% year, date, start time (HHMMSS, UT), end time (HHMMSS, UT), % Geographic latitude (120 km alt), Geographic longitude (120 km alt), % Alt of max(Sig_P) [km], Height-integrated Sig_P [S], % Altitude of max(Sig_H) [km], Height-integrated Sig_H [S], % Altitude of maximum(Ne) [km], Maximum(Ne) [log(m^(-3))] % Elevation, Azimuth, Kp, and Solar zenith angle (SZA) % Magic constant = 1 1988 921 20 30 69.36 19.20 116 8.649 108 12.604 139 11.354 77.5 182.6 3 108.7 1988 921 0 500 69.36 19.20 118 8.855 108 17.460 108 11.364 77.5 182.6 3 108.7 1988 921 530 820 69.36 19.20 118 8.921 105 14.135 126 11.357 77.5 182.6 3 108.6 1988 921 500 1000 69.36 19.20 118 9.163 108 16.359 113 11.358 77.5 182.6 3 108.6 1988 921 1110 1400 69.36 19.20 118 8.609 108 14.373 116 11.318 77.5 182.6 3 108.4 1988 921 1000 1500 69.36 19.20 118 8.712 108 14.656 116 11.323 77.5 182.6 3 108.4 1988 921 1500 2000 69.36 19.20 118 9.413 108 18.905 113 11.386 77.5 182.6 3 108.2 1988 921 2110 2200 69.36 19.20 116 9.379 103 20.822 105 11.369 77.5 182.6 3 108.0 1988 921 2000 2500 69.36 19.20 116 9.359 105 20.506 105 11.389 77.5 182.6 3 108.0 1988 921 2540 2900 69.36 19.20 118 9.590 108 20.836 108 11.400 77.5 182.6 3 107.8 1988 921 2500 3000 69.36 19.20 118 9.033 108 19.307 110 11.379 77.5 182.6 3 107.8 1988 921 3130 3240 69.36 19.20 116 7.746 105 16.175 105 11.352 77.5 182.6 3 107.5 1988 921 3000 3500 69.36 19.20 118 8.196 108 16.922 113 11.348 77.5 182.6 3 107.6 1988 921 3500 3510 69.36 19.20 118 8.487 105 14.835 105 11.393 77.5 182.6 3 107.4 1988 921 3500 4000 69.36 19.20 118 8.940 103 18.239 110 11.354 77.5 182.6 3 107.4 1988 921 4020 4440 69.36 19.20 118 9.255 105 18.974 105 11.378 77.5 182.6 3 107.1 1988 921 4000 4500 69.36 19.20 118 9.338 108 18.453 108 11.342 77.5 182.6 3 107.1 1988 921 4720 4730 69.36 19.20 116 7.479 97 23.978 97 11.486 77.5 182.6 3 106.8 1988 921 4500 5000 69.36 19.20 116 8.322 95 25.005 95 11.471 77.5 182.6 3 106.9 1988 921 5210 5320 69.36 19.20 116 9.459 100 24.951 100 11.504 77.5 182.6 3 106.5 1988 921 5000 5500 69.36 19.20 118 6.730 103 25.094 103 11.481 77.5 182.6 3 106.7 1988 921 5820 5920 69.36 19.20 118 6.684 103 22.063 103 11.446 77.5 182.6 3 106.2 1988 921 5500 10000 69.36 19.20 118 6.520 105 20.699 105 11.408 77.5 182.6 3 106.4 1988 921 10000 10500 69.36 19.20 116 6.344 103 23.799 103 11.435 77.5 182.6 3 106.1 1988 921 10510 10910 69.36 19.20 116 8.280 100 21.583 100 11.384 77.5 182.6 3 105.9 1988 921 10500 11000 69.36 19.20 116 8.242 100 21.737 100 11.379 77.5 182.6 3 105.9 1988 921 11010 11340 69.36 19.20 121 8.010 100 23.012 100 11.419 77.5 182.6 3 105.6 1988 921 11000 11500 69.36 19.20 118 5.913 95 21.708 95 11.389 77.5 182.6 3 105.6 1988 921 11630 11920 69.36 19.20 118 7.650 100 21.301 100 11.422 77.5 182.6 3 105.2 1988 921 11500 12000 69.36 19.20 116 7.229 95 20.736 95 11.389 77.5 182.6 3 105.3 1988 921 12030 12330 69.36 19.20 116 7.078 100 19.851 100 11.350 77.5 182.6 3 105.0 1988 921 12000 12500 69.36 19.20 116 6.543 95 