Orbital elements of INFORMATOR 1 & RS-14
| Launched | 28 January 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21087 |
| Alternative names |
AMSAT-OSCAR 21 AO-21 |
| 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 08:10:32 | 82.9443 | 0.00338 | 4.3026 | 284.3069 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 08 17:56 | 2025 May 03 14:31:28 | 82.9434 | 0.00340 | 4.5860 | 300.9239 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 07 17:56 | 2025 May 03 14:31:28 | 82.9434 | 0.00340 | 4.5860 | 300.9239 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 06 17:57 | 2025 May 03 14:31:28 | 82.9434 | 0.00340 | 4.5860 | 300.9239 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 05 17:56 | 2025 May 03 14:31:28 | 82.9434 | 0.00340 | 4.5860 | 300.9239 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 04 17:57 | 2025 May 03 14:31:28 | 82.9434 | 0.00340 | 4.5860 | 300.9239 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 03 17:57 | 2025 May 03 14:31:28 | 82.9434 | 0.00340 | 4.5860 | 300.9239 | 193.4724 | 13.75480 | 6.243 |
| 2025 May 01 17:56 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 30 17:56 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 29 17:57 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 27 17:56 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 26 17:57 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 25 17:56 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 24 17:56 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 23 17:57 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 22 17:56 | 2025 Apr 22 11:10:05 | 82.9414 | 0.00346 | 5.1366 | 332.8789 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 21 17:57 | 2025 Apr 15 23:29:59 | 82.9406 | 0.00350 | 5.4573 | 351.1825 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 20 17:56 | 2025 Apr 15 23:29:59 | 82.9406 | 0.00350 | 5.4573 | 351.1825 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 19 17:56 | 2025 Apr 15 23:29:59 | 82.9406 | 0.00350 | 5.4573 | 351.1825 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 18 17:57 | 2025 Apr 15 23:29:59 | 82.9406 | 0.00350 | 5.4573 | 351.1825 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 17 17:56 | 2025 Apr 15 23:29:59 | 82.9406 | 0.00350 | 5.4573 | 351.1825 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 16 17:57 | 2025 Apr 15 23:29:59 | 82.9406 | 0.00350 | 5.4573 | 351.1825 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 15 17:56 | 2025 Apr 11 05:45:52 | 82.9397 | 0.00353 | 5.6916 | 4.3884 | 193.4724 | 13.75480 | 6.243 |
| 2025 Apr 14 17:56 | 2025 Apr 11 05:45:52 | 82.9397 | 0.00353 | 5.6916 | 4.3884 | 193.4724 | 13.75480 | 6.243 |