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 | 21861 |
| 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 Apr 28 17:56 | 2026 Apr 20 11:52:35 | 74.0205 | 0.01389 | 7.4983 | 229.8354 | 292.2646 | 12.25150 | – |
| 2026 Apr 27 17:58 | 2026 Apr 20 11:52:35 | 74.0205 | 0.01389 | 7.4983 | 229.8354 | 292.2646 | 12.25150 | – |
| 2026 Apr 26 17:58 | 2026 Apr 20 11:52:35 | 74.0205 | 0.01389 | 7.4983 | 229.8354 | 292.2646 | 12.25150 | – |
| 2026 Apr 25 17:58 | 2026 Apr 20 11:52:35 | 74.0205 | 0.01389 | 7.4983 | 229.8354 | 292.2646 | 12.25150 | – |
| 2026 Apr 24 17:59 | 2026 Apr 20 11:52:35 | 74.0205 | 0.01389 | 7.4983 | 229.8354 | 292.2646 | 12.25150 | – |
| 2026 Apr 23 17:57 | 2026 Apr 14 10:49:15 | 74.0208 | 0.01389 | 8.0097 | 238.4632 | 292.2646 | 12.25150 | – |
| 2026 Apr 22 17:57 | 2026 Apr 14 10:49:15 | 74.0208 | 0.01389 | 8.0097 | 238.4632 | 292.2646 | 12.25150 | – |
| 2026 Apr 21 17:57 | 2026 Apr 14 10:49:15 | 74.0208 | 0.01389 | 8.0097 | 238.4632 | 292.2646 | 12.25150 | – |
| 2026 Apr 20 17:57 | 2026 Apr 14 10:49:15 | 74.0208 | 0.01389 | 8.0097 | 238.4632 | 292.2646 | 12.25150 | – |
| 2026 Apr 19 17:58 | 2026 Apr 14 10:49:15 | 74.0208 | 0.01389 | 8.0097 | 238.4632 | 292.2646 | 12.25150 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:49:19 | 74.0209 | 0.01389 | 8.1296 | 240.4821 | 292.2646 | 12.25150 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:49:19 | 74.0209 | 0.01389 | 8.1296 | 240.4821 | 292.2646 | 12.25150 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:49:19 | 74.0209 | 0.01389 | 8.1296 | 240.4821 | 292.2646 | 12.25150 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:49:19 | 74.0209 | 0.01389 | 8.1296 | 240.4821 | 292.2646 | 12.25150 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 01:46:08 | 74.0210 | 0.01388 | 8.6339 | 248.9516 | 292.2646 | 12.25150 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 01:46:08 | 74.0210 | 0.01388 | 8.6339 | 248.9516 | 292.2646 | 12.25150 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 01:46:08 | 74.0210 | 0.01388 | 8.6339 | 248.9516 | 292.2646 | 12.25150 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 01:46:08 | 74.0210 | 0.01388 | 8.6339 | 248.9516 | 292.2646 | 12.25150 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 01:46:08 | 74.0210 | 0.01388 | 8.6339 | 248.9516 | 292.2646 | 12.25150 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 02:14:13 | 74.0213 | 0.01386 | 9.0552 | 256.0037 | 292.2646 | 12.25150 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 02:14:13 | 74.0213 | 0.01386 | 9.0552 | 256.0037 | 292.2646 | 12.25150 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 02:14:13 | 74.0213 | 0.01386 | 9.0552 | 256.0037 | 292.2646 | 12.25150 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 02:14:13 | 74.0213 | 0.01386 | 9.0552 | 256.0037 | 292.2646 | 12.25150 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 02:14:13 | 74.0213 | 0.01386 | 9.0552 | 256.0037 | 292.2646 | 12.25150 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 02:14:13 | 74.0213 | 0.01386 | 9.0552 | 256.0037 | 292.2646 | 12.25150 | – |