% 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 = 1.17 1987 414 80020 80500 69.36 19.20 121 3.486 108 5.397 147 11.146 77.5 182.6 1 65.4 1987 414 80500 81000 69.36 19.20 121 3.666 105 5.280 147 11.150 77.5 182.6 1 65.1 1987 414 81000 81500 69.36 19.20 121 3.866 110 5.278 145 11.178 77.5 182.6 1 64.8 1987 414 81500 81510 69.36 19.20 116 5.200 100 4.865 147 11.518 77.5 182.6 1 64.5 1987 414 82510 83000 69.31 19.19 -99 -99.990 -99 -99.990 -99 -99.990 77.5 182.6 1 63.9 1987 414 83000 83020 69.36 19.20 121 2.659 110 5.208 145 11.395 77.5 182.6 1 63.7 1987 414 84000 84500 69.36 19.20 121 3.654 110 5.052 145 11.130 77.5 182.6 1 63.1 1987 414 84500 85000 69.36 19.20 121 3.883 110 5.769 147 11.227 77.5 182.6 1 62.9 1987 414 85000 85500 69.36 19.20 121 3.879 108 5.984 145 11.182 77.5 182.6 1 62.7 1987 414 85500 90000 69.36 19.20 121 3.684 108 5.628 145 11.138 77.5 182.6 1 62.4 1987 414 90000 90500 69.36 19.20 118 3.929 110 5.800 145 11.188 77.5 182.6 2 62.2 1987 414 90500 91000 69.36 19.20 118 3.922 108 5.449 145 11.108 77.5 182.6 2 62.0 1987 414 91000 91500 69.36 19.20 118 3.814 110 5.225 142 11.188 77.5 182.6 2 61.8 1987 414 91500 92000 69.36 19.20 124 3.865 87 6.450 147 11.198 77.5 182.6 2 61.6 1987 414 92000 92500 69.36 19.20 118 3.792 110 5.376 145 11.228 77.5 182.6 2 61.4 1987 414 92500 93000 69.36 19.20 121 4.045 110 5.438 147 11.189 77.5 182.6 2 61.3 1987 414 93000 93500 69.36 19.20 118 4.046 108 5.409 145 11.205 77.5 182.6 2 61.1 1987 414 93500 94000 69.36 19.20 116 4.117 108 5.816 147 11.175 77.5 182.6 2 61.0 1987 414 94000 94500 69.36 19.20 121 3.971 87 6.265 147 11.166 77.5 182.6 2 60.8 1987 414 94500 95000 69.36 19.20 121 4.155 108 6.125 145 11.228 77.5 182.6 2 60.7 1987 414 95000 95500 69.36 19.20 121 3.991 108 5.796 142 11.224 77.5 182.6 2 60.6 1987 414 95500 100000 69.36 19.20 124 4.147 110 5.560 142 11.223 77.5 182.6 2 60.5 1987 414 100000 100500 69.36 19.20 121 4.013 87 6.083 147 11.191 77.5 182.6 2 60.4 1987 414 100500 101000 69.36 19.20 121 4.042 110 5.758 145 11.201 77.5 182.6 2 60.3 1987 414 101000 101500 69.36 19.20 121 4.174 108 5.877 147 11.255 77.5 182.6 2 60.2 1987 414 101500 102000 69.36 19.20 118 4.117 108 5.994 147 11.214 77.5 182.6 2 60.1 1987 414 102000 102500 69.36 19.20 118 4.060 110 5.533 147 11.249 77.5 182.6 2 60.1 1987 414 102500 103000 69.36 19.20 118 4.096 108 5.820 147 11.190 77.5 182.6 2 60.0 1987 414 103000 103500 69.36 19.20 118 4.114 110 5.497 147 11.239 77.5 182.6 2 60.0 1987 414 103500 104000 69.36 19.20 118 4.044 108 6.191 147 11.198 77.5 182.6 2 60.0 1987 414 104000 104500 69.36 19.20 118 4.227 108 5.589 147 11.229 77.5 182.6 2 59.9 1987 414 104500 105000 