De Backer H. DOBSON UCCLE TOTALCOL 01-AUG-1987 00:00:0031-AUG-1987 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Dobson Spectrophotometer Instrument No.40 NDSC 1 1 1987 08 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 1.330 1987 08 01 07 55 50.80 -4.35 100 56.138 1.781 8.779 1.387 1987 08 01 09 17 50.80 -4.35 100 44.392 1.395 8.680 3.340 1987 08 03 08 10 50.80 -4.35 100 54.319 1.703 9.050 3.474 1987 08 03 11 22 50.80 -4.35 100 33.634 1.199 8.975 4.347 1987 08 04 08 20 50.80 -4.35 100 53.050 1.654 9.996 4.416 1987 08 04 09 58 50.80 -4.35 100 40.030 1.303 10.044 4.478 1987 08 04 11 28 50.80 -4.35 100 33.731 1.201 9.921 4.508 1987 08 04 12 10 50.80 -4.35 100 33.786 1.201 9.921 4.560 1987 08 04 13 26 50.80 -4.35 100 38.778 1.280 10.071 5.398 1987 08 05 09 33 50.80 -4.35 100 43.097 1.365 9.870 5.475 1987 08 05 11 23 50.80 -4.35 100 34.126 1.206 9.770 5.529 1987 08 05 12 42 50.80 -4.35 100 35.418 1.225 9.647 5.567 1987 08 05 13 37 50.80 -4.35 100 40.120 1.305 9.821 6.343 1987 08 06 08 13 50.80 -4.35 100 54.354 1.705 9.590 6.345 1987 08 06 08 16 50.80 -4.35 100 54.028 1.692 9.537 6.409 1987 08 06 09 49 50.80 -4.35 100 41.503 1.332 9.424 6.500 1987 08 06 11 59 50.80 -4.35 100 34.098 1.206 9.424 6.553 1987 08 06 13 16 50.80 -4.35 100 38.332 1.272 9.821 7.335 1987 08 07 08 02 50.80 -4.35 100 56.303 1.789 10.316 7.336 1987 08 07 08 04 50.80 -4.35 100 56.043 1.777 10.181 7.430 1987 08 07 10 19 50.80 -4.35 100 38.643 1.278 10.270 7.500 1987 08 07 11 59 50.80 -4.35 100 34.383 1.210 10.120 7.560 1987 08 07 13 26 50.80 -4.35 100 39.576 1.294 10.571 8.302 1987 08 08 07 14 50.80 -4.35 100 63.825 2.236 9.547 8.367 1987 08 08 08 48 50.80 -4.35 100 49.672 1.538 9.547 8.400 1987 08 08 09 35 50.80 -4.35 100 43.520 1.375 9.472 8.458 1987 08 08 10 59 50.80 -4.35 100 35.914 1.233 9.496 9.394 1987 08 09 09 27 50.80 -4.35 100 44.800 1.405 9.870 9.434 1987 08 09 10 24 50.80 -4.35 100 38.642 1.278 9.746 9.452 1987 08 09 10 51 50.80 -4.35 100 36.683 1.245 9.846 10.335 1987 08 10 08 03 50.80 -4.35 100 56.792 1.812 9.075 10.422 1987 08 10 10 08 50.80 -4.35 100 40.455 1.311 9.101 10.502 1987 08 10 12 02 50.80 -4.35 100 35.281 1.223 9.075 10.543 1987 08 10 13 01 50.80 -4.35 100 38.157 1.269 9.126 11.350 1987 08 11 08 23 50.80 -4.35 100 53.892 1.686 8.784 11.351 1987 08 11 08 25 50.80 -4.35 100 53.648 1.677 8.704 11.418 1987 08 11 10 02 50.80 -4.35 100 41.281 1.327 9.002 11.484 1987 08 11 11 36 50.80 -4.35 100 35.522 1.227 8.779 11.518 1987 08 11 12 26 50.80 -4.35 100 36.286 1.238 8.604 11.561 1987 08 11 13 27 50.80 -4.35 100 40.728 1.316 8.704 12.348 1987 08 12 08 21 50.80 -4.35 100 54.409 1.707 8.309 12.464 1987 08 12 