Orbital elements of GORIZONT 21
| Launched | 2 November 1990 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 20923 |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| Date fetched |
Epoch osculation |
Inc. [°] |
Ecc. | RA asc node [hr] |
Arg Peri. [°] |
Mean anom [°] |
Mean motion [rev/day] |
Abs. mag |
| 2025 Sep 03 17:57 | 2025 Sep 02 19:46:18 | 13.0114 | 0.00074 | 22.5862 | 249.0017 | 196.8648 | 1.00284 | 6.243 |
| 2025 Sep 02 17:56 | 2025 Sep 01 17:23:52 | 13.0124 | 0.00073 | 22.5868 | 248.7502 | 196.8648 | 1.00284 | 6.243 |
| 2025 Sep 01 17:56 | 2025 Aug 31 15:01:04 | 13.0134 | 0.00073 | 22.5873 | 248.4416 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 31 17:56 | 2025 Aug 30 15:02:08 | 13.0143 | 0.00072 | 22.5878 | 248.2237 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 30 17:56 | 2025 Aug 29 14:42:02 | 13.0153 | 0.00073 | 22.5883 | 248.1035 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 29 17:56 | 2025 Aug 28 14:32:34 | 13.0162 | 0.00073 | 22.5887 | 247.9002 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 28 17:57 | 2025 Aug 27 15:05:20 | 13.0172 | 0.00072 | 22.5892 | 247.7028 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 27 17:56 | 2025 Aug 26 13:58:38 | 13.0181 | 0.00073 | 22.5897 | 247.5531 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 26 17:56 | 2025 Aug 25 15:07:33 | 13.0190 | 0.00072 | 22.5902 | 247.3458 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 25 17:56 | 2025 Aug 24 15:08:36 | 13.0200 | 0.00072 | 22.5906 | 247.1179 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 24 17:56 | 2025 Aug 23 15:09:36 | 13.0209 | 0.00072 | 22.5911 | 246.9795 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 23 17:56 | 2025 Aug 21 15:11:46 | 13.0227 | 0.00071 | 22.5921 | 246.7255 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 22 17:56 | 2025 Aug 20 15:12:36 | 13.0236 | 0.00071 | 22.5926 | 246.6662 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 20 17:56 | 2025 Aug 19 14:37:51 | 13.0245 | 0.00070 | 22.5931 | 246.6406 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 19 17:56 | 2025 Aug 18 15:14:57 | 13.0254 | 0.00070 | 22.5936 | 246.6471 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 18 17:56 | 2025 Aug 17 15:16:00 | 13.0264 | 0.00070 | 22.5941 | 246.6825 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 16 17:56 | 2025 Aug 15 15:18:08 | 13.0282 | 0.00070 | 22.5951 | 246.8020 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 15 17:57 | 2025 Aug 14 15:19:13 | 13.0292 | 0.00070 | 22.5956 | 246.8548 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 14 17:56 | 2025 Aug 13 15:20:22 | 13.0301 | 0.00069 | 22.5961 | 246.9104 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 13 17:58 | 2025 Aug 12 15:39:44 | 13.0310 | 0.00069 | 22.5965 | 246.9515 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 12 17:56 | 2025 Aug 11 21:31:46 | 13.0317 | 0.00070 | 22.5969 | 246.9290 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 11 17:56 | 2025 Aug 11 13:26:42 | 13.0320 | 0.00070 | 22.5971 | 246.9922 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 10 17:57 | 2025 Aug 09 12:06:06 | 13.0339 | 0.00070 | 22.5981 | 246.9745 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 09 17:56 | 2025 Aug 08 15:25:17 | 13.0347 | 0.00070 | 22.5985 | 246.9024 | 196.8648 | 1.00284 | 6.243 |
| 2025 Aug 08 17:56 | 2025 Aug 07 15:26:21 | 13.0356 | 0.00070 | 22.5990 | 246.8232 | 196.8648 | 1.00284 | 6.243 |