69.36 19.20 118 3.867 108 5.488 147 11.223 77.5 182.6 2 59.9 1987 414 105000 105500 69.36 19.20 118 4.271 110 5.923 145 11.234 77.5 182.6 2 60.0 1987 414 105500 110000 69.36 19.20 116 4.031 108 5.634 145 11.173 77.5 182.6 2 60.0 1987 414 110000 110500 69.36 19.20 124 4.228 110 5.320 147 11.210 77.5 182.6 2 60.0 1987 414 110500 111000 69.36 19.20 118 4.265 110 5.313 147 11.231 77.5 182.6 2 60.0 1987 414 111000 111500 69.36 19.20 121 4.293 110 6.049 145 11.187 77.5 182.6 2 60.1 1987 414 111500 112000 69.36 19.20 121 4.247 110 5.519 145 11.201 77.5 182.6 2 60.2 1987 414 112000 112500 69.36 19.20 118 4.137 87 5.635 145 11.215 77.5 182.6 2 60.2 1987 414 112500 113000 69.36 19.20 121 4.205 110 5.624 147 11.203 77.5 182.6 2 60.3 1987 414 113000 113500 69.36 19.20 121 4.090 108 5.457 147 11.203 77.5 182.6 2 60.4 1987 414 113500 114000 69.36 19.20 124 4.304 110 5.285 147 11.239 77.5 182.6 2 60.5 1987 414 114000 114500 69.36 19.20 121 3.820 108 5.019 147 11.187 77.5 182.6 2 60.6 1987 414 114500 115000 69.36 19.20 126 4.071 110 5.302 145 11.195 77.5 182.6 2 60.7 1987 414 115000 115500 69.36 19.20 118 3.972 108 5.194 147 11.207 77.5 182.6 2 60.9 1987 414 115500 120000 69.36 19.20 124 4.030 110 5.047 147 11.195 77.5 182.6 2 61.0 1987 414 120000 120500 69.36 19.20 121 4.168 110 5.592 147 11.164 77.5 182.6 3 61.2 1987 414 120500 121000 69.36 19.20 124 4.123 113 5.191 142 11.201 77.5 182.6 3 61.3 1987 414 121000 121500 69.36 19.20 121 3.920 108 6.389 142 11.147 77.5 182.6 3 61.5 1987 414 121500 122000 69.36 19.20 118 4.185 108 5.321 147 11.217 77.5 182.6 3 61.7 1987 414 122000 122500 69.36 19.20 121 3.963 110 4.667 147 11.198 77.5 182.6 3 61.9 1987 414 122500 123000 69.36 19.20 121 4.016 108 4.972 147 11.162 77.5 182.6 3 62.1 1987 414 123000 123500 69.36 19.20 118 4.007 110 5.248 142 11.139 77.5 182.6 3 62.3 1987 414 123500 124000 69.36 19.20 121 4.015 108 5.223 147 11.170 77.5 182.6 3 62.5 1987 414 124000 124500 69.36 19.20 121 3.880 108 4.844 147 11.182 77.5 182.6 3 62.8 1987 414 124500 125000 69.36 19.20 118 4.054 108 5.231 147 11.198 77.5 182.6 3 63.0 1987 414 125000 125500 69.36 19.20 121 3.822 113 4.844 142 11.108 77.5 182.6 3 63.3 1987 414 125500 130000 69.36 19.20 121 4.029 108 5.250 145 11.156 77.5 182.6 3 63.5 1987 414 130000 130500 69.36 19.20 121 4.072 108 5.025 145 11.155 77.5 182.6 3 63.8 1987 414 130500 131000 69.36 19.20 118 3.812 87 5.815 147 11.138 77.5 182.6 3 64.0 1987 414 131000 131500 69.36 19.20 121 3.772 108 5.354 142 11.111 77.5 182.6 3 64.3 1987 414 131500 132000 69.36 19.20 121 3.644 110 4.748 145 11.079 77.5 182.6 3 64.6 1987 414 132000 132500 69.36 19.20 118 3.741 108 5.213 147 11.150 77.5 