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 | 21183 |
| 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 Jan 01 18:56 | 2025 Dec 31 02:52:19 | 74.1819 | 0.02167 | 16.1908 | 117.5230 | 49.9538 | 12.05594 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 02:52:19 | 74.1819 | 0.02167 | 16.1908 | 117.5230 | 49.9538 | 12.05594 | – |
| 2025 Dec 30 18:56 | 2025 Dec 25 16:52:44 | 74.1827 | 0.02167 | 16.6280 | 125.1105 | 49.9538 | 12.05594 | – |
| 2025 Dec 29 18:56 | 2025 Dec 25 16:52:44 | 74.1827 | 0.02167 | 16.6280 | 125.1105 | 49.9538 | 12.05594 | – |
| 2025 Dec 28 18:57 | 2025 Dec 25 16:52:44 | 74.1827 | 0.02167 | 16.6280 | 125.1105 | 49.9538 | 12.05594 | – |
| 2025 Dec 27 18:57 | 2025 Dec 25 16:52:44 | 74.1827 | 0.02167 | 16.6280 | 125.1105 | 49.9538 | 12.05594 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 16:52:44 | 74.1827 | 0.02167 | 16.6280 | 125.1105 | 49.9538 | 12.05594 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 12:00:14 | 74.1833 | 0.02168 | 17.0481 | 132.4013 | 49.9538 | 12.05594 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 12:00:14 | 74.1833 | 0.02168 | 17.0481 | 132.4013 | 49.9538 | 12.05594 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 12:00:14 | 74.1833 | 0.02168 | 17.0481 | 132.4013 | 49.9538 | 12.05594 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 12:00:14 | 74.1833 | 0.02168 | 17.0481 | 132.4013 | 49.9538 | 12.05594 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 12:00:14 | 74.1833 | 0.02168 | 17.0481 | 132.4013 | 49.9538 | 12.05594 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 12:00:14 | 74.1833 | 0.02168 | 17.0481 | 132.4013 | 49.9538 | 12.05594 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:36:48 | 74.1845 | 0.02169 | 17.7120 | 143.9373 | 49.9538 | 12.05594 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 07:21:57 | 74.1838 | 0.02170 | 18.1131 | 150.8995 | 49.9538 | 12.05594 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 07:21:57 | 74.1838 | 0.02170 | 18.1131 | 150.8995 | 49.9538 | 12.05594 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 07:21:57 | 74.1838 | 0.02170 | 18.1131 | 150.8995 | 49.9538 | 12.05594 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 07:21:57 | 74.1838 | 0.02170 | 18.1131 | 150.8995 | 49.9538 | 12.05594 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 07:21:57 | 74.1838 | 0.02170 | 18.1131 | 150.8995 | 49.9538 | 12.05594 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 07:37:33 | 74.1823 | 0.02170 | 18.5159 | 157.8885 | 49.9538 | 12.05594 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 07:37:33 | 74.1823 | 0.02170 | 18.5159 | 157.8885 | 49.9538 | 12.05594 | – |