Orbital elements of SL-8 DEB
| Launched | 11 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21958 |
| 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 19 18:57 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 17:39:01 | 73.9647 | 0.01327 | 6.0816 | 56.2599 | 94.2172 | 12.16803 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 17:06:32 | 73.9642 | 0.01326 | 6.5013 | 63.3673 | 94.2172 | 12.16803 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 17:06:32 | 73.9642 | 0.01326 | 6.5013 | 63.3673 | 94.2172 | 12.16803 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 17:06:32 | 73.9642 | 0.01326 | 6.5013 | 63.3673 | 94.2172 | 12.16803 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 17:06:32 | 73.9642 | 0.01326 | 6.5013 | 63.3673 | 94.2172 | 12.16803 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 17:06:32 | 73.9642 | 0.01326 | 6.5013 | 63.3673 | 94.2172 | 12.16803 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 08:03:29 | 73.9631 | 0.01327 | 6.8670 | 69.5852 | 94.2172 | 12.16803 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 08:03:29 | 73.9631 | 0.01327 | 6.8670 | 69.5852 | 94.2172 | 12.16803 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 08:03:29 | 73.9631 | 0.01327 | 6.8670 | 69.5852 | 94.2172 | 12.16803 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 08:03:29 | 73.9631 | 0.01327 | 6.8670 | 69.5852 | 94.2172 | 12.16803 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 08:03:29 | 73.9631 | 0.01327 | 6.8670 | 69.5852 | 94.2172 | 12.16803 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 21:12:26 | 73.9620 | 0.01328 | 7.4897 | 80.1392 | 94.2172 | 12.16803 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 21:12:26 | 73.9620 | 0.01328 | 7.4897 | 80.1392 | 94.2172 | 12.16803 | – |
| 2025 Nov 28 18:57 | 2025 Nov 24 21:12:26 | 73.9620 | 0.01328 | 7.4897 | 80.1392 | 94.2172 | 12.16803 | – |
| 2025 Nov 27 18:57 | 2025 Nov 24 21:12:26 | 73.9620 | 0.01328 | 7.4897 | 80.1392 | 94.2172 | 12.16803 | – |
| 2025 Nov 26 18:57 | 2025 Nov 24 21:12:26 | 73.9620 | 0.01328 | 7.4897 | 80.1392 | 94.2172 | 12.16803 | – |
| 2025 Nov 25 18:57 | 2025 Nov 24 21:12:26 | 73.9620 | 0.01328 | 7.4897 | 80.1392 | 94.2172 | 12.16803 | – |
| 2025 Nov 24 18:56 | 2025 Nov 19 20:50:41 | 73.9616 | 0.01328 | 7.9088 | 87.2238 | 94.2172 | 12.16803 | – |
| 2025 Nov 23 18:57 | 2025 Nov 19 20:50:41 | 73.9616 | 0.01328 | 7.9088 | 87.2238 | 94.2172 | 12.16803 | – |