182.6 3 64.9 1987 414 132500 133000 69.36 19.20 124 3.797 110 4.809 147 11.160 77.5 182.6 3 65.2 1987 414 133000 133500 69.36 19.20 121 3.801 97 5.982 97 11.572 77.5 182.6 3 65.5 1987 414 133500 134000 69.36 19.20 121 3.635 108 4.581 145 11.152 77.5 182.6 3 65.8 1987 414 134000 134500 69.36 19.20 121 3.590 110 4.434 147 11.109 77.5 182.6 3 66.2 1987 414 134500 135000 69.36 19.20 121 3.546 110 4.396 145 11.092 77.5 182.6 3 66.5 1987 414 135000 135500 69.36 19.20 124 3.343 108 4.279 147 11.127 77.5 182.6 3 66.8 1987 414 135500 140000 69.36 19.20 121 3.318 110 4.273 147 11.116 77.5 182.6 3 67.2 1987 414 140000 140500 69.36 19.20 118 3.438 110 4.447 145 11.143 77.5 182.6 3 67.5 1987 414 140500 141000 69.36 19.20 118 3.265 110 4.121 145 11.083 77.5 182.6 3 67.9 1987 414 141000 141500 69.36 19.20 124 3.293 108 4.319 145 11.078 77.5 182.6 3 68.2 1987 414 141500 142000 69.36 19.20 124 3.450 110 4.360 147 11.190 77.5 182.6 3 68.6 1987 414 142000 142500 69.36 19.20 116 3.127 108 4.547 147 11.087 77.5 182.6 3 69.0 1987 414 142500 143000 69.36 19.20 121 3.240 108 4.125 142 11.048 77.5 182.6 3 69.3 1987 414 143000 143500 69.36 19.20 121 3.213 113 4.061 142 11.040 77.5 182.6 3 69.7 1987 414 143500 144000 69.36 19.20 121 3.180 108 4.220 147 11.065 77.5 182.6 3 70.1 1987 414 144000 144500 69.36 19.20 118 3.055 110 3.967 147 11.096 77.5 182.6 3 70.5 1987 414 144500 145000 69.36 19.20 124 3.075 108 3.597 147 11.045 77.5 182.6 3 70.9 1987 414 145000 145500 69.36 19.20 124 3.026 110 3.390 147 11.075 77.5 182.6 3 71.3 1987 414 145500 150000 69.36 19.20 118 3.031 108 3.723 147 11.022 77.5 182.6 3 71.7 1987 414 150000 150500 69.36 19.20 121 3.149 113 3.871 147 11.060 77.5 182.6 2 72.1 1987 414 150500 151000 69.36 19.20 124 3.041 116 3.658 142 11.026 77.5 182.6 2 72.5 1987 414 151000 151500 69.36 19.20 121 3.010 87 4.246 147 11.027 77.5 182.6 2 72.9 1987 414 151500 152000 69.36 19.20 121 2.969 116 3.629 145 11.040 77.5 182.6 2 73.3 1987 414 152000 152500 69.36 19.20 124 2.671 113 3.379 147 10.957 77.5 182.6 2 73.7 1987 414 152500 153000 69.36 19.20 121 2.741 113 3.501 147 10.945 77.5 182.6 2 74.2 1987 414 153000 153500 69.36 19.20 121 2.589 110 2.989 145 10.931 77.5 182.6 2 74.6 1987 414 153500 154000 69.36 19.20 121 2.737 110 3.253 145 10.962 77.5 182.6 2 75.0 1987 414 154000 154500 69.36 19.20 121 2.459 89 3.218 147 10.884 77.5 182.6 2 75.4 1987 414 154500 155000 69.36 19.20 121 2.597 110 2.825 145 10.955 77.5 182.6 2 75.8 1987 414 155000 155500 69.36 19.20 121 2.516 108 2.631 139 10.997 77.5 182.6 2 76.3 1987 414 155500 160000 69.36 19.20 121 2.407 87 2.750 147 10.960 77.5 182.6 2 76.7 1987 414 160000 160500 69.36 19.20 