19.297 95 11.344 77.5 182.6 3 105.0 1988 921 12520 12920 69.36 19.20 116 5.548 103 15.444 103 11.284 77.5 182.6 3 104.7 1988 921 12500 13000 69.36 19.20 116 5.799 103 15.850 103 11.247 77.5 182.6 3 104.7 1988 921 13200 13440 69.36 19.20 118 5.642 100 16.252 100 11.302 77.5 182.6 3 104.3 1988 921 13000 13500 69.36 19.20 116 5.617 95 16.086 95 11.272 77.5 182.6 3 104.4 1988 921 13640 13950 69.36 19.20 118 4.903 105 11.856 105 11.168 77.5 182.6 3 104.0 1988 921 13500 14000 69.36 19.20 116 5.129 105 13.217 105 11.203 77.5 182.6 3 104.1 1988 921 14000 14430 69.36 19.20 116 5.129 97 13.587 97 11.211 77.5 182.6 3 103.8 1988 921 14000 14500 69.36 19.20 116 5.219 97 13.579 97 11.201 77.5 182.6 3 103.8 1988 921 14500 14900 69.36 19.20 116 5.029 108 12.895 108 11.198 77.5 182.6 3 103.4 1988 921 14500 15000 69.36 19.20 116 4.693 100 12.903 100 11.186 77.5 182.6 3 103.4 1988 921 15000 15430 69.36 19.20 116 4.927 97 14.173 97 11.212 77.5 182.6 3 103.1 1988 921 15000 15500 69.36 19.20 118 5.254 97 16.140 97 11.288 77.5 182.6 3 103.1 1988 921 15520 15910 69.36 19.20 118 5.709 105 17.890 105 11.328 77.5 182.6 3 102.8 1988 921 15500 20000 69.36 19.20 116 5.432 95 17.422 95 11.335 77.5 182.6 3 102.8 1988 921 20010 20430 69.36 19.20 116 4.761 100 13.389 100 11.213 77.5 182.6 3 102.4 1988 921 20000 20500 69.36 19.20 116 4.628 97 13.898 97 11.250 77.5 182.6 3 102.4 1988 921 20530 20940 69.36 19.20 116 3.791 108 9.304 108 11.054 77.5 182.6 3 102.1 1988 921 20500 21000 69.36 19.20 116 3.960 103 9.464 103 11.060 77.5 182.6 3 102.1 1988 921 21030 21450 69.36 19.20 118 3.887 103 9.923 103 11.092 77.5 182.6 3 101.7 1988 921 21000 21500 69.36 19.20 118 3.892 103 10.021 103 11.070 77.5 182.6 3 101.7 1988 921 21610 21950 69.36 19.20 121 3.712 110 7.886 110 10.998 77.5 182.6 3 101.3 1988 921 21500 22000 69.36 19.20 116 3.399 108 7.762 108 10.966 77.5 182.6 3 101.4 1988 921 22020 22450 69.36 19.20 118 3.332 103 7.426 110 10.973 77.5 182.6 3 101.0 1988 921 22000 22500 69.36 19.20 118 3.335 103 7.390 110 10.945 77.5 182.6 3 101.0 1988 921 22500 23000 69.36 19.20 116 2.953 103 7.144 103 10.935 77.5 182.6 3 100.6 1988 921 23000 23500 69.36 19.20 118 2.989 103 8.263 103 11.030 77.5 182.6 3 100.3 1988 921 23500 23850 69.36 19.20 116 2.934 108 6.818 108 10.958 77.5 182.6 3 99.9 1988 921 23500 24000 69.36 19.20 116 2.864 105 7.631 105 11.034 77.5 182.6 3 99.9 1988 921 24000 24500 69.36 19.20 116 4.019 103 13.018 103 11.235 77.5 182.6 3 99.5 1988 921 24500 24950 69.36 19.20 113 3.593 105 9.868 105 11.173 77.5 182.6 3 99.1 1988 921 24500 25000 69.36 19.20 116 3.669 105 9.203 105 11.130 77.5 182.6 3 99.1 1988 921 25030 25430 69.36 19.20 116 2.532 108 5.702 134 10.949 77.5 182.6 3 98.7 1988 921 25000 25500 69.36 19.20 118 2.891 108 6.845 108 10.992 77.5 182.6 3 98.7 1988 921 25730 25740 69.36 19.20 116 1.727 103 5.051 103 11.112 77.5 182.6 3 98.2 1988 921 25500 30000 69.36 19.20 118 3.108 105 7.158 105 11.000 77.5 182.6 3 98.3 1988 921 30000 30500 69.36 19.20 