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 | 16271 |
| 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 Sep 15 17:56 | 2025 Sep 14 00:34:40 | 82.6018 | 0.00064 | 6.0101 | 46.7772 | 108.6910 | 12.63023 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 00:19:29 | 82.6031 | 0.00066 | 6.4775 | 67.9764 | 108.6910 | 12.63023 | – |
| 2025 Sep 02 17:56 | 2025 Aug 24 00:19:02 | 82.6046 | 0.00067 | 6.9021 | 86.7897 | 108.6910 | 12.63023 | – |
| 2025 Sep 01 17:56 | 2025 Aug 24 00:19:02 | 82.6046 | 0.00067 | 6.9021 | 86.7897 | 108.6910 | 12.63023 | – |
| 2025 Aug 31 17:56 | 2025 Aug 24 00:19:02 | 82.6046 | 0.00067 | 6.9021 | 86.7897 | 108.6910 | 12.63023 | – |
| 2025 Aug 30 17:56 | 2025 Aug 24 00:19:02 | 82.6046 | 0.00067 | 6.9021 | 86.7897 | 108.6910 | 12.63023 | – |
| 2025 Aug 29 17:56 | 2025 Aug 24 00:19:02 | 82.6046 | 0.00067 | 6.9021 | 86.7897 | 108.6910 | 12.63023 | – |
| 2025 Aug 28 17:57 | 2025 Aug 24 00:19:02 | 82.6046 | 0.00067 | 6.9021 | 86.7897 | 108.6910 | 12.63023 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 03:10:47 | 82.6050 | 0.00067 | 6.9819 | 90.3230 | 108.6910 | 12.63023 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 03:10:47 | 82.6050 | 0.00067 | 6.9819 | 90.3230 | 108.6910 | 12.63023 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 03:10:47 | 82.6050 | 0.00067 | 6.9819 | 90.3230 | 108.6910 | 12.63023 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 03:10:47 | 82.6050 | 0.00067 | 6.9819 | 90.3230 | 108.6910 | 12.63023 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 03:10:47 | 82.6050 | 0.00067 | 6.9819 | 90.3230 | 108.6910 | 12.63023 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 03:22:19 | 82.6060 | 0.00066 | 7.1937 | 99.7802 | 108.6910 | 12.63023 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 03:22:19 | 82.6060 | 0.00066 | 7.1937 | 99.7802 | 108.6910 | 12.63023 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 03:22:19 | 82.6060 | 0.00066 | 7.1937 | 99.7802 | 108.6910 | 12.63023 | – |