De Backer H. DOBSON UCCLE TOTALCOL 01-AUG-2007 00:00:0031-AUG-2007 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Dobson Spectrophotometer Instrument No.40 NDSC 1 1 2007 08 01 2007 10 24 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 1.334 2007 08 01 08 01 50.80 -4.35 100 55.390 1.748 8.543 1.335 2007 08 01 08 02 50.80 -4.35 100 55.095 1.736 8.435 2.564 2007 08 02 13 31 50.80 -4.35 100 38.850 1.281 9.273 3.326 2007 08 03 07 49 50.80 -4.35 100 57.513 1.846 8.556 6.347 2007 08 06 08 19 50.80 -4.35 100 53.612 1.675 7.965 6.485 2007 08 06 11 37 50.80 -4.35 100 34.138 1.206 8.040 7.408 2007 08 07 09 47 50.80 -4.35 100 42.007 1.342 8.261 7.539 2007 08 07 12 55 50.80 -4.35 100 36.910 1.248 9.150 10.365 2007 08 10 08 46 50.80 -4.35 100 50.533 1.565 9.373 10.540 2007 08 10 12 57 50.80 -4.35 100 37.877 1.264 9.174 13.374 2007 08 13 08 58 50.80 -4.35 100 49.534 1.534 8.903 13.542 2007 08 13 12 59 50.80 -4.35 100 38.961 1.283 8.852 16.355 2007 08 16 08 30 50.80 -4.35 100 54.043 1.692 8.656 17.361 2007 08 17 08 39 50.80 -4.35 100 53.067 1.654 9.002 17.515 2007 08 17 12 22 50.80 -4.35 100 38.045 1.267 8.236 20.531 2007 08 20 12 45 50.80 -4.35 100 40.189 1.306 9.101 21.360 2007 08 21 08 38 50.80 -4.35 100 54.081 1.694 8.951 21.516 2007 08 21 12 22 50.80 -4.35 100 39.386 1.291 8.975 23.386 2007 08 23 09 15 50.80 -4.35 100 49.750 1.540 9.921 24.342 2007 08 24 08 12 50.80 -4.35 100 58.544 1.899 8.604 24.500 2007 08 24 11 59 50.80 -4.35 100 39.782 1.298 8.261 27.346 2007 08 27 08 18 50.80 -4.35 100 58.330 1.888 7.621 27.485 2007 08 27 11 38 50.80 -4.35 100 40.714 1.316 7.476 27.546 2007 08 27 13 05 50.80 -4.35 100 44.048 1.387 7.645 29.345 2007 08 29 08 17 50.80 -4.35 100 59.013 1.924 8.731 29.347 2007 08 29 08 19 50.80 -4.35 100 58.715 1.908 8.570 29.521 2007 08 29 12 30 50.80 -4.35 100 42.547 1.353 8.360 30.416 2007 08 30 09 59 50.80 -4.35 100 46.907 1.458 8.113 30.545 2007 08 30 13 04 50.80 -4.35 100 45.022 1.410 8.137 31.363 2007 08 31 08 42 50.80 -4.35 100 56.077 1.779 8.556 31.519 2007 08 31 12 26 50.80 -4.35 100 43.088 1.365 8.185