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 | 21173 |
| 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 00:40:47 | 74.1068 | 0.01371 | 17.6234 | 252.1876 | 136.0924 | 12.19277 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 01:10:48 | 74.1084 | 0.01371 | 18.6205 | 269.2077 | 136.0924 | 12.19277 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 14:09:28 | 74.1096 | 0.01371 | 19.1581 | 278.3880 | 136.0924 | 12.19277 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 14:09:28 | 74.1096 | 0.01371 | 19.1581 | 278.3880 | 136.0924 | 12.19277 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 14:09:28 | 74.1096 | 0.01371 | 19.1581 | 278.3880 | 136.0924 | 12.19277 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 14:09:28 | 74.1096 | 0.01371 | 19.1581 | 278.3880 | 136.0924 | 12.19277 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 14:09:28 | 74.1096 | 0.01371 | 19.1581 | 278.3880 | 136.0924 | 12.19277 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 14:09:28 | 74.1096 | 0.01371 | 19.1581 | 278.3880 | 136.0924 | 12.19277 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 07:29:35 | 74.1105 | 0.01370 | 19.5141 | 284.4710 | 136.0924 | 12.19277 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 07:29:35 | 74.1105 | 0.01370 | 19.5141 | 284.4710 | 136.0924 | 12.19277 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 07:29:35 | 74.1105 | 0.01370 | 19.5141 | 284.4710 | 136.0924 | 12.19277 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 07:29:35 | 74.1105 | 0.01370 | 19.5141 | 284.4710 | 136.0924 | 12.19277 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 07:29:35 | 74.1105 | 0.01370 | 19.5141 | 284.4710 | 136.0924 | 12.19277 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 22:06:44 | 74.1116 | 0.01370 | 19.9627 | 292.1490 | 136.0924 | 12.19277 | – |