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 | 21173 |
| 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 Jan 19 18:57 | 2026 Jan 16 14:28:43 | 74.1107 | 0.01355 | 7.3405 | 75.4307 | 36.7304 | 12.19280 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 14:28:43 | 74.1107 | 0.01355 | 7.3405 | 75.4307 | 36.7304 | 12.19280 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 14:28:43 | 74.1107 | 0.01355 | 7.3405 | 75.4307 | 36.7304 | 12.19280 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 14:28:43 | 74.1107 | 0.01355 | 7.3405 | 75.4307 | 36.7304 | 12.19280 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 10:12:06 | 74.1108 | 0.01355 | 7.7714 | 82.8654 | 36.7304 | 12.19280 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 10:12:06 | 74.1108 | 0.01355 | 7.7714 | 82.8654 | 36.7304 | 12.19280 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 10:12:06 | 74.1108 | 0.01355 | 7.7714 | 82.8654 | 36.7304 | 12.19280 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 08:05:44 | 74.1104 | 0.01355 | 8.1947 | 90.1701 | 36.7304 | 12.19280 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 08:05:44 | 74.1104 | 0.01355 | 8.1947 | 90.1701 | 36.7304 | 12.19280 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 08:05:44 | 74.1104 | 0.01355 | 8.1947 | 90.1701 | 36.7304 | 12.19280 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 08:05:44 | 74.1104 | 0.01355 | 8.1947 | 90.1701 | 36.7304 | 12.19280 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 08:05:44 | 74.1104 | 0.01355 | 8.1947 | 90.1701 | 36.7304 | 12.19280 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 12:21:45 | 74.1101 | 0.01356 | 8.6791 | 98.5325 | 36.7304 | 12.19280 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 12:21:45 | 74.1101 | 0.01356 | 8.6791 | 98.5325 | 36.7304 | 12.19280 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 12:21:45 | 74.1101 | 0.01356 | 8.6791 | 98.5325 | 36.7304 | 12.19280 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 12:21:45 | 74.1101 | 0.01356 | 8.6791 | 98.5325 | 36.7304 | 12.19280 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 12:21:45 | 74.1101 | 0.01356 | 8.6791 | 98.5325 | 36.7304 | 12.19280 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 12:11:40 | 74.1091 | 0.01357 | 9.0957 | 105.7253 | 36.7304 | 12.19280 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 12:11:40 | 74.1091 | 0.01357 | 9.0957 | 105.7253 | 36.7304 | 12.19280 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 12:11:40 | 74.1091 | 0.01357 | 9.0957 | 105.7253 | 36.7304 | 12.19280 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 12:11:40 | 74.1091 | 0.01357 | 9.0957 | 105.7253 | 36.7304 | 12.19280 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 12:11:40 | 74.1091 | 0.01357 | 9.0957 | 105.7253 | 36.7304 | 12.19280 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 14:29:16 | 74.1080 | 0.01357 | 9.5870 | 114.1882 | 36.7304 | 12.19280 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 14:29:16 | 74.1080 | 0.01357 | 9.5870 | 114.1882 | 36.7304 | 12.19280 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 14:29:16 | 74.1080 | 0.01357 | 9.5870 | 114.1882 | 36.7304 | 12.19280 | – |