De Backer H. BREWER UCCLE TOTALCOL 01-JAN-2009 00:00:0031-JAN-2009 23:59:590001 30 1010 Hugo De Backer Uccle; Royal Meteorological Institute Belgium Brewer Spectrophotometer Instrument No.16 NDACC 1 1 2009 01 01 2009 07 30 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 6.437 2009 01 06 10 29 50.80 -4.35 100 75.290 3.755 8.669 6.456 2009 01 06 10 56 50.80 -4.35 100 74.136 3.512 8.674 6.460 2009 01 06 11 03 50.80 -4.35 100 73.933 3.473 8.849 6.465 2009 01 06 11 09 50.80 -4.35 100 73.756 3.438 8.650 6.467 2009 01 06 11 12 50.80 -4.35 100 73.674 3.423 8.669 6.493 2009 01 06 11 50 50.80 -4.35 100 73.247 3.345 8.712 6.495 2009 01 06 11 53 50.80 -4.35 100 73.254 3.346 8.725 6.506 2009 01 06 12 08 50.80 -4.35 100 73.381 3.369 8.795 6.509 2009 01 06 12 12 50.80 -4.35 100 73.440 3.380 8.717 6.511 2009 01 06 12 16 50.80 -4.35 100 73.496 3.390 8.717 6.524 2009 01 06 12 34 50.80 -4.35 100 73.935 3.473 8.809 6.527 2009 01 06 12 38 50.80 -4.35 100 74.062 3.497 8.682 6.529 2009 01 06 12 41 50.80 -4.35 100 74.173 3.519 8.645 6.547 2009 01 06 13 07 50.80 -4.35 100 75.292 3.756 8.693 6.550 2009 01 06 13 11 50.80 -4.35 100 75.503 3.804 8.755 6.573 2009 01 06 13 44 50.80 -4.35 100 77.590 4.355 8.787 6.576 2009 01 06 13 48 50.80 -4.35 100 77.888 4.446 8.578 7.418 2009 01 07 10 01 50.80 -4.35 100 76.871 4.148 9.918 7.459 2009 01 07 11 00 50.80 -4.35 100 73.893 3.465 10.007 7.526 2009 01 07 12 36 50.80 -4.35 100 73.872 3.461 10.009 7.551 2009 01 07 13 13 50.80 -4.35 100 75.460 3.794 10.007 8.438 2009 01 08 10 31 50.80 -4.35 100 74.994 3.690 9.494 8.441 2009 01 08 10 35 50.80 -4.35 100 74.793 3.646 9.486 8.462 2009 01 08 11 04 50.80 -4.35 100 73.649 3.418 9.461 8.464 2009 01 08 11 08 50.80 -4.35 100 73.554 3.401 9.429 8.494 2009 01 08 11 51 50.80 -4.35 100 72.986 3.299 9.402 8.496 2009 01 08 11 54 50.80 -4.35 100 72.993 3.300 9.418 8.515 2009 01 08 12 21 50.80 -4.35 100 73.320 3.358 9.467 8.518 2009 01 08 12 25 50.80 -4.35 100 73.410 3.374 9.402 8.520 2009 01 08 12 28 50.80 -4.35 100 73.493 3.389 9.375 8.527 2009 01 08 12 38 50.80 -4.35 100 73.775 3.442 9.384 8.529 2009 01 08 12 41 50.80 -4.35 100 73.885 3.463 9.381 8.544 2009 01 08 13 03 50.80 -4.35 100 74.793 3.647 9.405 8.547 2009 01 08 13 07 50.80 -4.35 100 74.993 3.690 9.338 8.549 2009 01 08 13 11 50.80 -4.35 100 75.165 3.728 9.351 8.578 2009 01 08 13 51 50.80 -4.35 100 77.811 4.422 9.118 8.581 2009 01 08 13 55 50.80 -4.35 100 78.124 4.521 9.171 8.583 2009 01 08 13 59 50.80 -4.35 100 78.386 4.607 9.169 9.450 2009 01 09 10 48 50.80 -4.35 100 74.108 3.507 9.040 9.453 2009 01 09 10 52 50.80 -4.35 100 73.949 3.475 9.064 9.455 2009 01 09 10 55 50.80 -4.35 100 73.827 