113 3.773 105 10.058 105 11.143 77.5 182.6 2 97.9 1988 921 30500 30720 69.36 19.20 121 3.680 108 6.477 145 11.098 77.5 182.6 2 97.5 1988 921 30500 31000 69.36 19.20 116 3.350 108 7.011 108 11.046 77.5 182.6 2 97.5 1988 921 31010 31230 69.36 19.20 121 4.204 108 8.979 108 11.141 77.5 182.6 2 97.1 1988 921 31000 31500 69.36 19.20 118 3.734 108 8.256 108 11.101 77.5 182.6 2 97.1 1988 921 31600 31630 69.36 19.20 113 3.774 108 7.166 147 11.123 77.5 182.6 2 96.6 1988 921 31500 32000 69.36 19.20 118 2.935 108 7.809 110 11.114 77.5 182.6 2 96.7 1988 921 32000 32500 69.36 19.20 118 3.082 108 8.216 108 11.144 77.5 182.6 2 96.3 1988 921 32500 33000 69.36 19.20 116 2.088 108 5.367 110 10.949 77.5 182.6 2 95.9 1988 921 33040 33440 69.36 19.20 116 1.796 110 3.879 113 10.784 77.5 182.6 2 95.5 1988 921 33000 33500 69.36 19.20 116 1.708 110 3.794 113 10.774 77.5 182.6 2 95.5 1988 921 33600 33830 69.36 19.20 116 2.305 110 3.617 132 10.856 77.5 182.6 2 94.9 1988 921 33500 34000 69.36 19.20 118 1.954 108 4.356 110 10.858 77.5 182.6 2 95.0 1988 921 34000 34500 69.36 19.20 116 1.931 105 4.386 110 10.839 77.5 182.6 2 94.6 1988 921 34540 34920 69.36 19.20 121 2.188 113 3.434 129 10.828 77.5 182.6 2 94.2 1988 921 34500 35000 69.36 19.20 121 2.005 87 4.127 113 10.821 77.5 182.6 2 94.2 1988 921 35030 35420 69.36 19.20 116 2.429 108 4.842 108 10.914 77.5 182.6 2 93.8 1988 921 35000 35500 69.36 19.20 116 2.365 108 4.731 108 10.894 77.5 182.6 2 93.8 1988 921 35500 35920 69.36 19.20 118 2.128 110 4.346 110 10.834 77.5 182.6 2 93.3 1988 921 35500 40000 69.36 19.20 116 2.183 87 4.903 110 10.865 77.5 182.6 2 93.3 1988 921 40000 40500 69.36 19.20 121 2.345 108 4.657 110 10.899 77.5 182.6 2 92.9 1988 921 40500 41000 69.36 19.20 121 2.050 110 3.843 110 10.832 77.5 182.6 2 92.5 1988 921 41010 41450 69.36 19.20 116 2.401 108 4.793 110 10.882 77.5 182.6 2 92.0 1988 921 41000 41500 69.36 19.20 116 2.539 110 5.143 110 10.913 77.5 182.6 2 92.0 1988 921 41500 42000 69.36 19.20 116 2.269 87 4.481 116 10.804 77.5 182.6 2 91.6 1988 921 42000 42500 69.36 19.20 121 2.452 108 2.992 124 10.656 77.5 182.6 2 91.2 1988 921 42500 43000 69.36 19.20 118 1.547 108 2.461 137 10.684 77.5 182.6 2 90.7 1988 921 43000 43500 69.36 19.20 118 1.643 110 2.746 132 10.588 77.5 182.6 2 90.3 1988 921 43500 43950 69.36 19.20 118 1.932 108 3.058 124 10.671 77.5 182.6 2 89.9 1988 921 43500 44000 69.36 19.20 118 1.934 108 3.096 124 10.671 77.5 182.6 2 89.9 1988 921 44000 44500 69.36 19.20 121 2.276 87 3.972 121 10.774 77.5 182.6 2 89.4 1988 921 44500 45000 69.36 19.20 118 2.696 87 4.507 118 10.823 77.5 182.6 2 89.0 1988 921 45000 45500 69.36 19.20 121 2.457 108 3.818 121 10.815 77.5 182.6 2 88.6 1988 921 45500 50000 69.36 19.20 118 2.753 110 4.705 110 10.826 77.5 182.6 2 88.1 1988 921 50000 50500 69.36 19.20 121 2.775 108 4.605 108 10.873 77.5 182.6 2 87.7 1988 921 50510 50950 69.36 19.20 118 2.326 110 3.406 132 10.735 77.5 182.6 2 87.3 1988 921 50500 51000 69.36 19.20 118 2.295 95 3.701 145 