121 2.458 87 2.814 126 10.908 77.5 182.6 2 77.1 1987 414 160500 161000 69.36 19.20 124 2.338 110 2.665 124 10.886 77.5 182.6 2 77.6 1987 414 161000 161500 69.36 19.20 118 2.298 110 2.565 139 10.889 77.5 182.6 2 78.0 1987 414 161500 162000 69.36 19.20 121 2.236 108 2.753 145 10.936 77.5 182.6 2 78.4 1987 414 162000 162500 69.36 19.20 124 2.321 108 2.794 145 10.907 77.5 182.6 2 78.9 1987 414 162500 163000 69.36 19.20 121 2.011 108 2.378 126 10.822 77.5 182.6 2 79.3 1987 414 163000 163500 69.36 19.20 124 2.271 113 2.436 147 10.862 77.5 182.6 2 79.7 1987 414 163500 164000 69.36 19.20 124 2.181 110 2.313 124 10.868 77.5 182.6 2 80.2 1987 414 164000 164500 69.36 19.20 124 2.082 113 2.134 142 10.839 77.5 182.6 2 80.6 1987 414 164500 165000 69.36 19.20 124 2.055 116 2.090 147 10.925 77.5 182.6 2 81.0 1987 414 165000 165500 69.36 19.20 121 2.064 116 2.202 145 10.869 77.5 182.6 2 81.5 1987 414 165500 170000 69.36 19.20 121 1.927 113 1.935 145 10.830 77.5 182.6 2 81.9 1987 414 170000 170500 69.36 19.20 118 1.985 113 2.067 142 10.790 77.5 182.6 2 82.3 1987 414 170500 171000 69.36 19.20 121 1.812 105 1.696 145 10.847 77.5 182.6 2 82.8 1987 414 171000 171500 69.36 19.20 121 1.942 87 2.403 142 10.846 77.5 182.6 2 83.2 1987 414 171500 172000 69.36 19.20 121 1.802 113 1.825 145 10.785 77.5 182.6 2 83.6 1987 414 172000 172500 69.36 19.20 124 1.619 113 1.530 137 10.854 77.5 182.6 2 84.1 1987 414 172500 173000 69.36 19.20 118 1.659 116 1.571 145 10.800 77.5 182.6 2 84.5 1987 414 173000 173500 69.36 19.20 118 1.704 87 2.010 145 10.805 77.5 182.6 2 84.9 1987 414 173500 174000 69.36 19.20 121 1.564 113 1.393 137 10.759 77.5 182.6 2 85.3 1987 414 174000 174500 69.36 19.20 121 1.736 116 1.707 137 10.814 77.5 182.6 2 85.7 1987 414 174500 175000 69.36 19.20 124 1.946 116 2.076 129 10.891 77.5 182.6 2 86.2 1987 414 175000 175500 69.36 19.20 121 1.953 116 2.436 137 10.809 77.5 182.6 2 86.6 1987 414 175500 180000 69.36 19.20 121 2.118 113 2.639 126 10.866 77.5 182.6 2 87.0 1987 414 180000 180500 69.36 19.20 124 2.019 113 2.430 124 10.854 77.5 182.6 2 87.4 1987 414 180500 181000 69.36 19.20 118 2.122 110 2.601 132 10.892 77.5 182.6 2 87.8 1987 414 181000 181500 69.36 19.20 121 2.067 116 2.588 121 10.906 77.5 182.6 2 88.2 1987 414 181500 182000 69.36 19.20 121 2.374 116 2.945 132 10.968 77.5 182.6 2 88.6 1987 414 182000 182500 69.36 19.20 121 2.192 116 2.968 124 10.945 77.5 182.6 2 89.0 1987 414 182500 183000 69.36 19.20 121 2.262 113 2.293 134 10.959 77.5 182.6 2 89.4 1987 414 183000 183500 69.36 19.20 121 3.095 118 3.610 126 11.113 77.5 182.6 2 89.8 1987 414 183500 184000 69.36 19.20 118 3.218 116 4.060 124 11.113 77.5 182.6 2 90.1 