11 07 50.80 -4.35 100 36.635 1.244 8.185 12.564 1987 08 12 13 32 50.80 -4.35 100 41.529 1.332 8.137 13.335 1987 08 13 08 01 50.80 -4.35 100 57.600 1.851 8.065 13.417 1987 08 13 10 00 50.80 -4.35 100 41.941 1.341 8.089 13.498 1987 08 13 11 57 50.80 -4.35 100 36.105 1.235 8.089 13.546 1987 08 13 13 06 50.80 -4.35 100 39.425 1.292 8.161 14.345 1987 08 14 08 16 50.80 -4.35 100 55.684 1.761 8.852 14.466 1987 08 14 11 11 50.80 -4.35 100 37.075 1.251 8.508 14.515 1987 08 14 12 22 50.80 -4.35 100 37.035 1.250 8.803 14.550 1987 08 14 13 11 50.80 -4.35 100 40.194 1.306 8.927 15.333 1987 08 15 07 59 50.80 -4.35 100 58.414 1.892 8.462 15.334 1987 08 15 08 01 50.80 -4.35 100 58.128 1.877 8.462 15.385 1987 08 15 09 14 50.80 -4.35 100 47.762 1.482 8.065 15.454 1987 08 15 10 54 50.80 -4.35 100 38.178 1.269 8.065 16.335 1987 08 16 08 02 50.80 -4.35 100 58.176 1.880 8.113 16.337 1987 08 16 08 04 50.80 -4.35 100 57.797 1.861 8.005 16.378 1987 08 16 09 04 50.80 -4.35 100 49.390 1.529 8.113 16.379 1987 08 16 09 06 50.80 -4.35 100 49.091 1.520 8.059 16.407 1987 08 16 09 45 50.80 -4.35 100 44.364 1.394 8.086 16.408 1987 08 16 09 47 50.80 -4.35 100 44.101 1.388 8.059 16.425 1987 08 16 10 11 50.80 -4.35 100 41.672 1.335 8.086 16.426 1987 08 16 10 13 50.80 -4.35 100 41.476 1.331 8.032 16.452 1987 08 16 10 50 50.80 -4.35 100 38.704 1.279 8.059 16.453 1987 08 16 10 52 50.80 -4.35 100 38.570 1.276 8.059 17.334 1987 08 17 08 00 50.80 -4.35 100 58.624 1.903 8.032 17.335 1987 08 17 08 02 50.80 -4.35 100 58.312 1.887 8.140 17.382 1987 08 17 09 10 50.80 -4.35 100 48.805 1.512 7.965 17.490 1987 08 17 11 45 50.80 -4.35 100 37.294 1.255 7.989 17.512 1987 08 17 12 17 50.80 -4.35 100 37.823 1.263 8.137 17.554 1987 08 17 13 18 50.80 -4.35 100 41.666 1.335 8.040 18.352 1987 08 18 08 26 50.80 -4.35 100 55.054 1.734 9.075 18.466 1987 08 18 11 11 50.80 -4.35 100 38.265 1.271 8.704 18.537 1987 08 18 12 52 50.80 -4.35 100 39.959 1.302 8.333 18.562 1987 08 18 13 28 50.80 -4.35 100 42.967 1.363 8.236 19.334 1987 08 19 08 00 50.80 -4.35 100 59.090 1.929 8.481 19.388 1987 08 19 09 18 50.80 -4.35 100 48.352 1.498 8.433 19.510 1987 08 19 12 14 50.80 -4.35 100 38.380 1.273 8.408 19.550 1987 08 19 13 12 50.80 -4.35 100 41.789 1.338 8.580 20.337 1987 08 20 08 05 50.80 -4.35 100 58.637 1.904 8.301 20.338 1987 08 20 08 07 50.80 -4.35 100 58.316 1.887 8.328 20.445 1987 08 20 10 40 50.80 -4.35 100 40.484 1.312 8.193 20.447 1987 08 20 10 43 50.80 -4.35 100 40.339 1.309 8.274 20.493 1987 08 20 11 49 50.80 -4.35 100 38.272 1.271 8.220 20.494 1987 08 20 11 51 50.80 -4.35 100 38.283 1.271 8.247 20.502 1987 08 20 12 03 50.80 -4.35 100 38.434 1.274 8.220 20.504 