10.735 77.5 182.6 2 87.3 1988 921 51000 51500 69.36 19.20 118 2.539 110 3.346 139 10.774 77.5 182.6 2 86.8 1988 921 51500 52000 69.36 19.20 118 2.484 87 3.882 145 10.761 77.5 182.6 2 86.4 1988 921 52000 52500 69.36 19.20 121 2.656 92 3.573 137 10.802 77.5 182.6 2 86.0 1988 921 52500 53000 69.36 19.20 121 2.477 92 3.455 145 10.764 77.5 182.6 2 85.6 1988 921 53000 53500 69.36 19.20 121 2.572 113 3.129 147 10.803 77.5 182.6 2 85.1 1988 921 53500 54000 69.36 19.20 124 2.746 92 3.404 124 10.816 77.5 182.6 2 84.7 1988 921 54000 54500 69.36 19.20 121 2.642 110 3.265 139 10.826 77.5 182.6 2 84.3 1988 921 54500 55000 69.36 19.20 118 2.854 110 3.237 145 10.827 77.5 182.6 2 83.9 1988 921 55000 55500 69.36 19.20 121 2.736 110 3.650 145 10.830 77.5 182.6 2 83.4 1988 921 55500 55950 69.36 19.20 118 2.977 108 3.814 132 10.859 77.5 182.6 2 83.0 1988 921 55500 60000 69.36 19.20 118 2.868 108 3.657 132 10.854 77.5 182.6 2 83.0 1988 921 60000 60500 69.36 19.20 118 3.049 108 3.763 145 10.842 77.5 182.6 1 82.6 1988 921 60500 61000 69.36 19.20 118 3.339 87 4.542 137 10.869 77.5 182.6 1 82.2 1988 921 61000 61500 69.36 19.20 116 3.429 110 3.659 145 10.866 77.5 182.6 1 81.8 1988 921 61500 62000 69.36 19.20 121 3.550 87 4.210 142 10.868 77.5 182.6 1 81.4 1988 921 62000 62500 69.36 19.20 118 3.694 87 4.867 137 10.913 77.5 182.6 1 81.0 1988 921 62500 63000 69.36 19.20 118 3.660 110 4.480 145 10.919 77.5 182.6 1 80.6 1988 921 63000 63500 69.36 19.20 118 3.596 113 4.474 145 10.915 77.5 182.6 1 80.2 1988 921 63500 64000 69.36 19.20 118 3.574 110 4.244 145 10.912 77.5 182.6 1 79.8 1988 921 64000 64500 69.36 19.20 118 3.659 110 4.311 145 10.914 77.5 182.6 1 79.5 1988 921 64500 65000 69.36 19.20 121 3.799 113 4.429 145 10.926 77.5 182.6 1 79.1 1988 921 65000 65500 69.36 19.20 121 3.826 108 4.441 145 10.961 77.5 182.6 1 78.7 1988 921 65500 70000 69.36 19.20 121 3.966 110 4.500 145 10.978 77.5 182.6 1 78.4 1988 921 70000 70500 69.36 19.20 116 3.904 110 4.552 145 10.976 77.5 182.6 1 78.0 1988 921 70500 71000 69.36 19.20 118 3.943 110 4.542 147 10.988 77.5 182.6 1 77.6 1988 921 71000 71500 69.36 19.20 118 4.067 110 4.692 139 11.002 77.5 182.6 1 77.3 1988 921 71500 72000 69.36 19.20 118 4.310 110 4.820 145 10.994 77.5 182.6 1 76.9 1988 921 72000 72500 69.36 19.20 121 4.624 87 5.080 145 11.003 77.5 182.6 1 76.6 1988 921 72500 73000 69.36 19.20 121 4.468 87 5.287 145 11.001 77.5 182.6 1 76.3 1988 921 73010 73450 69.36 19.20 124 4.481 110 5.142 145 10.993 77.5 182.6 1 75.9 1988 921 73000 73500 69.36 19.20 124 4.472 110 5.209 145 10.995 77.5 182.6 1 75.9 1988 921 73500 74000 69.36 19.20 121 4.344 108 5.310 145 11.013 77.5 182.6 1 75.6 1988 921 74000 74500 69.36 19.20 118 4.636 108 5.301 145 11.020 77.5 182.6 1 75.3 1988 921 74500 75000 69.36 19.20 121 4.611 110 5.299 145 11.039 77.5 182.6 1 75.0 1988 921 75000 75500 69.36 19.20 118 4.735 110 5.590 145 11.033 77.5 182.6 1 74.7 1988 921 75500 80000 69.36 19.20 121 4.967 110 5.723 145 11.046 77.5 182.6 1 74.4