De Backer H. BREWER UCCLE TOTALCOL 01-MAR-1987 00:00:0031-MAR-1987 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Brewer Spectrophotometer Instrument No.16 NDSC 1 1 1987 03 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 1.422 1987 03 01 10 07 50.80 -4.35 100 62.942 2.170 9.491 1.444 1987 03 01 10 39 50.80 -4.35 100 60.751 2.025 9.397 1.470 1987 03 01 11 17 50.80 -4.35 100 59.064 1.927 9.362 1.486 1987 03 01 11 40 50.80 -4.35 100 58.570 1.900 9.359 2.424 1987 03 02 10 11 50.80 -4.35 100 62.296 2.125 10.340 2.501 1987 03 02 12 01 50.80 -4.35 100 58.116 1.877 10.942 3.377 1987 03 03 09 02 50.80 -4.35 100 68.565 2.677 10.375 3.435 1987 03 03 10 26 50.80 -4.35 100 60.830 2.029 10.152 3.438 1987 03 03 10 30 50.80 -4.35 100 60.505 2.010 10.251 3.486 1987 03 03 11 40 50.80 -4.35 100 57.808 1.861 10.152 3.489 1987 03 03 11 44 50.80 -4.35 100 57.766 1.859 10.297 3.512 1987 03 03 12 17 50.80 -4.35 100 57.925 1.867 10.136 3.593 1987 03 03 14 13 50.80 -4.35 100 65.029 2.332 10.117 3.596 1987 03 03 14 18 50.80 -4.35 100 65.432 2.367 10.173 4.483 1987 03 04 11 35 50.80 -4.35 100 57.491 1.845 10.348 4.510 1987 03 04 12 14 50.80 -4.35 100 57.501 1.846 10.431 5.358 1987 03 05 08 35 50.80 -4.35 100 71.203 3.015 10.579 5.361 1987 03 05 08 39 50.80 -4.35 100 70.665 2.939 10.458 5.488 1987 03 05 11 42 50.80 -4.35 100 57.010 1.822 10.375 5.496 1987 03 05 11 54 50.80 -4.35 100 56.950 1.819 10.241 5.521 1987 03 05 12 30 50.80 -4.35 100 57.469 1.844 10.343 5.529 1987 03 05 12 42 50.80 -4.35 100 57.872 1.864 10.265 5.622 1987 03 05 14 55 50.80 -4.35 100 68.919 2.718 10.337 5.624 1987 03 05 14 59 50.80 -4.35 100 69.386 2.774 10.356 6.366 1987 03 06 08 47 50.80 -4.35 100 69.280 2.761 10.039 6.484 1987 03 06 11 36 50.80 -4.35 100 56.692 1.807 10.039 6.512 1987 03 06 12 17 50.80 -4.35 100 56.778 1.811 10.090 6.517 1987 03 06 12 24 50.80 -4.35 100 56.932 1.818 10.012 6.600 1987 03 06 14 23 50.80 -4.35 100 65.011 2.331 9.797 7.375 1987 03 07 09 00 50.80 -4.35 100 67.414 2.553 10.026 7.383 1987 03 07 09 11 50.80 -4.35 100 66.093 2.426 9.969 9.478 1987 03 09 11 27 50.80 -4.35 100 55.677 1.761 10.619 9.481 1987 03 09 11 31 50.80 -4.35 100 55.591 1.757 10.783 9.527 1987 03 09 12 39 50.80 -4.35 100 56.258 1.787 10.611 9.532 1987 03 09 12 45 50.80 -4.35 100 56.507 1.798 10.764 9.601 1987 03 09 14 25 50.80 -4.35 100 64.229 2.267 10.923 10.371 1987 03 10 08 54 50.80 -4.35 100 66.963 2.508 10.896 10.478 1987 03 10 11 27 50.80 -4.35 100 55.278 1.743 10.866 10.519 1987 03 10 12 27 50.80 -4.35 100 55.480 1.752 11.149 10.525 1987 03 10 12 36 50.80 -4.35 100 55.766 1.765 10.891 10.612 1987 03 10 14 41 50.80 -4.35 100 65.725 2.392 11.122 10.615 1987 03 10 14 46 50.80 -4.35 100 66.272 2.442 11.404 11.358 1987 03 11 08 35 50.80 -4.35 100 68.986 2.726 11.127 11.411 1987 03 11 09 51 50.80 -4.35 100 60.518 2.010 11.350 11.417 1987 03 11 10 00 50.80 -4.35 100 59.665 1.960 11.269 11.482 1987 03 11 11 34 50.80 -4.35 100 54.759 1.721 11.444 11.489 1987 03 11 