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 Sep 15 17:56 | 2025 Sep 15 06:32:06 | 82.9528 | 0.00185 | 17.9832 | 329.1584 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 12 17:57 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 11 17:57 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 10 17:56 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 08 17:57 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 07 17:56 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 06 20:41 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 03 17:57 | 2025 Sep 03 01:26:20 | 82.9540 | 0.00189 | 18.4244 | 354.7203 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 02 17:56 | 2025 Aug 27 20:24:04 | 82.9548 | 0.00191 | 18.6487 | 7.6446 | 42.3782 | 12.03193 | 7.243 |
| 2025 Sep 01 17:56 | 2025 Aug 27 20:24:04 | 82.9548 | 0.00191 | 18.6487 | 7.6446 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 31 17:56 | 2025 Aug 27 20:24:04 | 82.9548 | 0.00191 | 18.6487 | 7.6446 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 30 17:56 | 2025 Aug 27 20:24:04 | 82.9548 | 0.00191 | 18.6487 | 7.6446 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 29 17:56 | 2025 Aug 27 20:24:04 | 82.9548 | 0.00191 | 18.6487 | 7.6446 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 28 17:57 | 2025 Aug 27 20:24:04 | 82.9548 | 0.00191 | 18.6487 | 7.6446 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 27 17:56 | 2025 Aug 23 02:01:30 | 82.9557 | 0.00193 | 18.8208 | 17.4176 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 26 17:56 | 2025 Aug 23 02:01:30 | 82.9557 | 0.00193 | 18.8208 | 17.4176 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 25 17:56 | 2025 Aug 23 02:01:30 | 82.9557 | 0.00193 | 18.8208 | 17.4176 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 24 17:56 | 2025 Aug 23 02:01:30 | 82.9557 | 0.00193 | 18.8208 | 17.4176 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 23 17:56 | 2025 Aug 23 02:01:30 | 82.9557 | 0.00193 | 18.8208 | 17.4176 | 42.3782 | 12.03193 | 7.243 |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:55:18 | 82.9567 | 0.00195 | 19.0060 | 27.7722 | 42.3782 | 12.03193 | 7.243 |