3.452 9.093 9.459 2009 01 09 11 00 50.80 -4.35 100 73.643 3.417 9.077 9.462 2009 01 09 11 04 50.80 -4.35 100 73.517 3.394 9.085 9.464 2009 01 09 11 08 50.80 -4.35 100 73.422 3.376 9.075 9.494 2009 01 09 11 51 50.80 -4.35 100 72.844 3.274 9.053 9.496 2009 01 09 11 54 50.80 -4.35 100 72.851 3.275 9.069 9.499 2009 01 09 11 58 50.80 -4.35 100 72.870 3.279 9.099 9.510 2009 01 09 12 14 50.80 -4.35 100 73.039 3.308 9.099 9.512 2009 01 09 12 17 50.80 -4.35 100 73.096 3.318 9.077 9.524 2009 01 09 12 34 50.80 -4.35 100 73.497 3.390 9.174 9.527 2009 01 09 12 38 50.80 -4.35 100 73.621 3.413 9.107 13.524 2009 01 13 12 34 50.80 -4.35 100 72.820 3.270 8.908 15.421 2009 01 15 10 05 50.80 -4.35 100 75.589 3.824 8.674 15.423 2009 01 15 10 08 50.80 -4.35 100 75.366 3.772 8.672 15.427 2009 01 15 10 15 50.80 -4.35 100 74.951 3.680 8.672 15.441 2009 01 15 10 35 50.80 -4.35 100 73.818 3.450 8.666 15.444 2009 01 15 10 38 50.80 -4.35 100 73.654 3.419 8.674 15.459 2009 01 15 11 01 50.80 -4.35 100 72.729 3.255 8.661 15.462 2009 01 15 11 05 50.80 -4.35 100 72.596 3.232 8.653 15.577 2009 01 15 13 51 50.80 -4.35 100 76.467 4.041 8.618 16.420 2009 01 16 10 04 50.80 -4.35 100 75.519 3.808 9.752 16.498 2009 01 16 11 57 50.80 -4.35 100 71.665 3.084 9.150 16.501 2009 01 16 12 01 50.80 -4.35 100 71.684 3.087 9.940 16.509 2009 01 16 12 12 50.80 -4.35 100 71.794 3.104 9.991 16.524 2009 01 16 12 34 50.80 -4.35 100 72.242 3.174 9.666 20.441 2009 01 20 10 35 50.80 -4.35 100 72.906 3.285 11.611 20.444 2009 01 20 10 38 50.80 -4.35 100 72.736 3.256 11.627 20.462 2009 01 20 11 05 50.80 -4.35 100 71.639 3.080 11.729 20.469 2009 01 20 11 14 50.80 -4.35 100 71.356 3.038 11.793 20.497 2009 01 20 11 55 50.80 -4.35 100 70.832 2.963 11.699 20.503 2009 01 20 12 04 50.80 -4.35 100 70.873 2.968 11.659 20.512 2009 01 20 12 17 50.80 -4.35 100 71.023 2.990 11.713 20.519 2009 01 20 12 27 50.80 -4.35 100 71.207 3.016 11.723 20.527 2009 01 20 12 38 50.80 -4.35 100 71.503 3.059 11.828 20.533 2009 01 20 12 47 50.80 -4.35 100 71.818 3.107 11.855 20.547 2009 01 20 13 07 50.80 -4.35 100 72.666 3.244 11.831 20.553 2009 01 20 13 17 50.80 -4.35 100 73.159 3.329 11.761 22.439 2009 01 22 10 31 50.80 -4.35 100 72.708 3.251 10.786 22.459 2009 01 22 11 01 50.80 -4.35 100 71.350 3.037 10.893 22.502 2009 01 22 12 03 50.80 -4.35 100 70.408 2.905 11.022 22.510 2009 01 22 12 14 50.80 -4.35 100 70.520 2.920 11.020 23.459 2009 01 23 11 01 50.80 -4.35 100 71.128 3.005 11.670 24.441 2009 01 24 10 35 50.80 -4.35 100 72.051 3.144 9.854 24.462 2009 01 24 11 05 50.80 -4.35 100 70.756 2.952 9.881 24.464 2009 01 24 11 08 50.80 -4.35 100 70.646 2.937 9.902 24.524 2009 01 24 12 34 50.80 -4.35 