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 | 21138 |
| 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 Jun 15 17:56 | 2026 Jun 11 16:30:35 | 74.0829 | 0.02169 | 20.1353 | 251.9230 | 117.6336 | 12.29191 | – |
| 2026 Jun 14 17:57 | 2026 Jun 11 16:30:35 | 74.0829 | 0.02169 | 20.1353 | 251.9230 | 117.6336 | 12.29191 | – |
| 2026 Jun 13 17:56 | 2026 Jun 11 16:30:35 | 74.0829 | 0.02169 | 20.1353 | 251.9230 | 117.6336 | 12.29191 | – |
| 2026 Jun 12 17:56 | 2026 Jun 11 16:30:35 | 74.0829 | 0.02169 | 20.1353 | 251.9230 | 117.6336 | 12.29191 | – |
| 2026 Jun 11 17:57 | 2026 Jun 07 04:02:29 | 74.0826 | 0.02169 | 20.5195 | 258.4744 | 117.6336 | 12.29191 | – |
| 2026 Jun 10 17:56 | 2026 Jun 07 04:02:29 | 74.0826 | 0.02169 | 20.5195 | 258.4744 | 117.6336 | 12.29191 | – |
| 2026 Jun 09 17:57 | 2026 Jun 07 04:02:29 | 74.0826 | 0.02169 | 20.5195 | 258.4744 | 117.6336 | 12.29191 | – |
| 2026 Jun 08 17:56 | 2026 Jun 07 04:02:29 | 74.0826 | 0.02169 | 20.5195 | 258.4744 | 117.6336 | 12.29191 | – |
| 2026 Jun 07 17:56 | 2026 Jun 07 04:02:29 | 74.0826 | 0.02169 | 20.5195 | 258.4744 | 117.6336 | 12.29191 | – |
| 2026 Jun 06 17:56 | 2026 May 31 11:04:09 | 74.0824 | 0.02169 | 21.0897 | 268.1989 | 117.6336 | 12.29191 | – |
| 2026 Jun 05 17:56 | 2026 May 31 11:04:09 | 74.0824 | 0.02169 | 21.0897 | 268.1989 | 117.6336 | 12.29191 | – |
| 2026 Jun 04 17:57 | 2026 May 31 11:04:09 | 74.0824 | 0.02169 | 21.0897 | 268.1989 | 117.6336 | 12.29191 | – |
| 2026 Jun 02 17:56 | 2026 May 31 11:04:09 | 74.0824 | 0.02169 | 21.0897 | 268.1989 | 117.6336 | 12.29191 | – |
| 2026 Jun 01 17:57 | 2026 May 31 11:04:09 | 74.0824 | 0.02169 | 21.0897 | 268.1989 | 117.6336 | 12.29191 | – |
| 2026 May 31 17:58 | 2026 May 31 11:04:09 | 74.0824 | 0.02169 | 21.0897 | 268.1989 | 117.6336 | 12.29191 | – |
| 2026 May 30 17:57 | 2026 May 26 06:52:25 | 74.0822 | 0.02169 | 21.5296 | 275.7043 | 117.6336 | 12.29191 | – |
| 2026 May 29 17:57 | 2026 May 26 06:52:25 | 74.0822 | 0.02169 | 21.5296 | 275.7043 | 117.6336 | 12.29191 | – |
| 2026 May 28 17:56 | 2026 May 26 06:52:25 | 74.0822 | 0.02169 | 21.5296 | 275.7043 | 117.6336 | 12.29191 | – |
| 2026 May 27 17:57 | 2026 May 26 06:52:25 | 74.0822 | 0.02169 | 21.5296 | 275.7043 | 117.6336 | 12.29191 | – |
| 2026 May 26 17:57 | 2026 May 26 06:52:25 | 74.0822 | 0.02169 | 21.5296 | 275.7043 | 117.6336 | 12.29191 | – |
| 2026 May 25 17:57 | 2026 May 21 12:47:09 | 74.0821 | 0.02169 | 21.9338 | 282.5926 | 117.6336 | 12.29191 | – |
| 2026 May 24 17:57 | 2026 May 21 12:47:09 | 74.0821 | 0.02169 | 21.9338 | 282.5926 | 117.6336 | 12.29191 | – |
| 2026 May 23 17:58 | 2026 May 21 12:47:09 | 74.0821 | 0.02169 | 21.9338 | 282.5926 | 117.6336 | 12.29191 | – |
| 2026 May 22 17:57 | 2026 May 21 12:47:09 | 74.0821 | 0.02169 | 21.9338 | 282.5926 | 117.6336 | 12.29191 | – |
| 2026 May 21 17:57 | 2026 May 21 12:47:09 | 74.0821 | 0.02169 | 21.9338 | 282.5926 | 117.6336 | 12.29191 | – |
| 2026 May 20 17:57 | 2026 May 16 13:38:37 | 74.0827 | 0.02169 | 22.3558 | 289.7879 | 117.6336 | 12.29191 | – |
| 2026 May 19 17:58 | 2026 May 16 13:38:37 | 74.0827 | 0.02169 | 22.3558 | 289.7879 | 117.6336 | 12.29191 | – |