% 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 1987 630 70200 70400 69.36 19.20 121 4.188 110 6.917 145 11.229 77.5 182.6 1 56.8 1987 630 70400 70600 69.36 19.20 118 4.512 89 9.270 147 11.268 77.5 182.6 1 56.7 1987 630 70600 70800 69.36 19.20 121 4.365 105 6.137 139 11.218 77.5 182.6 1 56.5 1987 630 70800 71000 69.36 19.20 116 4.613 110 6.931 142 11.233 77.5 182.6 1 56.4 1987 630 71000 71200 69.36 19.20 124 4.388 105 6.401 145 11.197 77.5 182.6 1 56.2 1987 630 71200 71400 69.36 19.20 118 4.640 89 8.670 147 11.177 77.5 182.6 1 56.0 1987 630 71400 71600 69.36 19.20 118 4.541 103 6.950 145 11.189 77.5 182.6 1 55.9 1987 630 71600 71800 69.36 19.20 118 4.633 108 7.029 147 11.215 77.5 182.6 1 55.7 1987 630 71800 72000 69.36 19.20 121 4.805 113 7.179 147 11.307 77.5 182.6 1 55.6 1987 630 72000 72200 69.36 19.20 118 4.709 110 7.218 145 11.177 77.5 182.6 1 55.4 1987 630 72200 72400 69.36 19.20 116 4.700 105 6.514 147 11.235 77.5 182.6 1 55.3 1987 630 72400 72600 69.36 19.20 124 4.706 108 7.261 142 11.201 77.5 182.6 1 55.1 1987 630 72600 72800 69.36 19.20 118 4.498 110 6.553 145 11.212 77.5 182.6 1 55.0 1987 630 72800 73000 69.36 19.20 118 4.462 103 6.824 147 11.193 77.5 182.6 1 54.8 1987 630 73000 73200 69.36 19.20 121 4.599 108 6.825 147 11.229 77.5 182.6 1 54.7 1987 630 73200 73400 69.36 19.20 124 4.422 105 7.233 147 11.237 77.5 182.6 1 54.5 1987 630 73400 73600 69.36 19.20 126 4.933 110 7.642 139 11.254 77.5 182.6 1 54.4 1987 630 73600 73800 69.36 19.20 116 4.734 110 8.238 145 11.186 77.5 182.6 1 54.2 1987 630 73800 74000 69.36 19.20 124 4.689 105 7.870 145 11.183 77.5 182.6 1 54.1 1987 630 74000 74200 69.36 19.20 118 4.648 87 7.207 147 11.199 77.5 182.6 1 53.9 1987 630 74200 74400 69.36 19.20 118 4.791 108 7.205 142 11.207 77.5 182.6 1 53.8 1987 630 74400 74600 69.36 19.20 116 4.744 108 7.237 147 11.293 77.5 182.6 1 53.7 1987 630 74600 74800 69.36 19.20 116 5.005 110 7.885 147 11.259 77.5 182.6 1 53.5 1987 630 74800 75000 69.36 19.20 124 5.000 105 7.488 139 11.217 77.5 182.6 1 53.4 1987 630 75000 75200 69.36 19.20 116 4.995 108 7.133 139 11.184 77.5 182.6 1 53.2 1987 630 75200 75400 69.36 19.20 126 4.847 110 7.325 142 11.241 77.5 182.6 1 53.1 1987 630 75400 75600 69.36 19.20 121 5.018 110 7.654 142 11.240 77.5 182.6 1 53.0 1987 630 75600 75800 69.36 19.20 121 4.816 89 8.088 142 11.203 77.5 182.6 1 52.8 1987 630 75800 80000 69.36 19.20 121 5.278 108 8.891 134 11.215 77.5 182.6 1 52.7 1987 630 80000 80200 69.36 19.20 121 4.404 100 7.314 142 11.225 77.5 182.6 1 52.5 1987 630 80200 80400 69.36 19.20 118 5.166 110 7.936 139 11.253 77.5 182.6 1 52.4 1987 630 80400 80600 69.36 19.20 124 4.958 105 7.314 147 11.239 77.5 182.6 1 52.3 1987 630 80600 80800 69.36 19.20 124 4.606 108 6.853 129 11.163 77.5 182.6 1 52.1 1987 630 80800 81000 69.36 19.20 118 4.746 97 7.025 139 11.259 77.5 182.6 1 52.0 1987 630 81000 