De Backer H. DOBSON UCCLE TOTALCOL 01-NOV-1981 00:00:0030-NOV-1981 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Dobson Spectrophotometer Instrument No.40 NDSC 1 1 1981 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 3.373 1981 11 03 08 57 50.80 -4.35 100 73.480 3.388 8.261 3.478 1981 11 03 11 28 50.80 -4.35 100 65.919 2.410 7.745 3.517 1981 11 03 12 24 50.80 -4.35 100 67.156 2.528 7.645 3.570 1981 11 03 13 41 50.80 -4.35 100 72.239 3.175 8.309 5.403 1981 11 05 09 40 50.80 -4.35 100 70.399 2.904 8.220 5.406 1981 11 05 09 44 50.80 -4.35 100 70.179 2.875 8.328 5.467 1981 11 05 11 12 50.80 -4.35 100 66.598 2.473 8.167 5.469 1981 11 05 11 15 50.80 -4.35 100 66.574 2.471 8.301 5.509 1981 11 05 12 13 50.80 -4.35 100 67.345 2.547 8.309 5.561 1981 11 05 13 28 50.80 -4.35 100 71.724 3.094 8.137 6.470 1981 11 06 11 16 50.80 -4.35 100 66.865 2.499 8.140 6.472 1981 11 06 11 19 50.80 -4.35 100 66.849 2.498 8.113 6.473 1981 11 06 11 21 50.80 -4.35 100 66.841 2.497 8.113 6.475 1981 11 06 11 23 50.80 -4.35 100 66.835 2.496 8.140 6.488 1981 11 06 11 42 50.80 -4.35 100 66.931 2.506 8.650 9.461 1981 11 09 11 04 50.80 -4.35 100 67.876 2.602 8.013 9.545 1981 11 09 13 04 50.80 -4.35 100 71.054 2.995 8.360 12.416 1981 11 12 09 59 50.80 -4.35 100 71.180 3.013 7.401 12.489 1981 11 12 11 44 50.80 -4.35 100 68.655 2.688 7.353 13.419 1981 11 13 10 03 50.80 -4.35 100 71.213 3.018 7.842 13.501 1981 11 13 12 01 50.80 -4.35 100 69.239 2.757 8.137 13.522 1981 11 13 12 31 50.80 -4.35 100 70.279 2.888 8.285 14.384 1981 11 14 09 12 50.80 -4.35 100 75.092 3.713 7.989 14.421 1981 11 14 10 06 50.80 -4.35 100 71.303 3.031 7.989 15.376 1981 11 15 09 01 50.80 -4.35 100 76.372 4.019 7.425 15.432 1981 11 15 10 21 50.80 -4.35 100 70.792 2.958 7.307 15.433 1981 11 15 10 23 50.80 -4.35 100 70.701 2.945 7.280 16.512 1981 11 16 12 17 50.80 -4.35 100 70.463 2.913 7.500 16.556 1981 11 16 13 20 50.80 -4.35 100 73.919 3.471 7.549 16.558 1981 11 16 13 23 50.80 -4.35 100 74.116 3.510 7.602 17.568 1981 11 17 13 37 50.80 -4.35 100 75.487 3.802 7.232 18.453 1981 11 18 10 52 50.80 -4.35 100 70.482 2.915 6.963 18.500 1981 11 18 12 00 50.80 -4.35 100 70.439 2.910 7.011 19.470 1981 11 19 11 16 50.80 -4.35 100 70.346 2.897 6.815 19.502 1981 11 19 12 03 50.80 -4.35 100 70.738 2.950 6.689 19.504 1981 11 19 12 06 50.80 -4.35 100 70.812 2.961 6.850 19.505 1981 11 19 12 07 50.80 -4.35 100 70.839 2.965 6.662 19.507 1981 11 19 12 10 50.80 -4.35 100 70.923 2.976 6.823 20.458 1981 11 20 10 58 50.80 -4.35 100 70.822 2.962 6.662 20.459 1981 11 20 11 01 50.80 -4.35 100 70.768 2.955 6.689 20.470 1981 11 20 11 17 50.80 -4.35 100 70.571 2.928 6.662 20.472 1981 11 20 11 20 50.80 -4.35 100 70.552 2.925 6.662 20.493 1981 11 20 11 50 50.80 -4.35 100 70.701 2.945 6.743 20.495 1981 11 20 11 53 50.80 -4.35 100 70.747 2.952 6.689 20.550 1981 11 20 13 11 50.80 -4.35 100 74.145 3.515 6.842 23.466 1981 11 23 11 11 50.80 -4.35 100 71.286 3.028 6.985 23.468 1981 11 23 11 13 50.80 -4.35 100 71.260 3.025 6.958 23.470 1981 11 23 11 16 50.80 -4.35 100 71.232 3.021 6.931 23.472 1981 11 23 11 18 50.80 -4.35 100 71.212 3.018 6.985 24.399 1981 11 24 09 34 50.80 -4.35 100 75.712 3.855 7.452 24.465 1981 11 24 11 09 50.80 -4.35 100 71.509 3.061 7.119 24.468 1981 11 24 11 13 50.80 -4.35 100 71.463 3.055 7.119 24.469 1981 11 24 11 15 50.80 -4.35 100 71.443 3.052 6.850 24.534 1981 11 24 12 49 50.80 -4.35 100 73.539 3.399 7.038 24.538 1981 11 24 12 55 50.80 -4.35 100 73.850 3.458 7.065 25.466 1981 11 25 11 11 50.80 -4.35 100 71.690 3.089 8.113 25.467 1981 11 25 11 12 50.80 -4.35 100 71.673 3.086 8.185 25.520 1981 11 25 12 29 50.80 -4.35 100 72.797 3.267 8.360 26.465 1981 11 26 11 09 50.80 -4.35 100 71.916 3.124 8.212