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 |
| 2026 May 19 17:58 | 2026 May 16 10:33:30 | 82.9562 | 0.00191 | 9.2076 | 183.8243 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 18 17:57 | 2026 May 16 10:33:30 | 82.9562 | 0.00191 | 9.2076 | 183.8243 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 17 17:57 | 2026 May 16 10:33:30 | 82.9562 | 0.00191 | 9.2076 | 183.8243 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 16 17:56 | 2026 May 16 10:33:30 | 82.9562 | 0.00191 | 9.2076 | 183.8243 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 15 17:57 | 2026 May 10 12:39:33 | 82.9563 | 0.00189 | 9.4210 | 196.0447 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 14 17:58 | 2026 May 10 12:39:33 | 82.9563 | 0.00189 | 9.4210 | 196.0447 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 13 17:58 | 2026 May 10 12:39:33 | 82.9563 | 0.00189 | 9.4210 | 196.0447 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 12 17:58 | 2026 May 10 12:39:33 | 82.9563 | 0.00189 | 9.4210 | 196.0447 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 11 17:56 | 2026 May 10 12:39:33 | 82.9563 | 0.00189 | 9.4210 | 196.0447 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 10 17:57 | 2026 May 10 12:39:33 | 82.9563 | 0.00189 | 9.4210 | 196.0447 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 09 17:57 | 2026 May 05 10:39:32 | 82.9567 | 0.00187 | 9.6045 | 206.5886 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 08 17:57 | 2026 May 05 10:39:32 | 82.9567 | 0.00187 | 9.6045 | 206.5886 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 07 17:58 | 2026 May 05 10:39:32 | 82.9567 | 0.00187 | 9.6045 | 206.5886 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 06 17:57 | 2026 May 05 10:39:32 | 82.9567 | 0.00187 | 9.6045 | 206.5886 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 05 17:57 | 2026 May 05 10:39:32 | 82.9567 | 0.00187 | 9.6045 | 206.5886 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 04 17:57 | 2026 Apr 30 11:11:36 | 82.9570 | 0.00185 | 9.7842 | 216.9692 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 03 17:57 | 2026 Apr 30 11:11:36 | 82.9570 | 0.00185 | 9.7842 | 216.9692 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 02 17:57 | 2026 Apr 30 11:11:36 | 82.9570 | 0.00185 | 9.7842 | 216.9692 | 331.2084 | 12.03198 | 7.243 |
| 2026 May 01 17:56 | 2026 Apr 30 11:11:36 | 82.9570 | 0.00185 | 9.7842 | 216.9692 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 30 17:56 | 2026 Apr 30 11:11:36 | 82.9570 | 0.00185 | 9.7842 | 216.9692 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 29 17:57 | 2026 Apr 24 13:42:50 | 82.9577 | 0.00183 | 9.9969 | 229.3569 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 28 17:56 | 2026 Apr 24 13:42:50 | 82.9577 | 0.00183 | 9.9969 | 229.3569 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 27 17:58 | 2026 Apr 24 13:42:50 | 82.9577 | 0.00183 | 9.9969 | 229.3569 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 26 17:58 | 2026 Apr 24 13:42:50 | 82.9577 | 0.00183 | 9.9969 | 229.3569 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 25 17:58 | 2026 Apr 24 13:42:50 | 82.9577 | 0.00183 | 9.9969 | 229.3569 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 24 17:59 | 2026 Apr 24 13:42:50 | 82.9577 | 0.00183 | 9.9969 | 229.3569 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 23 17:57 | 2026 Apr 19 09:11:06 | 82.9588 | 0.00182 | 10.1842 | 240.3847 | 331.2084 | 12.03198 | 7.243 |
| 2026 Apr 22 17:57 | 2026 Apr 19 09:11:06 | 82.9588 | 0.00182 | 10.1842 | 240.3847 | 331.2084 | 12.03198 | 7.243 |