Orbital elements of RADIO 8
| Launched | 16 December 1981 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12998 |
| 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 13 18:56 | 2025 Dec 12 04:32:31 | 82.9591 | 0.00192 | 14.8090 | 143.7806 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 12 18:57 | 2025 Dec 12 04:32:31 | 82.9591 | 0.00192 | 14.8090 | 143.7806 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 11 18:56 | 2025 Dec 07 02:58:38 | 82.9598 | 0.00190 | 14.9918 | 154.0853 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 10 18:56 | 2025 Dec 07 02:58:38 | 82.9598 | 0.00190 | 14.9918 | 154.0853 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 09 18:56 | 2025 Dec 07 02:58:38 | 82.9598 | 0.00190 | 14.9918 | 154.0853 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 08 18:56 | 2025 Dec 07 02:58:38 | 82.9598 | 0.00190 | 14.9918 | 154.0853 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 07 18:56 | 2025 Dec 07 02:58:38 | 82.9598 | 0.00190 | 14.9918 | 154.0853 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:19:44 | 82.9600 | 0.00189 | 15.1597 | 163.5629 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:19:44 | 82.9600 | 0.00189 | 15.1597 | 163.5629 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:19:44 | 82.9600 | 0.00189 | 15.1597 | 163.5629 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 03 18:56 | 2025 Dec 02 11:19:44 | 82.9600 | 0.00189 | 15.1597 | 163.5629 | 339.8466 | 12.03193 | 7.243 |
| 2025 Dec 02 18:56 | 2025 Dec 02 11:19:44 | 82.9600 | 0.00189 | 15.1597 | 163.5629 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:41:59 | 82.9603 | 0.00186 | 15.4117 | 177.5666 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 29 18:56 | 2025 Nov 25 11:41:59 | 82.9603 | 0.00186 | 15.4117 | 177.5666 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 28 18:57 | 2025 Nov 25 11:41:59 | 82.9603 | 0.00186 | 15.4117 | 177.5666 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 27 18:57 | 2025 Nov 25 11:41:59 | 82.9603 | 0.00186 | 15.4117 | 177.5666 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 26 18:57 | 2025 Nov 25 11:41:59 | 82.9603 | 0.00186 | 15.4117 | 177.5666 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 25 18:57 | 2025 Nov 25 11:41:59 | 82.9603 | 0.00186 | 15.4117 | 177.5666 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 24 18:56 | 2025 Nov 20 05:52:27 | 82.9599 | 0.00185 | 15.6009 | 188.5401 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 23 18:57 | 2025 Nov 20 05:52:27 | 82.9599 | 0.00185 | 15.6009 | 188.5401 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 21 18:57 | 2025 Nov 20 05:52:27 | 82.9599 | 0.00185 | 15.6009 | 188.5401 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:52:27 | 82.9599 | 0.00185 | 15.6009 | 188.5401 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 18 18:57 | 2025 Nov 08 17:44:54 | 82.9590 | 0.00182 | 16.0161 | 212.7490 | 339.8466 | 12.03193 | 7.243 |
| 2025 Nov 16 18:58 | 2025 Nov 08 17:44:54 | 82.9590 | 0.00182 | 16.0161 | 212.7490 | 339.8466 | 12.03193 | 7.243 |