1987 414 184000 184500 69.36 19.20 118 3.150 113 4.611 124 11.092 77.5 182.6 2 90.5 1987 414 184500 185000 69.36 19.20 118 3.650 110 5.400 118 11.148 77.5 182.6 2 90.9 1987 414 185000 185500 69.36 19.20 121 3.679 113 5.244 126 11.166 77.5 182.6 2 91.3 1987 414 185500 190000 69.36 19.20 118 3.653 110 5.445 118 11.167 77.5 182.6 2 91.6 1987 414 190000 190500 69.36 19.20 121 3.109 113 4.197 121 11.109 77.5 182.6 2 92.0 1987 414 190500 191000 69.36 19.20 121 2.153 116 3.041 126 10.923 77.5 182.6 2 92.3 1987 414 191000 191500 69.36 19.20 121 1.784 116 2.038 137 10.890 77.5 182.6 2 92.7 1987 414 191500 192000 69.36 19.20 121 1.135 113 1.798 139 10.797 77.5 182.6 2 93.0 1987 414 192000 192500 69.36 19.20 118 0.994 118 1.174 139 10.706 77.5 182.6 2 93.3 1987 414 192500 193000 69.36 19.20 118 1.281 118 1.277 142 10.731 77.5 182.6 2 93.7 1987 414 193000 193500 69.36 19.20 121 1.147 87 1.643 145 10.739 77.5 182.6 2 94.0 1987 414 193500 194000 69.36 19.20 118 1.082 100 1.224 132 10.806 77.5 182.6 2 94.3 1987 414 194000 194500 69.36 19.20 124 1.418 87 2.118 142 10.773 77.5 182.6 2 94.6 1987 414 194500 195000 69.36 19.20 121 1.219 116 1.676 137 10.773 77.5 182.6 2 94.9 1987 414 195000 195500 69.36 19.20 124 1.334 110 1.670 132 10.816 77.5 182.6 2 95.2 1987 414 195500 200000 69.36 19.20 124 1.130 110 1.459 137 10.747 77.5 182.6 2 95.5 1987 414 200000 200500 69.36 19.20 124 0.987 87 1.606 142 10.739 77.5 182.6 2 95.8 1987 414 200500 201000 69.36 19.20 126 0.882 113 1.177 126 10.715 77.5 182.6 2 96.1 1987 414 201000 201500 69.36 19.20 118 0.616 105 0.674 145 10.599 77.5 182.6 2 96.4 1987 414 201500 202000 69.36 19.20 126 0.749 113 0.787 126 10.585 77.5 182.6 2 96.6 1987 414 202000 202500 69.36 19.20 87 0.817 87 1.666 147 10.782 77.5 182.6 2 96.9 1987 414 202500 203000 69.36 19.20 87 0.818 87 1.726 124 10.511 77.5 182.6 2 97.1 1987 414 203000 203500 69.36 19.20 118 0.670 113 0.907 134 10.652 77.5 182.6 2 97.4 1987 414 203500 204000 69.36 19.20 118 0.820 89 1.347 147 10.652 77.5 182.6 2 97.6 1987 414 204000 204500 69.36 19.20 118 1.419 116 1.386 145 10.753 77.5 182.6 2 97.8 1987 414 204500 205000 69.36 19.20 121 0.717 87 1.566 126 10.556 77.5 182.6 2 98.0 1987 414 205000 205500 69.36 19.20 124 1.800 110 1.912 124 10.770 77.5 182.6 2 98.2 1987 414 205500 210000 69.36 19.20 121 2.130 110 2.362 129 10.836 77.5 182.6 2 98.4 1987 414 210000 210500 69.36 19.20 124 1.967 113 1.911 132 10.764 77.5 182.6 1 98.6 1987 414 210500 211000 69.36 19.20 121 1.609 110 1.893 142 10.726 77.5 182.6 1 98.8 1987 414 211000 211500 69.36 19.20 124 1.575 116 1.592 147 10.715 77.5 182.6 1 99.0 1987 414 211500 212000 69.36 19.20 121 1.680 113 1.523 