100 70.436 2.908 10.281 24.544 2009 01 24 13 03 50.80 -4.35 100 71.512 3.061 10.703 24.565 2009 01 24 13 33 50.80 -4.35 100 73.171 3.332 10.431 25.400 2009 01 25 09 35 50.80 -4.35 100 76.095 3.946 9.091 25.410 2009 01 25 09 49 50.80 -4.35 100 74.920 3.674 9.053 25.421 2009 01 25 10 05 50.80 -4.35 100 73.707 3.429 9.045 25.423 2009 01 25 10 08 50.80 -4.35 100 73.473 3.386 9.118 25.439 2009 01 25 10 31 50.80 -4.35 100 72.045 3.143 9.088 25.441 2009 01 25 10 35 50.80 -4.35 100 71.824 3.108 9.166 25.444 2009 01 25 10 38 50.80 -4.35 100 71.650 3.082 9.171 25.459 2009 01 25 11 01 50.80 -4.35 100 70.662 2.939 9.636 25.503 2009 01 25 12 04 50.80 -4.35 100 69.687 2.811 9.628 25.511 2009 01 25 12 15 50.80 -4.35 100 69.800 2.825 9.690 25.524 2009 01 25 12 34 50.80 -4.35 100 70.186 2.875 9.722 25.549 2009 01 25 13 10 50.80 -4.35 100 71.619 3.077 9.346 25.570 2009 01 25 13 40 50.80 -4.35 100 73.413 3.375 9.330 25.588 2009 01 25 14 07 50.80 -4.35 100 75.460 3.794 9.169 26.507 2009 01 26 12 10 50.80 -4.35 100 69.486 2.786 12.003 26.544 2009 01 26 13 03 50.80 -4.35 100 71.003 2.987 12.116 27.397 2009 01 27 09 31 50.80 -4.35 100 76.019 3.928 11.511 27.503 2009 01 27 12 04 50.80 -4.35 100 69.178 2.749 11.044 27.514 2009 01 27 12 19 50.80 -4.35 100 69.354 2.770 10.520 27.524 2009 01 27 12 34 50.80 -4.35 100 69.667 2.809 10.678 27.544 2009 01 27 13 03 50.80 -4.35 100 70.739 2.950 10.780 27.565 2009 01 27 13 33 50.80 -4.35 100 72.400 3.200 10.960 27.593 2009 01 27 14 14 50.80 -4.35 100 75.579 3.822 10.367 28.400 2009 01 28 09 35 50.80 -4.35 100 75.429 3.787 8.446 28.404 2009 01 28 09 41 50.80 -4.35 100 74.912 3.672 8.443 28.421 2009 01 28 10 05 50.80 -4.35 100 73.012 3.303 8.543 28.423 2009 01 28 10 09 50.80 -4.35 100 72.774 3.262 8.553 28.439 2009 01 28 10 31 50.80 -4.35 100 71.328 3.034 8.758 28.441 2009 01 28 10 35 50.80 -4.35 100 71.103 3.001 8.588 28.444 2009 01 28 10 39 50.80 -4.35 100 70.925 2.976 8.572 28.459 2009 01 28 11 01 50.80 -4.35 100 69.921 2.841 8.653 28.462 2009 01 28 11 05 50.80 -4.35 100 69.775 2.822 8.527 28.464 2009 01 28 11 08 50.80 -4.35 100 69.662 2.808 8.492 28.498 2009 01 28 11 57 50.80 -4.35 100 68.888 2.714 8.500 28.500 2009 01 28 12 00 50.80 -4.35 100 68.895 2.715 8.500 28.503 2009 01 28 12 04 50.80 -4.35 100 68.914 2.718 8.578 28.510 2009 01 28 12 14 50.80 -4.35 100 69.006 2.728 8.586 28.513 2009 01 28 12 18 50.80 -4.35 100 69.064 2.735 8.489 28.515 2009 01 28 12 21 50.80 -4.35 100 69.120 2.742 8.524 28.527 2009 01 28 12 38 50.80 -4.35 100 69.530 2.792 8.623 28.530 2009 01 28 12 42 50.80 -4.35 100 69.656 2.807 8.524 28.536 2009 01 28 12 52 50.80 -4.35 100 69.994 2.850 8.519 28.544 2009 01 