Orbital elements of SL-8 DEB
| Launched | 4 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21257 |
| 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 Mar 17 18:56 | 2026 Mar 15 01:11:56 | 82.9220 | 0.00338 | 1.4816 | 117.2891 | 359.4683 | 13.78138 | – |
| 2026 Mar 16 18:57 | 2026 Mar 15 01:11:56 | 82.9220 | 0.00338 | 1.4816 | 117.2891 | 359.4683 | 13.78138 | – |
| 2026 Mar 15 18:56 | 2026 Mar 15 01:11:56 | 82.9220 | 0.00338 | 1.4816 | 117.2891 | 359.4683 | 13.78138 | – |
| 2026 Mar 14 18:56 | 2026 Mar 10 07:58:34 | 82.9213 | 0.00336 | 1.7165 | 130.1683 | 359.4683 | 13.78138 | – |
| 2026 Mar 13 18:57 | 2026 Mar 10 07:58:34 | 82.9213 | 0.00336 | 1.7165 | 130.1683 | 359.4683 | 13.78138 | – |
| 2026 Mar 12 18:57 | 2026 Mar 10 07:58:34 | 82.9213 | 0.00336 | 1.7165 | 130.1683 | 359.4683 | 13.78138 | – |
| 2026 Mar 11 18:56 | 2026 Mar 10 07:58:34 | 82.9213 | 0.00336 | 1.7165 | 130.1683 | 359.4683 | 13.78138 | – |
| 2026 Mar 10 18:56 | 2026 Mar 10 07:58:34 | 82.9213 | 0.00336 | 1.7165 | 130.1683 | 359.4683 | 13.78138 | – |
| 2026 Mar 09 18:56 | 2026 Mar 04 09:14:23 | 82.9201 | 0.00332 | 2.0127 | 146.4781 | 359.4683 | 13.78138 | – |
| 2026 Mar 08 18:57 | 2026 Mar 04 09:14:23 | 82.9201 | 0.00332 | 2.0127 | 146.4781 | 359.4683 | 13.78138 | – |
| 2026 Mar 07 18:57 | 2026 Mar 04 09:14:23 | 82.9201 | 0.00332 | 2.0127 | 146.4781 | 359.4683 | 13.78138 | – |
| 2026 Mar 06 18:56 | 2026 Mar 04 09:14:23 | 82.9201 | 0.00332 | 2.0127 | 146.4781 | 359.4683 | 13.78138 | – |
| 2026 Mar 05 18:56 | 2026 Mar 04 09:14:23 | 82.9201 | 0.00332 | 2.0127 | 146.4781 | 359.4683 | 13.78138 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 09:14:23 | 82.9201 | 0.00332 | 2.0127 | 146.4781 | 359.4683 | 13.78138 | – |
| 2026 Mar 03 18:56 | 2026 Feb 26 03:12:18 | 82.9190 | 0.00329 | 2.3242 | 163.8431 | 359.4683 | 13.78138 | – |
| 2026 Mar 02 18:57 | 2026 Feb 26 03:12:18 | 82.9190 | 0.00329 | 2.3242 | 163.8431 | 359.4683 | 13.78138 | – |
| 2026 Mar 01 18:57 | 2026 Feb 26 03:12:18 | 82.9190 | 0.00329 | 2.3242 | 163.8431 | 359.4683 | 13.78138 | – |
| 2026 Feb 28 18:56 | 2026 Feb 26 03:12:18 | 82.9190 | 0.00329 | 2.3242 | 163.8431 | 359.4683 | 13.78138 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 03:12:18 | 82.9190 | 0.00329 | 2.3242 | 163.8431 | 359.4683 | 13.78138 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 03:12:18 | 82.9190 | 0.00329 | 2.3242 | 163.8431 | 359.4683 | 13.78138 | – |