Orbital elements of RADIO 4
| Launched | 16 December 1981 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 13000 |
| 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 Jul 07 17:56 | 2026 Jul 05 00:53:27 | 82.9598 | 0.00184 | 3.3787 | 132.4961 | 28.0117 | 12.06921 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 00:53:27 | 82.9598 | 0.00184 | 3.3787 | 132.4961 | 28.0117 | 12.06921 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 00:53:27 | 82.9598 | 0.00184 | 3.3787 | 132.4961 | 28.0117 | 12.06921 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 17:10:54 | 82.9601 | 0.00182 | 3.6085 | 144.9539 | 28.0117 | 12.06921 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 17:10:54 | 82.9601 | 0.00182 | 3.6085 | 144.9539 | 28.0117 | 12.06921 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 17:10:54 | 82.9601 | 0.00182 | 3.6085 | 144.9539 | 28.0117 | 12.06921 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 17:10:54 | 82.9601 | 0.00182 | 3.6085 | 144.9539 | 28.0117 | 12.06921 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 17:10:54 | 82.9601 | 0.00182 | 3.6085 | 144.9539 | 28.0117 | 12.06921 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 17:10:54 | 82.9601 | 0.00182 | 3.6085 | 144.9539 | 28.0117 | 12.06921 | – |
| 2026 Jun 28 17:56 | 2026 Jun 22 10:33:48 | 82.9605 | 0.00179 | 3.8367 | 157.5330 | 28.0117 | 12.06921 | – |
| 2026 Jun 27 17:55 | 2026 Jun 22 10:33:48 | 82.9605 | 0.00179 | 3.8367 | 157.5330 | 28.0117 | 12.06921 | – |
| 2026 Jun 26 17:56 | 2026 Jun 22 10:33:48 | 82.9605 | 0.00179 | 3.8367 | 157.5330 | 28.0117 | 12.06921 | – |
| 2026 Jun 25 17:56 | 2026 Jun 22 10:33:48 | 82.9605 | 0.00179 | 3.8367 | 157.5330 | 28.0117 | 12.06921 | – |
| 2026 Jun 24 17:55 | 2026 Jun 22 10:33:48 | 82.9605 | 0.00179 | 3.8367 | 157.5330 | 28.0117 | 12.06921 | – |
| 2026 Jun 23 17:56 | 2026 Jun 22 10:33:48 | 82.9605 | 0.00179 | 3.8367 | 157.5330 | 28.0117 | 12.06921 | – |
| 2026 Jun 22 17:56 | 2026 Jun 17 02:54:29 | 82.9608 | 0.00177 | 4.0301 | 168.3715 | 28.0117 | 12.06921 | – |
| 2026 Jun 21 17:57 | 2026 Jun 17 02:54:29 | 82.9608 | 0.00177 | 4.0301 | 168.3715 | 28.0117 | 12.06921 | – |
| 2026 Jun 20 17:56 | 2026 Jun 17 02:54:29 | 82.9608 | 0.00177 | 4.0301 | 168.3715 | 28.0117 | 12.06921 | – |
| 2026 Jun 19 17:57 | 2026 Jun 17 02:54:29 | 82.9608 | 0.00177 | 4.0301 | 168.3715 | 28.0117 | 12.06921 | – |
| 2026 Jun 18 17:56 | 2026 Jun 17 02:54:29 | 82.9608 | 0.00177 | 4.0301 | 168.3715 | 28.0117 | 12.06921 | – |
| 2026 Jun 17 17:57 | 2026 Jun 17 02:54:29 | 82.9608 | 0.00177 | 4.0301 | 168.3715 | 28.0117 | 12.06921 | – |
| 2026 Jun 16 17:55 | 2026 Jun 12 05:32:54 | 82.9611 | 0.00175 | 4.2079 | 178.5474 | 28.0117 | 12.06921 | – |
| 2026 Jun 15 17:56 | 2026 Jun 12 05:32:54 | 82.9611 | 0.00175 | 4.2079 | 178.5474 | 28.0117 | 12.06921 | – |
| 2026 Jun 14 17:57 | 2026 Jun 12 05:32:54 | 82.9611 | 0.00175 | 4.2079 | 178.5474 | 28.0117 | 12.06921 | – |
| 2026 Jun 13 17:56 | 2026 Jun 12 05:32:54 | 82.9611 | 0.00175 | 4.2079 | 178.5474 | 28.0117 | 12.06921 | – |
| 2026 Jun 12 17:56 | 2026 Jun 12 05:32:54 | 82.9611 | 0.00175 | 4.2079 | 178.5474 | 28.0117 | 12.06921 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 23:37:03 | 82.9615 | 0.00173 | 4.3987 | 189.5092 | 28.0117 | 12.06921 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 23:37:03 | 82.9615 | 0.00173 | 4.3987 | 189.5092 | 28.0117 | 12.06921 | – |