Orbital elements of RADUGA 28
| Launched | 18 December 1991 |
| Flight ended | – |
| Launch site | Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome) |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21821 |
| 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 08 15:09:38 | 13.6647 | 0.00056 | 22.9325 | 164.0030 | 24.6540 | 1.00182 | – |
| 2025 May 08 17:56 | 2025 May 07 14:14:42 | 13.6655 | 0.00056 | 22.9330 | 163.8674 | 24.6540 | 1.00182 | – |
| 2025 May 07 17:56 | 2025 May 06 14:42:58 | 13.6663 | 0.00056 | 22.9335 | 163.7053 | 24.6540 | 1.00182 | – |
| 2025 May 06 17:57 | 2025 May 06 02:43:16 | 13.6667 | 0.00056 | 22.9337 | 163.6654 | 24.6540 | 1.00182 | – |
| 2025 May 05 17:56 | 2025 May 04 15:01:38 | 13.6678 | 0.00055 | 22.9344 | 163.3914 | 24.6540 | 1.00182 | – |
| 2025 May 04 17:57 | 2025 May 03 17:55:35 | 13.6684 | 0.00055 | 22.9348 | 163.2900 | 24.6540 | 1.00182 | – |
| 2025 May 03 17:57 | 2025 May 02 15:23:38 | 13.6693 | 0.00055 | 22.9354 | 163.1690 | 24.6540 | 1.00182 | – |
| 2025 May 02 17:57 | 2025 May 01 15:15:38 | 13.6701 | 0.00055 | 22.9359 | 163.1123 | 24.6540 | 1.00182 | – |
| 2025 May 01 17:56 | 2025 Apr 28 15:15:38 | 13.6722 | 0.00054 | 22.9373 | 163.1834 | 24.6540 | 1.00182 | – |
| 2025 Apr 30 17:56 | 2025 Apr 28 15:15:38 | 13.6722 | 0.00054 | 22.9373 | 163.1834 | 24.6540 | 1.00182 | – |
| 2025 Apr 29 17:57 | 2025 Apr 28 15:15:38 | 13.6722 | 0.00054 | 22.9373 | 163.1834 | 24.6540 | 1.00182 | – |
| 2025 Apr 27 17:56 | 2025 Apr 26 14:49:50 | 13.6737 | 0.00053 | 22.9383 | 163.4355 | 24.6540 | 1.00182 | – |
| 2025 Apr 26 17:57 | 2025 Apr 25 02:50:50 | 13.6748 | 0.00053 | 22.9390 | 163.7088 | 24.6540 | 1.00182 | – |
| 2025 Apr 25 17:56 | 2025 Apr 24 20:03:57 | 13.6750 | 0.00052 | 22.9392 | 163.8426 | 24.6540 | 1.00182 | – |
| 2025 Apr 24 17:56 | 2025 Apr 24 02:51:32 | 13.6756 | 0.00052 | 22.9395 | 163.9255 | 24.6540 | 1.00182 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 02:52:44 | 13.6772 | 0.00052 | 22.9405 | 164.3748 | 24.6540 | 1.00182 | – |
| 2025 Apr 22 17:56 | 2025 Apr 21 15:25:28 | 13.6775 | 0.00052 | 22.9407 | 164.4996 | 24.6540 | 1.00182 | – |
| 2025 Apr 21 17:57 | 2025 Apr 20 14:53:54 | 13.6783 | 0.00052 | 22.9412 | 164.7198 | 24.6540 | 1.00182 | – |
| 2025 Apr 20 17:56 | 2025 Apr 19 22:25:59 | 13.6788 | 0.00052 | 22.9415 | 164.8488 | 24.6540 | 1.00182 | – |
| 2025 Apr 19 17:56 | 2025 Apr 17 21:27:18 | 13.6803 | 0.00052 | 22.9425 | 165.1363 | 24.6540 | 1.00182 | – |
| 2025 Apr 18 17:57 | 2025 Apr 17 21:27:18 | 13.6803 | 0.00052 | 22.9425 | 165.1363 | 24.6540 | 1.00182 | – |
| 2025 Apr 17 17:56 | 2025 Apr 16 17:29:39 | 13.6812 | 0.00052 | 22.9431 | 165.2600 | 24.6540 | 1.00182 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 19:40:43 | 13.6819 | 0.00052 | 22.9435 | 165.3018 | 24.6540 | 1.00182 | – |
| 2025 Apr 15 17:56 | 2025 Apr 14 16:40:12 | 13.6828 | 0.00052 | 22.9440 | 165.3520 | 24.6540 | 1.00182 | – |
| 2025 Apr 14 17:56 | 2025 Apr 13 14:58:15 | 13.6837 | 0.00052 | 22.9445 | 165.3854 | 24.6540 | 1.00182 | – |