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 Dec 12 18:57 | 2025 Dec 11 15:22:11 | 13.5032 | 0.00054 | 22.8275 | 204.3382 | 155.2061 | 1.00259 | – |
| 2025 Dec 11 18:56 | 2025 Dec 11 03:23:05 | 13.5036 | 0.00054 | 22.8278 | 204.1895 | 155.2061 | 1.00259 | – |
| 2025 Dec 10 18:56 | 2025 Dec 10 02:44:38 | 13.5043 | 0.00054 | 22.8283 | 203.8822 | 155.2061 | 1.00259 | – |
| 2025 Dec 09 18:56 | 2025 Dec 09 03:26:52 | 13.5051 | 0.00054 | 22.8287 | 203.6881 | 155.2061 | 1.00259 | – |
| 2025 Dec 08 18:56 | 2025 Dec 08 03:28:40 | 13.5060 | 0.00054 | 22.8292 | 203.4727 | 155.2061 | 1.00259 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:30:34 | 13.5067 | 0.00054 | 22.8297 | 203.2608 | 155.2061 | 1.00259 | – |
| 2025 Dec 06 18:56 | 2025 Dec 06 03:32:29 | 13.5075 | 0.00054 | 22.8302 | 203.1132 | 155.2061 | 1.00259 | – |
| 2025 Dec 05 18:57 | 2025 Dec 03 15:36:59 | 13.5099 | 0.00055 | 22.8314 | 202.8006 | 155.2061 | 1.00259 | – |
| 2025 Dec 04 18:57 | 2025 Dec 03 15:36:59 | 13.5099 | 0.00055 | 22.8314 | 202.8006 | 155.2061 | 1.00259 | – |
| 2025 Dec 03 18:56 | 2025 Dec 03 02:47:21 | 13.5103 | 0.00055 | 22.8317 | 202.8610 | 155.2061 | 1.00259 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 03:39:41 | 13.5110 | 0.00055 | 22.8321 | 202.8667 | 155.2061 | 1.00259 | – |
| 2025 Nov 30 18:57 | 2025 Nov 30 03:43:16 | 13.5122 | 0.00055 | 22.8331 | 202.9649 | 155.2061 | 1.00259 | – |
| 2025 Nov 29 18:56 | 2025 Nov 29 03:45:02 | 13.5129 | 0.00056 | 22.8336 | 202.9582 | 155.2061 | 1.00259 | – |
| 2025 Nov 28 18:57 | 2025 Nov 27 23:28:39 | 13.5138 | 0.00056 | 22.8341 | 202.8884 | 155.2061 | 1.00259 | – |
| 2025 Nov 27 18:57 | 2025 Nov 27 03:48:34 | 13.5144 | 0.00056 | 22.8345 | 202.8688 | 155.2061 | 1.00259 | – |
| 2025 Nov 26 18:57 | 2025 Nov 26 03:50:22 | 13.5152 | 0.00057 | 22.8350 | 202.8064 | 155.2061 | 1.00259 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 03:52:06 | 13.5159 | 0.00057 | 22.8355 | 202.6928 | 155.2061 | 1.00259 | – |
| 2025 Nov 24 18:56 | 2025 Nov 24 03:53:49 | 13.5167 | 0.00057 | 22.8359 | 202.5350 | 155.2061 | 1.00259 | – |
| 2025 Nov 23 18:57 | 2025 Nov 23 03:55:41 | 13.5175 | 0.00058 | 22.8364 | 202.3222 | 155.2061 | 1.00259 | – |
| 2025 Nov 21 18:57 | 2025 Nov 21 03:36:21 | 13.5190 | 0.00058 | 22.8373 | 201.7742 | 155.2061 | 1.00259 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:43:30 | 13.5197 | 0.00059 | 22.8378 | 201.4966 | 155.2061 | 1.00259 | – |
| 2025 Nov 18 18:57 | 2025 Nov 18 05:47:07 | 13.5212 | 0.00059 | 22.8387 | 200.8639 | 155.2061 | 1.00259 | – |
| 2025 Nov 16 18:58 | 2025 Nov 15 17:51:13 | 13.5232 | 0.00060 | 22.8398 | 200.0135 | 155.2061 | 1.00259 | – |
| 2025 Nov 15 18:57 | 2025 Nov 15 04:09:27 | 13.5236 | 0.00060 | 22.8401 | 199.8023 | 155.2061 | 1.00259 | – |