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 |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:12:51 | 74.1076 | 0.01358 | 10.2814 | 126.1511 | 55.6841 | 12.19280 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:12:51 | 74.1076 | 0.01358 | 10.2814 | 126.1511 | 55.6841 | 12.19280 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 06:12:51 | 74.1076 | 0.01358 | 10.2814 | 126.1511 | 55.6841 | 12.19280 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 06:12:51 | 74.1076 | 0.01358 | 10.2814 | 126.1511 | 55.6841 | 12.19280 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:12:51 | 74.1076 | 0.01358 | 10.2814 | 126.1511 | 55.6841 | 12.19280 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 06:06:42 | 74.1074 | 0.01359 | 10.6978 | 133.3244 | 55.6841 | 12.19280 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 06:06:42 | 74.1074 | 0.01359 | 10.6978 | 133.3244 | 55.6841 | 12.19280 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 06:06:42 | 74.1074 | 0.01359 | 10.6978 | 133.3244 | 55.6841 | 12.19280 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 06:06:42 | 74.1074 | 0.01359 | 10.6978 | 133.3244 | 55.6841 | 12.19280 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:06:42 | 74.1074 | 0.01359 | 10.6978 | 133.3244 | 55.6841 | 12.19280 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 23:44:57 | 74.1075 | 0.01360 | 11.1359 | 140.8607 | 55.6841 | 12.19280 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 23:44:57 | 74.1075 | 0.01360 | 11.1359 | 140.8607 | 55.6841 | 12.19280 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 23:44:57 | 74.1075 | 0.01360 | 11.1359 | 140.8607 | 55.6841 | 12.19280 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 23:44:57 | 74.1075 | 0.01360 | 11.1359 | 140.8607 | 55.6841 | 12.19280 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 23:44:57 | 74.1075 | 0.01360 | 11.1359 | 140.8607 | 55.6841 | 12.19280 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 08:39:35 | 74.1081 | 0.01361 | 11.6875 | 150.3432 | 55.6841 | 12.19280 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 08:39:35 | 74.1081 | 0.01361 | 11.6875 | 150.3432 | 55.6841 | 12.19280 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 08:39:35 | 74.1081 | 0.01361 | 11.6875 | 150.3432 | 55.6841 | 12.19280 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 08:39:35 | 74.1081 | 0.01361 | 11.6875 | 150.3432 | 55.6841 | 12.19280 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 08:39:35 | 74.1081 | 0.01361 | 11.6875 | 150.3432 | 55.6841 | 12.19280 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 08:39:35 | 74.1081 | 0.01361 | 11.6875 | 150.3432 | 55.6841 | 12.19280 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 02:14:11 | 74.1087 | 0.01362 | 12.1259 | 157.8868 | 55.6841 | 12.19280 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 02:14:11 | 74.1087 | 0.01362 | 12.1259 | 157.8868 | 55.6841 | 12.19280 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 02:14:11 | 74.1087 | 0.01362 | 12.1259 | 157.8868 | 55.6841 | 12.19280 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 02:14:11 | 74.1087 | 0.01362 | 12.1259 | 157.8868 | 55.6841 | 12.19280 | – |