1987 08 20 12 05 50.80 -4.35 100 38.478 1.275 8.247 20.557 1987 08 20 13 22 50.80 -4.35 100 43.002 1.363 8.274 20.559 1987 08 20 13 24 50.80 -4.35 100 43.220 1.368 8.274 21.339 1987 08 21 08 08 50.80 -4.35 100 58.372 1.890 8.140 21.341 1987 08 21 08 10 50.80 -4.35 100 58.029 1.872 8.086 21.390 1987 08 21 09 21 50.80 -4.35 100 48.487 1.502 8.140 21.391 1987 08 21 09 23 50.80 -4.35 100 48.235 1.495 8.140 21.468 1987 08 21 11 13 50.80 -4.35 100 39.149 1.287 8.059 21.469 1987 08 21 11 15 50.80 -4.35 100 39.084 1.285 8.086 21.534 1987 08 21 12 48 50.80 -4.35 100 40.665 1.315 7.683 21.535 1987 08 21 12 50 50.80 -4.35 100 40.803 1.318 8.005 21.557 1987 08 21 13 21 50.80 -4.35 100 43.259 1.369 7.683 21.558 1987 08 21 13 23 50.80 -4.35 100 43.474 1.374 8.005 22.331 1987 08 22 07 57 50.80 -4.35 100 60.243 1.994 7.989 22.383 1987 08 22 09 10 50.80 -4.35 100 50.009 1.549 8.137 23.335 1987 08 23 08 02 50.80 -4.35 100 59.665 1.961 8.333 23.372 1987 08 23 08 56 50.80 -4.35 100 52.128 1.620 8.433 23.403 1987 08 23 09 40 50.80 -4.35 100 46.799 1.455 8.508 23.427 1987 08 23 10 14 50.80 -4.35 100 43.378 1.372 8.261 23.452 1987 08 23 10 50 50.80 -4.35 100 40.802 1.318 8.481 24.340 1987 08 24 08 10 50.80 -4.35 100 58.821 1.914 8.731 24.342 1987 08 24 08 12 50.80 -4.35 100 58.498 1.897 8.811 24.468 1987 08 24 11 14 50.80 -4.35 100 40.085 1.304 9.324 25.342 1987 08 25 08 11 50.80 -4.35 100 58.790 1.912 9.671 25.472 1987 08 25 11 20 50.80 -4.35 100 40.260 1.307 9.921 25.492 1987 08 25 11 48 50.80 -4.35 100 39.957 1.301 10.071 26.508 1987 08 26 12 11 50.80 -4.35 100 40.683 1.315 9.273 26.559 1987 08 26 13 24 50.80 -4.35 100 45.230 1.415 9.373 27.374 1987 08 27 08 58 50.80 -4.35 100 52.815 1.645 9.572 28.353 1987 08 28 08 28 50.80 -4.35 100 57.204 1.831 7.721 28.461 1987 08 28 11 04 50.80 -4.35 100 41.778 1.337 7.868 28.502 1987 08 28 12 03 50.80 -4.35 100 41.194 1.325 7.791 28.504 1987 08 28 12 06 50.80 -4.35 100 41.252 1.327 8.193 28.552 1987 08 28 13 15 50.80 -4.35 100 45.130 1.413 8.089 29.334 1987 08 29 08 00 50.80 -4.35 100 61.382 2.064 7.696 29.382 1987 08 29 09 09 50.80 -4.35 100 52.002 1.615 7.573 30.331 1987 08 30 07 56 50.80 -4.35 100 62.194 2.118 7.917 30.378 1987 08 30 09 04 50.80 -4.35 100 52.964 1.650 7.737 30.380 1987 08 30 09 07 50.80 -4.35 100 52.515 1.634 7.898 31.340 1987 08 31 08 09 50.80 -4.35 100 60.584 2.015 8.013 31.469 1987 08 31 11 15 50.80 -4.35 100 42.450 1.351 7.965 31.530 1987 08 31 12 43 50.80 -4.35 100 43.872 1.383 7.791 31.531 1987 08 31 12 45 50.80 -4.35 100 44.002 1.386 7.979 31.555 1987 08 31 13 19 50.80 -4.35 100 46.586 1.450 7.764 31.557 1987 08 31 13 22 50.80 -4.35 100 46.830 1.456 7.925