81200 69.36 19.20 118 4.791 100 7.600 147 11.224 77.5 182.6 1 51.9 1987 630 81200 81400 69.36 19.20 118 5.097 108 8.005 145 11.217 77.5 182.6 1 51.8 1987 630 81400 81600 69.36 19.20 121 5.000 110 7.387 145 11.214 77.5 182.6 1 51.6 1987 630 81600 81800 69.36 19.20 118 4.693 108 6.933 147 11.206 77.5 182.6 1 51.5 1987 630 81800 82000 69.36 19.20 118 4.950 105 7.249 142 11.187 77.5 182.6 1 51.4 1987 630 82000 82200 69.36 19.20 118 5.464 103 8.368 147 11.258 77.5 182.6 1 51.3 1987 630 82200 82400 69.36 19.20 118 5.024 110 8.178 147 11.246 77.5 182.6 1 51.1 1987 630 82400 82600 69.36 19.20 124 5.121 105 7.548 147 11.256 77.5 182.6 1 51.0 1987 630 82600 82800 69.36 19.20 118 4.989 103 7.956 137 11.216 77.5 182.6 1 50.9 1987 630 82800 83000 69.36 19.20 121 4.900 105 7.853 147 11.215 77.5 182.6 1 50.8 1987 630 83000 83200 69.36 19.20 121 4.919 108 7.831 147 11.295 77.5 182.6 1 50.7 1987 630 83200 83400 69.36 19.20 124 4.801 105 7.902 145 11.233 77.5 182.6 1 50.5 1987 630 83400 83600 69.36 19.20 118 4.635 113 7.442 145 11.295 77.5 182.6 1 50.4 1987 630 83600 83800 69.36 19.20 116 4.872 108 8.446 147 11.284 77.5 182.6 1 50.3 1987 630 83800 84000 69.36 19.20 121 4.894 105 7.909 147 11.255 77.5 182.6 1 50.2 1987 630 84000 84200 69.36 19.20 118 5.232 108 8.228 142 11.250 77.5 182.6 1 50.1 1987 630 84200 84400 69.36 19.20 118 5.228 110 8.423 147 11.266 77.5 182.6 1 50.0 1987 630 84400 84600 69.36 19.20 121 4.905 108 7.176 147 11.281 77.5 182.6 1 49.9 1987 630 84600 84800 69.36 19.20 124 4.825 105 7.546 142 11.222 77.5 182.6 1 49.8 1987 630 84800 85000 69.36 19.20 118 5.011 105 8.011 142 11.261 77.5 182.6 1 49.7 1987 630 85000 85200 69.36 19.20 121 5.433 105 8.539 142 11.225 77.5 182.6 1 49.6 1987 630 85200 85400 69.36 19.20 121 5.173 89 8.717 145 11.281 77.5 182.6 1 49.5 1987 630 85400 85600 69.36 19.20 126 5.210 100 7.888 142 11.279 77.5 182.6 1 49.4 1987 630 85600 85800 69.36 19.20 124 5.054 108 8.138 147 11.215 77.5 182.6 1 49.3 1987 630 85800 90000 69.36 19.20 118 4.887 105 7.971 132 11.205 77.5 182.6 1 49.2 1987 630 90000 90200 69.36 19.20 121 5.286 108 7.976 147 11.300 77.5 182.6 1 49.1 1987 630 90200 90400 69.36 19.20 126 4.749 89 8.315 145 11.165 77.5 182.6 1 49.0 1987 630 90400 90600 69.36 19.20 118 5.148 89 8.959 147 11.174 77.5 182.6 1 48.9 1987 630 90600 90800 69.36 19.20 118 5.021 108 8.367 145 11.274 77.5 182.6 1 48.8 1987 630 90800 91000 69.36 19.20 121 4.827 110 8.027 137 11.250 77.5 182.6 1 48.7 1987 630 91000 91200 69.36 19.20 118 4.854 108 7.426 145 11.226 77.5 182.6 1 48.6 1987 630 91200 91400 69.36 19.20 121 5.263 89 8.624 147 11.301 77.5 182.6 1 48.5 1987 630 91400 91600 69.36 19.20 118 4.822 108 7.281 145 11.183 77.5 182.6 1 48.4 1987 630 91600 91800 69.36 19.20 121 4.782 113 7.341 142 11.197 77.5 182.6 1 48.4 1987 630 91800 92000 69.36 19.20 121 5.236 105 8.768 142 11.203 77.5 182.6 1 48.3