412 7.917