De Backer H. DOBSON UCCLE TOTALCOL 01-DEC-1986 00:00:0031-DEC-1986 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Dobson Spectrophotometer Instrument No.40 NDSC 1 1 1986 12 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 1.469 1986 12 01 11 14 50.80 -4.35 100 72.687 3.249 7.549 1.494 1986 12 01 11 50 50.80 -4.35 100 72.723 3.255 7.549 2.467 1986 12 02 11 12 50.80 -4.35 100 72.873 3.281 7.793 2.496 1986 12 02 11 53 50.80 -4.35 100 72.911 3.287 7.769 3.467 1986 12 03 11 12 50.80 -4.35 100 73.018 3.306 7.253 3.471 1986 12 03 11 18 50.80 -4.35 100 72.960 3.296 7.011 3.496 1986 12 03 11 54 50.80 -4.35 100 73.063 3.313 7.092 3.498 1986 12 03 11 56 50.80 -4.35 100 73.098 3.320 7.253 4.467 1986 12 04 11 11 50.80 -4.35 100 73.176 3.334 7.084 4.493 1986 12 04 11 49 50.80 -4.35 100 73.134 3.326 7.181 5.472 1986 12 05 11 19 50.80 -4.35 100 73.225 3.342 7.200 5.475 1986 12 05 11 23 50.80 -4.35 100 73.191 3.336 7.173 5.493 1986 12 05 11 50 50.80 -4.35 100 73.262 3.349 7.200 5.495 1986 12 05 11 52 50.80 -4.35 100 73.295 3.355 7.173 7.417 1986 12 07 09 59 50.80 -4.35 100 76.280 3.995 8.457 8.469 1986 12 08 11 14 50.80 -4.35 100 73.640 3.418 8.065 8.493 1986 12 08 11 50 50.80 -4.35 100 73.597 3.410 8.040 9.475 1986 12 09 11 24 50.80 -4.35 100 73.652 3.420 9.324 9.495 1986 12 09 11 52 50.80 -4.35 100 73.716 3.432 9.174 10.456 1986 12 10 10 56 50.80 -4.35 100 74.207 3.528 9.225 11.468 1986 12 11 11 14 50.80 -4.35 100 73.950 3.477 8.113 11.493 1986 12 11 11 49 50.80 -4.35 100 73.857 3.459 8.040 12.470 1986 12 12 11 16 50.80 -4.35 100 73.998 3.487 9.298 12.494 1986 12 12 11 51 50.80 -4.35 100 73.957 3.479 9.373 15.472 1986 12 15 11 19 50.80 -4.35 100 74.178 3.522 7.941 15.494 1986 12 15 11 51 50.80 -4.35 100 74.125 3.511 7.868 16.492 1986 12 16 11 48 50.80 -4.35 100 74.151 3.517 8.803 17.478 1986 12 17 11 28 50.80 -4.35 100 74.191 3.524 8.951 18.483 1986 12 18 11 36 50.80 -4.35 100 74.190 3.524 8.656 18.493 1986 12 18 11 50 50.80 -4.35 100 74.231 3.532 8.631 22.484 1986 12 22 11 36 50.80 -4.35 100 74.247 3.536 8.951 22.493 1986 12 22 11 50 50.80 -4.35 100 74.268 3.540 8.903 23.485 1986 12 23 11 38 50.80 -4.35 100 74.237 3.534 8.879 23.500 1986 12 23 11 59 50.80 -4.35 100 74.342 3.555 8.951 24.474 1986 12 24 11 22 50.80 -4.35 100 74.347 3.556 7.280 24.493 1986 12 24 11 50 50.80 -4.35 100 74.240 3.534 7.353 26.448 1986 12 26 10 45 50.80 -4.35 100 75.263 3.751 9.101 27.454 1986 12 27 10 53 50.80 -4.35 100 74.953 3.683 8.728 28.479 1986 12 28 11 30 50.80 -4.35 100 74.145 3.515 7.842 28.491 1986 12 28 11 46 50.80 -4.35 100 74.085 3.504 7.769 29.485 1986 12 29 11 38 50.80 -4.35 100 74.041 3.495 7.597 29.503 1986 12 29 12 03 50.80 -4.35 100 74.153 3.517 7.672 30.529 1986 12 30 12 42 50.80 -4.35 100 75.040 3.702 8.728 31.473 1986 12 31 11 21 50.80 -4.35 100 74.097 3.506 9.298 31.497 1986 12 31 11 55 50.80 -4.35 100 73.934 3.474 9.198