Registered SO during ionospheric observations

NORAD Name RCS dT dR sd H dt N S/N (avg) R (avg)
37931 "SHIYAN 4 (SY-4)" 1.2108 0 4.148 0 0 km 33.004 sec 43 4.359 840.669 km

N Time Hours Freq (kHz) R(km) V S/N dFi Mirror
1 09:13:49.724 9.230479 159800 862.59 -2.261 3.9078 7.222
2 09:13:49.991 9.230553 159800 861.99 -2.12 6.2095 2.188
3 09:13:50.203 9.230612 159800 861.391 -2.061 6.614 2.113
4 09:13:50.570 9.230714 159800 860.791 -1.984 4.2341 9.852
5 09:13:51.002 9.230834 159500 858.993 -2.15 0.3306 40.208
6 09:13:51.330 9.230925 159500 860.192 -2.126 0.5984 -38.794
7 09:13:51.895 9.231082 159500 856.594 -2.052 0.992 -1.49
8 09:13:52.079 9.231133 159500 857.793 -2.017 2.7027 48.766
9 09:13:52.133 9.231148 159500 857.793 -1.997 3.0617 117.213
10 09:13:52.262 9.231184 159500 857.793 -2.003 4.6068 47.624
11 09:13:52.338 9.231205 159500 857.793 -1.97 5.9361 124.456
12 09:13:52.475 9.231243 159500 857.793 -1.981 7.1532 -80.668
13 09:13:52.554 9.231265 159500 856.594 -1.972 7.9106 40.003
14 09:13:52.792 9.231331 159500 856.594 -1.953 8.6639 176.613
15 09:13:53.080 9.231411 159500 856.594 -1.921 5.7982 -135.941
16 09:13:53.119 9.231422 159500 856.594 -1.927 5.1264 116.011
17 09:13:53.324 9.231479 159500 855.395 -1.907 2.3081 95.102
18 09:13:53.364 9.23149 159500 855.395 -1.873 1.9412 5.081
19 09:13:54.048 9.23168 159500 855.395 -1.862 0.5996 -102.222
20 09:13:54.314 9.231754 159500 852.997 -1.689 0.3128 135.898
21 09:14:18.722 9.238534 155800 824.816 -0.611 3.0773 -15.95
22 09:14:18.917 9.238588 155800 824.217 -0.42 5.7097 -20.841
23 09:14:19.259 9.238683 155800 824.217 -0.326 8.3448 -31.362
24 09:14:19.259 9.238683 155800 824.217 -0.428 8.5226 -31.362
25 09:14:19.576 9.238771 155800 824.217 -0.347 6.5286 -30.775
26 09:14:19.907 9.238863 155800 824.217 -0.121 2.0819 -14.876
27 09:14:20.206 9.238946 155500 825.416 -0.333 0.5269 -170.613
28 09:14:20.432 9.239009 155500 821.818 -0.365 1.0794 -176.331
29 09:14:20.497 9.239027 155500 825.416 -0.374 1.3833 127.048
30 09:14:20.742 9.239095 155500 824.217 -0.326 4.3018 -83.16
31 09:14:20.944 9.239151 155500 825.416 -0.327 6.9273 -73.182
32 09:14:20.983 9.239162 155500 824.217 -0.298 7.2475 -4.724
33 09:14:21.116 9.239199 155500 824.217 -0.323 8.0889 -1.434
34 09:14:21.156 9.23921 155500 824.217 -0.286 8.3752 -130.425
35 09:14:21.307 9.239252 155500 824.217 -0.284 7.9559 156.54
36 09:14:21.350 9.239264 155500 824.217 -0.279 7.5641 10.109
37 09:14:21.563 9.239323 155500 824.217 -0.277 5.0938 159.389
38 09:14:21.656 9.239349 155500 824.217 -0.254 3.7113 91.571
39 09:14:21.797 9.239388 155500 824.217 -0.228 2.0256 -6.186
40 09:14:22.369 9.239547 155500 823.017 -0.341 0.6241 -9.424
41 09:14:22.474 9.239576 155500 825.416 -0.184 0.5467 -131.386