28 13 03 50.80 -4.35 100 70.471 2.913 8.631 28.547 2009 01 28 13 07 50.80 -4.35 100 70.664 2.939 8.562 28.553 2009 01 28 13 16 50.80 -4.35 100 71.157 3.009 8.527 28.574 2009 01 28 13 46 50.80 -4.35 100 73.067 3.313 8.527 28.588 2009 01 28 14 07 50.80 -4.35 100 74.678 3.622 8.508 28.599 2009 01 28 14 22 50.80 -4.35 100 76.024 3.929 8.430 29.397 2009 01 29 09 31 50.80 -4.35 100 75.561 3.818 8.470 29.400 2009 01 29 09 35 50.80 -4.35 100 75.195 3.734 8.365 29.402 2009 01 29 09 39 50.80 -4.35 100 74.900 3.670 8.406 29.418 2009 01 29 10 01 50.80 -4.35 100 73.068 3.313 8.414 29.421 2009 01 29 10 05 50.80 -4.35 100 72.768 3.261 8.382 29.423 2009 01 29 10 09 50.80 -4.35 100 72.530 3.221 8.406 29.439 2009 01 29 10 31 50.80 -4.35 100 71.077 2.997 8.411 29.441 2009 01 29 10 35 50.80 -4.35 100 70.852 2.965 8.382 29.444 2009 01 29 10 39 50.80 -4.35 100 70.673 2.941 8.403 29.462 2009 01 29 11 05 50.80 -4.35 100 69.515 2.790 8.398 29.464 2009 01 29 11 08 50.80 -4.35 100 69.402 2.776 8.395 29.498 2009 01 29 11 57 50.80 -4.35 100 68.619 2.684 8.379 29.505 2009 01 29 12 06 50.80 -4.35 100 68.661 2.688 8.414 29.508 2009 01 29 12 11 50.80 -4.35 100 68.698 2.693 8.497 29.510 2009 01 29 12 15 50.80 -4.35 100 68.746 2.698 8.435 29.517 2009 01 29 12 24 50.80 -4.35 100 68.904 2.716 8.454 29.524 2009 01 29 12 34 50.80 -4.35 100 69.128 2.743 8.559 29.526 2009 01 29 12 38 50.80 -4.35 100 69.241 2.756 8.438 29.533 2009 01 29 12 47 50.80 -4.35 100 69.550 2.794 8.449 29.547 2009 01 29 13 07 50.80 -4.35 100 70.391 2.902 8.516 29.553 2009 01 29 13 16 50.80 -4.35 100 70.885 2.970 8.505 29.565 2009 01 29 13 33 50.80 -4.35 100 71.863 3.115 8.604 29.568 2009 01 29 13 37 50.80 -4.35 100 72.131 3.157 8.513 29.574 2009 01 29 13 46 50.80 -4.35 100 72.798 3.266 8.521 29.585 2009 01 29 14 03 50.80 -4.35 100 74.074 3.500 8.661 29.588 2009 01 29 14 07 50.80 -4.35 100 74.412 3.567 8.481 29.599 2009 01 29 14 22 50.80 -4.35 100 75.759 3.865 8.441 29.609 2009 01 29 14 37 50.80 -4.35 100 77.169 4.232 8.355 30.397 2009 01 30 09 31 50.80 -4.35 100 75.323 3.763 8.105 30.400 2009 01 30 09 35 50.80 -4.35 100 74.955 3.681 8.137 30.402 2009 01 30 09 39 50.80 -4.35 100 74.659 3.618 8.145 30.421 2009 01 30 10 05 50.80 -4.35 100 72.520 3.219 8.159 30.423 2009 01 30 10 08 50.80 -4.35 100 72.291 3.182 8.169 30.439 2009 01 30 10 31 50.80 -4.35 100 70.820 2.961 8.185 30.441 2009 01 30 10 35 50.80 -4.35 100 70.593 2.930 8.180 30.444 2009 01 30 10 39 50.80 -4.35 100 70.414 2.905 8.185 30.459 2009 01 30 11 01 50.80 -4.35 100 69.397 2.775 8.169 30.462 2009 01 30 11 05 50.80 -4.35 100 69.249 2.757 8.193 30.464 2009 01 30 11 08 50.80 -4.35 100 69.135 2.744 8.210 30.498 