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 | 21177 |
| 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 16 17:57 | 2026 Apr 13 04:52:47 | 74.1081 | 0.01455 | 11.6281 | 168.7107 | 221.6432 | 12.13553 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 04:52:47 | 74.1081 | 0.01455 | 11.6281 | 168.7107 | 221.6432 | 12.13553 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 04:52:47 | 74.1081 | 0.01455 | 11.6281 | 168.7107 | 221.6432 | 12.13553 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 06:20:32 | 74.1087 | 0.01456 | 12.0346 | 175.6379 | 221.6432 | 12.13553 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 06:20:32 | 74.1087 | 0.01456 | 12.0346 | 175.6379 | 221.6432 | 12.13553 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 06:20:32 | 74.1087 | 0.01456 | 12.0346 | 175.6379 | 221.6432 | 12.13553 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 06:20:32 | 74.1087 | 0.01456 | 12.0346 | 175.6379 | 221.6432 | 12.13553 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 06:20:32 | 74.1087 | 0.01456 | 12.0346 | 175.6379 | 221.6432 | 12.13553 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:45:04 | 74.1086 | 0.01457 | 12.5305 | 184.1036 | 221.6432 | 12.13553 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:45:04 | 74.1086 | 0.01457 | 12.5305 | 184.1036 | 221.6432 | 12.13553 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:45:04 | 74.1086 | 0.01457 | 12.5305 | 184.1036 | 221.6432 | 12.13553 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:45:04 | 74.1086 | 0.01457 | 12.5305 | 184.1036 | 221.6432 | 12.13553 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 05:45:04 | 74.1086 | 0.01457 | 12.5305 | 184.1036 | 221.6432 | 12.13553 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:45:04 | 74.1086 | 0.01457 | 12.5305 | 184.1036 | 221.6432 | 12.13553 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 09:49:01 | 74.1089 | 0.01458 | 13.0927 | 193.6813 | 221.6432 | 12.13553 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 09:49:01 | 74.1089 | 0.01458 | 13.0927 | 193.6813 | 221.6432 | 12.13553 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 09:49:01 | 74.1089 | 0.01458 | 13.0927 | 193.6813 | 221.6432 | 12.13553 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 09:49:01 | 74.1089 | 0.01458 | 13.0927 | 193.6813 | 221.6432 | 12.13553 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 09:49:01 | 74.1089 | 0.01458 | 13.0927 | 193.6813 | 221.6432 | 12.13553 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 09:49:01 | 74.1089 | 0.01458 | 13.0927 | 193.6813 | 221.6432 | 12.13553 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 09:19:27 | 74.1078 | 0.01458 | 13.5882 | 202.1319 | 221.6432 | 12.13553 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 09:19:27 | 74.1078 | 0.01458 | 13.5882 | 202.1319 | 221.6432 | 12.13553 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 09:19:27 | 74.1078 | 0.01458 | 13.5882 | 202.1319 | 221.6432 | 12.13553 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 09:19:27 | 74.1078 | 0.01458 | 13.5882 | 202.1319 | 221.6432 | 12.13553 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 09:19:27 | 74.1078 | 0.01458 | 13.5882 | 202.1319 | 221.6432 | 12.13553 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 09:19:27 | 74.1078 | 0.01458 | 13.5882 | 202.1319 | 221.6432 | 12.13553 | – |