De Backer H. DOBSON UCCLE TOTALCOL 01-MAY-1986 00:00:0031-MAY-1986 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Dobson Spectrophotometer Instrument No.40 NDSC 1 1 1986 05 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 1.368 1986 05 01 08 49 50.80 -4.35 100 49.392 1.529 9.402 1.371 1986 05 01 08 53 50.80 -4.35 100 48.815 1.512 9.429 1.419 1986 05 01 10 03 50.80 -4.35 100 40.656 1.315 9.510 1.422 1986 05 01 10 08 50.80 -4.35 100 40.221 1.306 9.483 2.347 1986 05 02 08 19 50.80 -4.35 100 53.428 1.668 9.510 2.348 1986 05 02 08 21 50.80 -4.35 100 53.088 1.655 9.617 2.480 1986 05 02 11 31 50.80 -4.35 100 35.473 1.226 9.590 2.482 1986 05 02 11 34 50.80 -4.35 100 35.446 1.225 9.725 2.538 1986 05 02 12 54 50.80 -4.35 100 38.509 1.275 9.859 3.349 1986 05 03 08 22 50.80 -4.35 100 52.673 1.640 9.456 3.352 1986 05 03 08 26 50.80 -4.35 100 52.136 1.620 9.483 3.410 1986 05 03 09 50 50.80 -4.35 100 41.452 1.331 9.483 3.413 1986 05 03 09 54 50.80 -4.35 100 41.021 1.322 9.483 4.343 1986 05 04 08 13 50.80 -4.35 100 53.713 1.679 9.752 4.346 1986 05 04 08 17 50.80 -4.35 100 53.167 1.658 9.832 5.362 1986 05 05 08 41 50.80 -4.35 100 49.518 1.533 9.349 5.482 1986 05 05 11 34 50.80 -4.35 100 34.571 1.212 9.050 5.503 1986 05 05 12 04 50.80 -4.35 100 34.909 1.217 9.026 5.565 1986 05 05 13 34 50.80 -4.35 100 41.485 1.331 9.225 6.359 1986 05 06 08 37 50.80 -4.35 100 49.868 1.544 9.126 6.454 1986 05 06 10 53 50.80 -4.35 100 35.469 1.226 9.249 6.528 1986 05 06 12 40 50.80 -4.35 100 36.429 1.241 9.298 7.369 1986 05 07 08 51 50.80 -4.35 100 47.565 1.476 9.647 7.522 1986 05 07 12 31 50.80 -4.35 100 35.566 1.227 10.246 8.340 1986 05 08 08 09 50.80 -4.35 100 53.452 1.669 10.670 8.390 1986 05 08 09 21 50.80 -4.35 100 43.444 1.373 10.396 9.370 1986 05 09 08 52 50.80 -4.35 100 47.053 1.462 9.249 10.357 1986 05 10 08 34 50.80 -4.35 100 49.287 1.526 8.879 10.437 1986 05 10 10 29 50.80 -4.35 100 35.975 1.233 8.951 11.361 1986 05 11 08 39 50.80 -4.35 100 48.423 1.500 9.448 11.437 1986 05 11 10 28 50.80 -4.35 100 35.772 1.230 9.424 12.359 1986 05 12 08 36 50.80 -4.35 100 48.619 1.506 8.508 12.479 1986 05 12 11 30 50.80 -4.35 100 32.717 1.187 9.161 12.481 1986 05 12 11 32 50.80 -4.35 100 32.694 1.187 9.134 12.516 1986 05 12 12 23 50.80 -4.35 100 33.823 1.202 8.973 12.518 1986 05 12 12 25 50.80 -4.35 100 33.961 1.204 9.053 12.587 1986 05 12 14 05 50.80 -4.35 100 43.637 1.377 8.999 12.590 1986 05 12 14 09 50.80 -4.35 100 44.207 1.391 9.107 13.471 1986 05 13 11 18 50.80 -4.35 100 32.688 1.187 8.975 13.545 1986 05 13 13 04 50.80 -4.35 100 36.611 1.243 9.324 14.466 1986 05 14 11 11 50.80 -4.35 100 32.637 1.186 10.345 14.582 1986 05 14 13 57 50.80 -4.35 100 42.227 1.347 9.945 15.531 1986 05 15 12 44 50.80 -4.35 100 34.488 1.211 11.149 16.383 1986 05 16 09 11 50.80 -4.35 100 43.077 1.365 10.128 16.385 1986 05 16 09 14 50.80 -4.35 100 42.604 1.355 10.289 16.440 1986 05 