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 | 21185 |
| 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 Aug 31 17:56 | 2025 Aug 27 14:33:40 | 74.0215 | 0.02039 | 19.2689 | 128.5706 | 347.6145 | 12.16134 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 14:33:40 | 74.0215 | 0.02039 | 19.2689 | 128.5706 | 347.6145 | 12.16134 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 14:33:40 | 74.0215 | 0.02039 | 19.2689 | 128.5706 | 347.6145 | 12.16134 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 14:33:40 | 74.0215 | 0.02039 | 19.2689 | 128.5706 | 347.6145 | 12.16134 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 05:38:02 | 74.0217 | 0.02040 | 19.6327 | 134.7344 | 347.6145 | 12.16134 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 05:38:02 | 74.0217 | 0.02040 | 19.6327 | 134.7344 | 347.6145 | 12.16134 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 05:38:02 | 74.0217 | 0.02040 | 19.6327 | 134.7344 | 347.6145 | 12.16134 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 05:38:02 | 74.0217 | 0.02040 | 19.6327 | 134.7344 | 347.6145 | 12.16134 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 05:38:02 | 74.0217 | 0.02040 | 19.6327 | 134.7344 | 347.6145 | 12.16134 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 15:43:20 | 74.0230 | 0.02041 | 20.0969 | 142.6030 | 347.6145 | 12.16134 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 15:43:20 | 74.0230 | 0.02041 | 20.0969 | 142.6030 | 347.6145 | 12.16134 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 15:43:20 | 74.0230 | 0.02041 | 20.0969 | 142.6030 | 347.6145 | 12.16134 | – |
| 2025 Aug 18 17:56 | 2025 Aug 17 15:43:20 | 74.0230 | 0.02041 | 20.0969 | 142.6030 | 347.6145 | 12.16134 | – |
| 2025 Aug 16 17:56 | 2025 Aug 12 13:15:33 | 74.0247 | 0.02042 | 20.5214 | 149.7999 | 347.6145 | 12.16134 | – |
| 2025 Aug 15 17:57 | 2025 Aug 12 13:15:33 | 74.0247 | 0.02042 | 20.5214 | 149.7999 | 347.6145 | 12.16134 | – |
| 2025 Aug 14 17:56 | 2025 Aug 12 13:15:33 | 74.0247 | 0.02042 | 20.5214 | 149.7999 | 347.6145 | 12.16134 | – |
| 2025 Aug 13 17:58 | 2025 Aug 12 13:15:33 | 74.0247 | 0.02042 | 20.5214 | 149.7999 | 347.6145 | 12.16134 | – |
| 2025 Aug 12 17:56 | 2025 Aug 12 13:15:33 | 74.0247 | 0.02042 | 20.5214 | 149.7999 | 347.6145 | 12.16134 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 17:21:05 | 74.0255 | 0.02043 | 21.0063 | 158.0101 | 347.6145 | 12.16134 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 17:21:05 | 74.0255 | 0.02043 | 21.0063 | 158.0101 | 347.6145 | 12.16134 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 17:21:05 | 74.0255 | 0.02043 | 21.0063 | 158.0101 | 347.6145 | 12.16134 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 17:21:05 | 74.0255 | 0.02043 | 21.0063 | 158.0101 | 347.6145 | 12.16134 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 17:21:05 | 74.0255 | 0.02043 | 21.0063 | 158.0101 | 347.6145 | 12.16134 | – |
| 2025 Aug 05 17:56 | 2025 Jul 31 17:01:28 | 74.0249 | 0.02044 | 21.5066 | 166.4744 | 347.6145 | 12.16134 | – |
| 2025 Aug 04 17:56 | 2025 Jul 31 17:01:28 | 74.0249 | 0.02044 | 21.5066 | 166.4744 | 347.6145 | 12.16134 | – |