11 43 50.80 -4.35 100 54.648 1.717 11.350 11.513 1987 03 11 12 19 50.80 -4.35 100 54.905 1.727 11.028 11.604 1987 03 11 14 30 50.80 -4.35 100 64.133 2.259 11.511 11.608 1987 03 11 14 35 50.80 -4.35 100 64.662 2.302 11.385 12.356 1987 03 12 08 32 50.80 -4.35 100 69.024 2.730 11.318 12.431 1987 03 12 10 21 50.80 -4.35 100 57.657 1.853 11.318 12.438 1987 03 12 10 30 50.80 -4.35 100 57.021 1.822 11.191 12.495 1987 03 12 11 52 50.80 -4.35 100 54.221 1.699 11.444 12.540 1987 03 12 12 57 50.80 -4.35 100 55.991 1.775 11.361 12.546 1987 03 12 13 05 50.80 -4.35 100 56.429 1.795 11.216 12.590 1987 03 12 14 09 50.80 -4.35 100 61.550 2.075 10.901 12.596 1987 03 12 14 18 50.80 -4.35 100 62.568 2.144 10.872 13.374 1987 03 13 08 59 50.80 -4.35 100 65.295 2.355 11.347 13.431 1987 03 13 10 20 50.80 -4.35 100 57.291 1.835 11.664 13.484 1987 03 13 11 36 50.80 -4.35 100 53.933 1.688 11.748 13.509 1987 03 13 12 12 50.80 -4.35 100 53.995 1.690 11.686 16.493 1987 03 16 11 50 50.80 -4.35 100 52.644 1.638 9.811 16.598 1987 03 16 14 20 50.80 -4.35 100 61.482 2.071 9.905 17.621 1987 03 17 14 54 50.80 -4.35 100 65.115 2.340 9.744 18.508 1987 03 18 12 11 50.80 -4.35 100 52.034 1.616 10.555 19.501 1987 03 19 12 01 50.80 -4.35 100 51.506 1.598 11.543 19.604 1987 03 19 14 30 50.80 -4.35 100 61.580 2.077 11.304 20.454 1987 03 20 10 53 50.80 -4.35 100 52.497 1.633 11.901 20.489 1987 03 20 11 44 50.80 -4.35 100 51.080 1.583 11.726 20.512 1987 03 20 12 16 50.80 -4.35 100 51.369 1.593 11.702 21.375 1987 03 21 09 00 50.80 -4.35 100 62.114 2.112 11.079 21.453 1987 03 21 10 52 50.80 -4.35 100 52.126 1.620 11.213 22.384 1987 03 22 09 13 50.80 -4.35 100 60.223 1.993 10.834 22.444 1987 03 22 10 39 50.80 -4.35 100 52.417 1.630 10.917 24.576 1987 03 24 13 49 50.80 -4.35 100 55.633 1.759 10.324 24.617 1987 03 24 14 48 50.80 -4.35 100 62.268 2.123 10.442 25.479 1987 03 25 11 29 50.80 -4.35 100 49.265 1.525 9.507 25.536 1987 03 25 12 51 50.80 -4.35 100 50.848 1.576 9.607 26.342 1987 03 26 08 12 50.80 -4.35 100 66.535 2.467 10.917 26.345 1987 03 26 08 16 50.80 -4.35 100 65.948 2.412 11.084 26.440 1987 03 26 10 34 50.80 -4.35 100 51.179 1.587 10.909 26.448 1987 03 26 10 45 50.80 -4.35 100 50.523 1.565 10.689 26.480 1987 03 26 11 30 50.80 -4.35 100 48.849 1.513 10.689 26.515 1987 03 26 12 21 50.80 -4.35 100 49.195 1.523 10.574 26.599 1987 03 26 14 23 50.80 -4.35 100 58.519 1.898 10.858 27.467 1987 03 27 11 12 50.80 -4.35 100 48.886 1.514 9.405 29.353 1987 03 29 08 28 50.80 -4.35 100 63.154 2.185 11.992 30.372 1987 03 30 08 55 50.80 -4.35 100 59.276 1.939 11.866 30.433 1987 03 30 10 23 50.80 -4.35 100 50.356 1.560 11.251 30.557 1987 03 30 13 21 50.80 -4.35 100 51.138 1.585 10.901 31.340 1987 03 31 08 09 50.80 -4.35 100 65.085 2.337 9.846 31.468 1987 03 31 11 13 50.80 -4.35 100 47.279 1.468 9.569 31.471 1987 03 31 11 18 50.80 -4.35 100 47.123 1.464 9.534 31.499 1987 03 31 11 58 50.80 -4.35 100 46.802 1.455 9.405 31.559 1987 03 31 13 24 50.80 -4.35 100 51.039 1.582 9.408