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 0.911 0 0 km 26.906 sec 68 15.042 810.884 km

N Time Hours Freq (kHz) R(km) V S/N dFi Mirror
1 10:31:06.733 10.518537 159000 830.425 -2.001 1.8616 -69.605
2 10:31:06.888 10.51858 159000 830.425 -1.92 1.4628 -2.539
3 10:31:07.093 10.518637 159000 830.425 -1.917 1.5642 59.445
4 10:31:07.216 10.518671 159000 828.926 -1.875 2.3723 -121.844
5 10:31:07.262 10.518684 159000 828.926 -1.894 2.9261 56.433
6 10:31:07.388 10.518719 159000 828.926 -1.884 5.3425 -32.706
7 10:31:07.421 10.518728 159000 828.926 -1.901 6.2956 -95.333
8 10:31:07.547 10.518763 159000 828.926 -1.913 11.4521 -25.819
9 10:31:07.590 10.518775 159000 828.926 -1.881 12.4719 31.748
10 10:31:07.716 10.51881 159000 828.926 -1.883 18.7463 105.6
11 10:31:07.748 10.518819 159000 828.926 -1.873 18.8233 35.794
12 10:31:07.871 10.518853 159000 828.926 -1.877 21.5812 -98.975
13 10:31:07.921 10.518867 159000 828.926 -1.868 21.8007 -25.398
14 10:31:08.047 10.518902 159000 828.926 -1.861 22.065 63.201
15 10:31:08.076 10.51891 159000 828.926 -1.851 21.0478 86.669
16 10:31:08.202 10.518945 159000 828.926 -1.853 19.2521 13.36
17 10:31:08.249 10.518958 159000 828.926 -1.832 18.8181 80.914
18 10:31:08.357 10.518988 159000 827.427 -1.832 14.2607 -167.881
19 10:31:08.404 10.519001 159000 827.427 -1.839 12.1182 -161.489
20 10:31:08.530 10.519036 159000 827.427 -1.821 7.6962 -11.251
21 10:31:08.576 10.519049 159000 827.427 -1.819 6.4799 14.239
22 10:31:08.684 10.519079 159000 825.928 -1.808 2.6957 -38.779
23 10:31:08.735 10.519093 159000 827.427 -1.851 2.0673 -44.922
24 10:31:29.575 10.524882 155800 802.245 -0.545 7.4618 -151.856
25 10:31:29.748 10.52493 155800 802.844 -0.725 15.2855 -174.056
26 10:31:29.903 10.524973 155800 802.245 -0.54 25.2073 143.92
27 10:31:30.079 10.525022 155800 802.245 -0.508 29.9256 89.518
28 10:31:30.122 10.525034 155500 801.945 -0.57 1.5014 -50.301
29 10:31:30.562 10.525156 155800 802.245 -0.462 15.6459 131.386
30 10:31:30.562 10.525156 155800 802.245 -0.417 12.8203 131.386
31 10:31:30.605 10.525168 155500 803.444 -0.53 2.4499 125.9
32 10:31:30.734 10.525204 155800 801.645 -0.597 7.2935 90.343
33 10:31:30.734 10.525204 155800 802.245 -0.365 6.8493 90.343
34 10:31:30.763 10.525212 155500 800.446 -0.519 4.2157 176.854
35 10:31:30.889 10.525247 155500 801.945 -0.44 4.3607 151.797
36 10:31:30.936 10.52526 155500 801.945 -0.475 3.9428 -100.402
37 10:31:31.058 10.525294 155500 800.446 -0.511 3.7387 53.509
38 10:31:31.091 10.525303 155500 798.947 -0.458 3.1357 -134.844
39 10:31:31.217 10.525338 155500 800.446 -0.486 3.67 -64.182
40 10:31:31.264 10.525351 155500 800.446 -0.417 3.9893 93.638
41 10:31:31.390 10.525386 155500 800.446 -0.502 8.5452 62.804
42 10:31:31.390 10.525386 155500 800.446 -0.522 4.0235 62.804
43 10:31:31.418 10.525394 155500 800.446 -0.466 10.6519 -143.639
44 10:31:31.544 10.525429 155500 801.945 -0.468 21.5758 97.08
45 10:31:31.591 10.525442 155500 801.945 -0.454 23.9556 -118.807
46 10:31:31.714 10.525476 155500 801.945 -0.446 38.1862 -99.844
47 10:31:31.750 10.525486 155500 801.945 -0.435 40.811 47.592
48 10:31:31.872 10.52552 155500 801.945 -0.439 54.6505 -36.951
49 10:31:31.922 10.525534 155500 801.945 -0.422 54.4673 128.862
50 10:31:32.045 10.525568 155500 801.945 -0.42 58.2824 -82.334
51 10:31:32.077 10.525577 155500 801.945 -0.413 58.595 -173.559
52 10:31:32.200 10.525611 155500 801.945 -0.402 50.0532 136.191
53 10:31:32.246 10.525624 155500 801.945 -0.402 47.5097 157.917
54 10:31:32.376 10.52566 155500 801.945 -0.39 33.2131 -51.021
55 10:31:32.405 10.525668 155500 801.945 -0.39 29.1811 -102.901
56 10:31:32.527 10.525702 155500 800.446 -0.375 17.2037 -118.949
57 10:31:32.578 10.525716 155500 800.446 -0.364 13.688 -11.131
58 10:31:32.700 10.52575 155500 800.446 -0.374 5.7528 108.14
59 10:31:32.732 10.525759 155500 800.446 -0.383 4.3286 -162.691
60 10:31:32.858 10.525794 155500 800.446 -0.226 1.3114 24.106
61 10:31:33.060 10.52585 155500 798.947 -0.366 1.6275 166.665
62 10:31:33.186 10.525885 155500 801.945 -0.278 2.3109 -51.096
63 10:31:33.233 10.525898 155500 800.446 -0.392 2.1368 39.467
64 10:31:33.355 10.525932 155500 800.446 -0.361 2.4536 -11.657
65 10:31:33.388 10.525941 155500 801.945 -0.28 2.2328 88.029
66 10:31:33.514 10.525976 155500 800.446 -0.329 1.3229 55.144