Orbital elements of COSMOS 1691 DEB
| Launched | 8 October 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 18565 |
| 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 15 18:58 | 2025 Dec 11 19:43:36 | 82.4791 | 0.01138 | 18.4496 | 288.2139 | 98.4796 | 13.63879 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 19:43:36 | 82.4791 | 0.01138 | 18.4496 | 288.2139 | 98.4796 | 13.63879 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 19:43:36 | 82.4791 | 0.01138 | 18.4496 | 288.2139 | 98.4796 | 13.63879 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 19:43:36 | 82.4791 | 0.01138 | 18.4496 | 288.2139 | 98.4796 | 13.63879 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 07:10:51 | 82.4788 | 0.01161 | 18.6830 | 299.4206 | 98.4796 | 13.63879 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 07:10:51 | 82.4788 | 0.01161 | 18.6830 | 299.4206 | 98.4796 | 13.63879 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 07:10:51 | 82.4788 | 0.01161 | 18.6830 | 299.4206 | 98.4796 | 13.63879 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 07:10:51 | 82.4788 | 0.01161 | 18.6830 | 299.4206 | 98.4796 | 13.63879 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 07:10:51 | 82.4788 | 0.01161 | 18.6830 | 299.4206 | 98.4796 | 13.63879 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 08:25:15 | 82.4827 | 0.01186 | 18.9899 | 314.0605 | 98.4796 | 13.63879 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 08:25:15 | 82.4827 | 0.01186 | 18.9899 | 314.0605 | 98.4796 | 13.63879 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 08:25:15 | 82.4827 | 0.01186 | 18.9899 | 314.0605 | 98.4796 | 13.63879 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 08:25:15 | 82.4827 | 0.01186 | 18.9899 | 314.0605 | 98.4796 | 13.63879 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 08:25:15 | 82.4827 | 0.01186 | 18.9899 | 314.0605 | 98.4796 | 13.63879 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 09:15:05 | 82.4850 | 0.01204 | 19.3489 | 330.4656 | 98.4796 | 13.63879 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 09:15:05 | 82.4850 | 0.01204 | 19.3489 | 330.4656 | 98.4796 | 13.63879 | – |
| 2025 Nov 28 18:57 | 2025 Nov 24 09:15:05 | 82.4850 | 0.01204 | 19.3489 | 330.4656 | 98.4796 | 13.63879 | – |
| 2025 Nov 27 18:57 | 2025 Nov 24 09:15:05 | 82.4850 | 0.01204 | 19.3489 | 330.4656 | 98.4796 | 13.63879 | – |
| 2025 Nov 26 18:57 | 2025 Nov 24 09:15:05 | 82.4850 | 0.01204 | 19.3489 | 330.4656 | 98.4796 | 13.63879 | – |
| 2025 Nov 25 18:57 | 2025 Nov 24 09:15:05 | 82.4850 | 0.01204 | 19.3489 | 330.4656 | 98.4796 | 13.63879 | – |
| 2025 Nov 24 18:56 | 2025 Nov 19 05:15:33 | 82.4897 | 0.01199 | 19.6153 | 343.2000 | 98.4796 | 13.63879 | – |
| 2025 Nov 23 18:57 | 2025 Nov 19 05:15:33 | 82.4897 | 0.01199 | 19.6153 | 343.2000 | 98.4796 | 13.63879 | – |
| 2025 Nov 21 18:57 | 2025 Nov 19 05:15:33 | 82.4897 | 0.01199 | 19.6153 | 343.2000 | 98.4796 | 13.63879 | – |
| 2025 Nov 20 18:56 | 2025 Nov 19 05:15:33 | 82.4897 | 0.01199 | 19.6153 | 343.2000 | 98.4796 | 13.63879 | – |
| 2025 Nov 18 18:57 | 2025 Nov 07 23:55:34 | 82.4890 | 0.01172 | 20.1929 | 11.1468 | 98.4796 | 13.63879 | – |