134 10.714 77.5 182.6 1 99.2 1987 414 212000 212500 69.36 19.20 118 1.430 118 1.544 142 10.838 77.5 182.6 1 99.3 1987 414 212500 213000 69.36 19.20 121 1.126 113 1.848 137 10.693 77.5 182.6 1 99.5 1987 414 213000 213500 69.36 19.20 124 1.196 110 1.147 124 10.730 77.5 182.6 1 99.6 1987 414 213500 214000 69.36 19.20 121 1.329 113 1.662 147 10.789 77.5 182.6 1 99.7 1987 414 214000 214500 69.36 19.20 121 2.408 87 2.621 121 10.812 77.5 182.6 1 99.9 1987 414 214500 215000 69.36 19.20 118 2.680 116 3.022 116 10.879 77.5 182.6 1 100.0 1987 414 215000 215500 69.36 19.20 124 3.081 113 3.278 132 10.954 77.5 182.6 1 100.1 1987 414 215500 220000 69.36 19.20 121 3.391 113 3.926 121 10.951 77.5 182.6 1 100.2 1987 414 220000 220500 69.36 19.20 118 2.473 110 3.567 139 10.993 77.5 182.6 1 100.3 1987 414 220500 221000 69.36 19.20 118 3.551 116 3.948 137 11.010 77.5 182.6 1 100.3 1987 414 221000 221500 69.36 19.20 121 2.080 113 3.464 121 10.902 77.5 182.6 1 100.4 1987 414 221500 222000 69.36 19.20 118 2.514 110 2.448 147 10.891 77.5 182.6 1 100.5 1987 414 222000 222500 69.36 19.20 118 2.031 108 1.990 147 10.785 77.5 182.6 1 100.5 1987 414 222500 223000 69.36 19.20 124 1.638 87 1.702 145 10.708 77.5 182.6 1 100.5 1987 414 223000 223500 69.36 19.20 118 1.511 110 1.405 132 10.654 77.5 182.6 1 100.6 1987 414 223500 224000 69.36 19.20 126 1.615 110 1.161 145 10.774 77.5 182.6 1 100.6 1987 414 224000 224500 69.36 19.20 121 1.813 87 1.755 145 10.865 77.5 182.6 1 100.6 1987 414 224500 225000 69.36 19.20 118 1.162 116 1.444 139 10.694 77.5 182.6 1 100.6 1987 414 225000 225010 69.36 19.20 129 1.425 113 0.481 134 11.245 77.5 182.6 1 100.6 1987 414 225536 225959 69.38 19.20 100 0.091 100 1.883 100 11.343 77.5 182.6 1 100.6 1987 414 230006 230254 69.38 19.20 105 0.186 105 3.241 105 11.227 77.5 182.6 1 100.5 1987 414 230506 230524 69.38 19.20 105 0.075 100 1.511 100 10.771 77.5 182.6 1 100.5 1987 414 231520 232000 69.36 19.20 124 2.034 110 1.560 145 10.899 77.5 182.6 1 100.4 1987 414 232000 232500 69.36 19.20 124 1.355 116 1.341 147 10.910 77.5 182.6 1 100.3 1987 414 232500 233000 69.36 19.20 129 1.323 116 1.480 147 10.884 77.5 182.6 1 100.2 1987 414 233000 233500 69.36 19.20 118 1.007 108 1.511 142 10.904 77.5 182.6 1 100.2 1987 414 233500 234000 69.36 19.20 118 0.955 116 0.920 145 10.789 77.5 182.6 1 100.1 1987 414 234000 234500 69.36 19.20 126 1.016 105 1.152 134 10.752 77.5 182.6 1 100.0 1987 414 234500 235000 69.36 19.20 116 0.930 89 1.483 145 10.731 77.5 182.6 1 99.9 1987 414 235000 235500 69.36 19.20 87 0.803 87 1.409 134 10.656 77.5 182.6 1 99.7 1987 414 235500 235950 69.36 19.20 110 1.540 110 1.278 110 10.942 77.5 182.6 1 99.6