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 May 09 17:57 | 2025 May 09 11:30:38 | 13.1226 | 0.00062 | 22.6430 | 246.0829 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 08 17:56 | 2025 May 07 21:48:58 | 13.1242 | 0.00062 | 22.6438 | 246.0713 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 07 17:56 | 2025 May 06 23:31:58 | 13.1251 | 0.00062 | 22.6442 | 246.0690 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 06 17:57 | 2025 May 05 11:32:55 | 13.1265 | 0.00062 | 22.6449 | 246.0188 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 05 17:56 | 2025 May 03 23:33:46 | 13.1278 | 0.00062 | 22.6457 | 246.0199 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 04 17:57 | 2025 May 03 23:33:46 | 13.1278 | 0.00062 | 22.6457 | 246.0199 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 03 17:57 | 2025 May 02 11:44:38 | 13.1292 | 0.00061 | 22.6464 | 246.2086 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 02 17:57 | 2025 May 01 11:35:06 | 13.1302 | 0.00061 | 22.6469 | 246.1963 | 307.4925 | 1.00325 | 6.243 |
| 2025 May 01 17:56 | 2025 Apr 28 11:24:05 | 13.1333 | 0.00061 | 22.6483 | 247.0589 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 30 17:56 | 2025 Apr 28 11:24:05 | 13.1333 | 0.00061 | 22.6483 | 247.0589 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 29 17:57 | 2025 Apr 28 11:24:05 | 13.1333 | 0.00061 | 22.6483 | 247.0589 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 27 17:56 | 2025 Apr 26 11:37:50 | 13.1350 | 0.00061 | 22.6493 | 247.4930 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 26 17:57 | 2025 Apr 25 11:38:24 | 13.1360 | 0.00062 | 22.6498 | 247.7237 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 25 17:56 | 2025 Apr 24 11:38:55 | 13.1369 | 0.00062 | 22.6503 | 247.9213 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 24 17:56 | 2025 Apr 22 23:39:47 | 13.1383 | 0.00062 | 22.6510 | 248.1528 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 23 17:57 | 2025 Apr 22 23:39:47 | 13.1383 | 0.00062 | 22.6510 | 248.1528 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 22 17:56 | 2025 Apr 21 11:40:33 | 13.1397 | 0.00062 | 22.6517 | 248.2345 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 21 17:57 | 2025 Apr 20 11:41:04 | 13.1407 | 0.00062 | 22.6522 | 248.3892 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 20 17:56 | 2025 Apr 19 23:41:20 | 13.1412 | 0.00062 | 22.6524 | 248.3700 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 19 17:56 | 2025 Apr 17 13:25:20 | 13.1435 | 0.00063 | 22.6536 | 248.3856 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 18 17:57 | 2025 Apr 17 13:25:20 | 13.1435 | 0.00063 | 22.6536 | 248.3856 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 17 17:56 | 2025 Apr 16 13:25:51 | 13.1445 | 0.00063 | 22.6540 | 248.4027 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 16 17:57 | 2025 Apr 15 13:26:16 | 13.1455 | 0.00063 | 22.6545 | 248.2783 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 15 17:56 | 2025 Apr 14 23:43:46 | 13.1460 | 0.00063 | 22.6548 | 248.1934 | 307.4925 | 1.00325 | 6.243 |
| 2025 Apr 14 17:56 | 2025 Apr 13 13:26:59 | 13.1474 | 0.00063 | 22.6554 | 248.0713 | 307.4925 | 1.00325 | 6.243 |