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 | 21166 |
| 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 |
| 2025 Dec 27 18:57 | 2025 Dec 26 13:19:00 | 74.0631 | 0.01219 | 6.2098 | 177.1439 | 195.1275 | 12.19238 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 13:19:00 | 74.0631 | 0.01219 | 6.2098 | 177.1439 | 195.1275 | 12.19238 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 00:43:27 | 74.0628 | 0.01221 | 6.7542 | 186.3664 | 195.1275 | 12.19238 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 00:43:27 | 74.0628 | 0.01221 | 6.7542 | 186.3664 | 195.1275 | 12.19238 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 00:43:27 | 74.0628 | 0.01221 | 6.7542 | 186.3664 | 195.1275 | 12.19238 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 00:43:27 | 74.0628 | 0.01221 | 6.7542 | 186.3664 | 195.1275 | 12.19238 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 00:43:27 | 74.0628 | 0.01221 | 6.7542 | 186.3664 | 195.1275 | 12.19238 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 00:43:27 | 74.0628 | 0.01221 | 6.7542 | 186.3664 | 195.1275 | 12.19238 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 01:22:31 | 74.0618 | 0.01222 | 7.4195 | 197.6364 | 195.1275 | 12.19238 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:31:43 | 74.0612 | 0.01223 | 7.8292 | 204.5793 | 195.1275 | 12.19238 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:31:43 | 74.0612 | 0.01223 | 7.8292 | 204.5793 | 195.1275 | 12.19238 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:31:43 | 74.0612 | 0.01223 | 7.8292 | 204.5793 | 195.1275 | 12.19238 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 03:31:43 | 74.0612 | 0.01223 | 7.8292 | 204.5793 | 195.1275 | 12.19238 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:31:43 | 74.0612 | 0.01223 | 7.8292 | 204.5793 | 195.1275 | 12.19238 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 10:29:57 | 74.0605 | 0.01223 | 8.2222 | 211.2236 | 195.1275 | 12.19238 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 10:29:57 | 74.0605 | 0.01223 | 8.2222 | 211.2236 | 195.1275 | 12.19238 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 10:29:57 | 74.0605 | 0.01223 | 8.2222 | 211.2236 | 195.1275 | 12.19238 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 10:29:57 | 74.0605 | 0.01223 | 8.2222 | 211.2236 | 195.1275 | 12.19238 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 10:29:57 | 74.0605 | 0.01223 | 8.2222 | 211.2236 | 195.1275 | 12.19238 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:20:48 | 74.0598 | 0.01224 | 8.8034 | 221.0636 | 195.1275 | 12.19238 | – |