2009 01 30 11 57 50.80 -4.35 100 68.345 2.653 8.210 30.505 2009 01 30 12 07 50.80 -4.35 100 68.388 2.657 8.210 30.508 2009 01 30 12 11 50.80 -4.35 100 68.425 2.662 8.193 30.511 2009 01 30 12 15 50.80 -4.35 100 68.474 2.667 8.234 30.517 2009 01 30 12 24 50.80 -4.35 100 68.634 2.685 8.220 30.524 2009 01 30 12 34 50.80 -4.35 100 68.851 2.710 8.215 30.526 2009 01 30 12 38 50.80 -4.35 100 68.964 2.723 8.210 30.533 2009 01 30 12 47 50.80 -4.35 100 69.273 2.760 8.218 30.544 2009 01 30 13 03 50.80 -4.35 100 69.923 2.841 8.177 30.547 2009 01 30 13 07 50.80 -4.35 100 70.116 2.866 8.231 30.553 2009 01 30 13 16 50.80 -4.35 100 70.609 2.932 8.220 30.565 2009 01 30 13 33 50.80 -4.35 100 71.589 3.073 8.180 30.568 2009 01 30 13 37 50.80 -4.35 100 71.858 3.114 8.231 30.574 2009 01 30 13 46 50.80 -4.35 100 72.525 3.221 8.210 30.588 2009 01 30 14 07 50.80 -4.35 100 74.142 3.513 8.212 30.601 2009 01 30 14 25 50.80 -4.35 100 75.766 3.866 8.153 30.610 2009 01 30 14 37 50.80 -4.35 100 76.997 4.184 8.094 31.384 2009 01 31 09 12 50.80 -4.35 100 76.967 4.175 8.433 31.400 2009 01 31 09 35 50.80 -4.35 100 74.708 3.628 8.519 31.421 2009 01 31 10 05 50.80 -4.35 100 72.263 3.178 8.543 31.423 2009 01 31 10 09 50.80 -4.35 100 72.023 3.139 8.551 31.439 2009 01 31 10 31 50.80 -4.35 100 70.557 2.925 8.564 31.441 2009 01 31 10 35 50.80 -4.35 100 70.330 2.894 8.650 31.444 2009 01 31 10 39 50.80 -4.35 100 70.149 2.870 8.661 31.459 2009 01 31 11 01 50.80 -4.35 100 69.127 2.743 8.631 31.462 2009 01 31 11 05 50.80 -4.35 100 68.978 2.725 8.677 31.464 2009 01 31 11 08 50.80 -4.35 100 68.863 2.712 8.690 31.498 2009 01 31 11 57 50.80 -4.35 100 68.066 2.622 8.685 31.501 2009 01 31 12 01 50.80 -4.35 100 68.074 2.623 8.677 31.504 2009 01 31 12 05 50.80 -4.35 100 68.093 2.625 8.677 31.511 2009 01 31 12 16 50.80 -4.35 100 68.208 2.638 8.736 31.514 2009 01 31 12 20 50.80 -4.35 100 68.271 2.645 8.701 31.517 2009 01 31 12 23 50.80 -4.35 100 68.332 2.651 8.712 31.524 2009 01 31 12 34 50.80 -4.35 100 68.569 2.678 8.768 31.526 2009 01 31 12 38 50.80 -4.35 100 68.683 2.691 8.723 31.529 2009 01 31 12 41 50.80 -4.35 100 68.784 2.702 8.739 31.544 2009 01 31 13 03 50.80 -4.35 100 69.642 2.805 8.827 31.547 2009 01 31 13 07 50.80 -4.35 100 69.835 2.830 8.760 31.549 2009 01 31 13 10 50.80 -4.35 100 70.002 2.851 8.752 31.565 2009 01 31 13 33 50.80 -4.35 100 71.310 3.031 8.884 31.568 2009 01 31 13 37 50.80 -4.35 100 71.579 3.071 8.758 31.570 2009 01 31 13 40 50.80 -4.35 100 71.808 3.106 8.776 31.588 2009 01 31 14 07 50.80 -4.35 100 73.868 3.460 8.784 31.599 2009 01 31 14 22 50.80 -4.35 100 75.219 3.740 8.793 31.606 2009 01 31 14 32 50.80 -4.35 100 76.233 3.981 9.045