Orbital elements of SL-8 R/B
| Launched | 30 June 1977 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 10121 |
| 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 12 17:57 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 11 17:57 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 10 17:56 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 08 17:57 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 07 17:56 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 06 20:41 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 03 17:57 | 2025 Sep 03 03:34:57 | 74.0475 | 0.00186 | 1.7627 | 354.1070 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 02 17:56 | 2025 Aug 27 21:13:51 | 74.0464 | 0.00183 | 2.5304 | 7.2986 | 5.9861 | 14.37214 | 5.243 |
| 2025 Sep 01 17:56 | 2025 Aug 27 21:13:51 | 74.0464 | 0.00183 | 2.5304 | 7.2986 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 31 17:56 | 2025 Aug 27 21:13:51 | 74.0464 | 0.00183 | 2.5304 | 7.2986 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 30 17:56 | 2025 Aug 27 21:13:51 | 74.0464 | 0.00183 | 2.5304 | 7.2986 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 29 17:56 | 2025 Aug 27 21:13:51 | 74.0464 | 0.00183 | 2.5304 | 7.2986 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:13:51 | 74.0464 | 0.00183 | 2.5304 | 7.2986 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 27 17:56 | 2025 Aug 23 05:18:08 | 74.0455 | 0.00182 | 3.1020 | 17.2175 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 26 17:56 | 2025 Aug 23 05:18:08 | 74.0455 | 0.00182 | 3.1020 | 17.2175 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 25 17:56 | 2025 Aug 23 05:18:08 | 74.0455 | 0.00182 | 3.1020 | 17.2175 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 24 17:56 | 2025 Aug 23 05:18:08 | 74.0455 | 0.00182 | 3.1020 | 17.2175 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 23 17:56 | 2025 Aug 23 05:18:08 | 74.0455 | 0.00182 | 3.1020 | 17.2175 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:20:18 | 74.0450 | 0.00180 | 3.7504 | 28.5484 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 20 17:56 | 2025 Aug 17 22:20:18 | 74.0450 | 0.00180 | 3.7504 | 28.5484 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 19 17:56 | 2025 Aug 17 22:20:18 | 74.0450 | 0.00180 | 3.7504 | 28.5484 | 5.9861 | 14.37214 | 5.243 |
| 2025 Aug 18 17:56 | 2025 Aug 17 22:20:18 | 74.0450 | 0.00180 | 3.7504 | 28.5484 | 5.9861 | 14.37214 | 5.243 |