16 10 34 50.80 -4.35 100 34.201 1.207 10.020 20.343 1986 05 20 08 14 50.80 -4.35 100 50.469 1.563 9.322 20.345 1986 05 20 08 16 50.80 -4.35 100 50.087 1.551 9.268 20.483 1986 05 20 11 34 50.80 -4.35 100 30.838 1.163 8.755 20.561 1986 05 20 13 27 50.80 -4.35 100 37.501 1.258 9.134 20.563 1986 05 20 13 30 50.80 -4.35 100 37.781 1.263 9.349 21.328 1986 05 21 07 52 50.80 -4.35 100 53.591 1.674 9.805 21.332 1986 05 21 07 57 50.80 -4.35 100 52.845 1.646 9.966 21.474 1986 05 21 11 22 50.80 -4.35 100 30.805 1.163 9.623 21.498 1986 05 21 11 57 50.80 -4.35 100 30.821 1.163 9.722 21.559 1986 05 21 13 24 50.80 -4.35 100 36.982 1.249 9.623 22.356 1986 05 22 08 32 50.80 -4.35 100 47.498 1.474 9.273 22.469 1986 05 22 11 15 50.80 -4.35 100 30.777 1.163 9.075 22.508 1986 05 22 12 11 50.80 -4.35 100 31.083 1.166 9.126 22.547 1986 05 22 13 07 50.80 -4.35 100 35.056 1.220 9.424 23.449 1986 05 23 10 46 50.80 -4.35 100 31.975 1.177 9.523 23.573 1986 05 23 13 44 50.80 -4.35 100 38.921 1.282 9.770 24.486 1986 05 24 11 40 50.80 -4.35 100 30.038 1.154 10.697 24.531 1986 05 24 12 45 50.80 -4.35 100 32.705 1.187 10.120 25.295 1986 05 25 07 04 50.80 -4.35 100 60.549 2.013 9.402 25.297 1986 05 25 07 07 50.80 -4.35 100 60.130 1.988 9.510 25.417 1986 05 25 10 00 50.80 -4.35 100 35.642 1.228 9.402 25.419 1986 05 25 10 02 50.80 -4.35 100 35.352 1.224 9.510 25.507 1986 05 25 12 10 50.80 -4.35 100 30.450 1.159 9.349 25.509 1986 05 25 12 12 50.80 -4.35 100 30.554 1.160 9.456 26.364 1986 05 26 08 43 50.80 -4.35 100 45.322 1.417 9.322 26.366 1986 05 26 08 47 50.80 -4.35 100 44.743 1.403 9.349 26.465 1986 05 26 11 09 50.80 -4.35 100 30.260 1.156 9.241 26.468 1986 05 26 11 13 50.80 -4.35 100 30.123 1.155 9.241 26.582 1986 05 26 13 58 50.80 -4.35 100 40.152 1.305 9.268 26.585 1986 05 26 14 02 50.80 -4.35 100 40.730 1.316 9.241 27.349 1986 05 27 08 22 50.80 -4.35 100 48.247 1.495 8.728 27.440 1986 05 27 10 33 50.80 -4.35 100 32.240 1.181 8.580 27.488 1986 05 27 11 42 50.80 -4.35 100 29.513 1.148 8.865 27.490 1986 05 27 11 45 50.80 -4.35 100 29.529 1.148 8.596 27.577 1986 05 27 13 51 50.80 -4.35 100 39.075 1.285 8.508 28.336 1986 05 28 08 03 50.80 -4.35 100 51.090 1.584 9.483 28.338 1986 05 28 08 06 50.80 -4.35 100 50.651 1.569 8.946 28.450 1986 05 28 10 48 50.80 -4.35 100 31.008 1.165 9.429 28.453 1986 05 28 10 53 50.80 -4.35 100 30.743 1.162 9.510 28.497 1986 05 28 11 55 50.80 -4.35 100 29.506 1.148 9.547 28.570 1986 05 28 13 41 50.80 -4.35 100 37.738 1.262 9.623 29.422 1986 05 29 10 07 50.80 -4.35 100 34.343 1.209 10.472 29.579 1986 05 29 13 53 50.80 -4.35 100 39.097 1.286 10.622 30.347 1986 05 30 08 20 50.80 -4.35 100 48.356 1.498 10.547 30.464 1986 05 30 11 07 50.80 -4.35 100 29.718 1.150 10.294 30.492 1986 05 30 11 48 50.80 -4.35 100 29.083 1.143 10.496 31.355 1986 05 31 08 30 50.80 -4.35 100 46.658 1.451 9.572 31.432 1986 05 31 10 22 50.80 -4.35 100 32.632 1.186 9.722