Orbital elements of COSMOS 1691
| Launched | 8 October 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16139 |
| 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 |
| 2024 May 06 17:52 | 2024 May 02 03:14:39 | 82.6128 | 0.00016 | 4.2011 | 92.5035 | 279.6905 | 12.62441 | 8.743 |
| 2024 May 05 17:52 | 2024 May 02 03:14:39 | 82.6128 | 0.00016 | 4.2011 | 92.5035 | 279.6905 | 12.62441 | 8.743 |
| 2024 May 04 17:52 | 2024 May 02 03:14:39 | 82.6128 | 0.00016 | 4.2011 | 92.5035 | 279.6905 | 12.62441 | 8.743 |
| 2024 May 03 17:52 | 2024 May 02 03:14:39 | 82.6128 | 0.00016 | 4.2011 | 92.5035 | 279.6905 | 12.62441 | 8.743 |
| 2024 May 02 17:52 | 2024 May 02 03:14:39 | 82.6128 | 0.00016 | 4.2011 | 92.5035 | 279.6905 | 12.62441 | 8.743 |
| 2024 May 01 17:54 | 2024 Apr 27 08:02:51 | 82.6120 | 0.00015 | 4.4044 | 94.9264 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 30 17:57 | 2024 Apr 27 08:02:51 | 82.6120 | 0.00015 | 4.4044 | 94.9264 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 29 17:52 | 2024 Apr 27 08:02:51 | 82.6120 | 0.00015 | 4.4044 | 94.9264 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 28 17:52 | 2024 Apr 27 08:02:51 | 82.6120 | 0.00015 | 4.4044 | 94.9264 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 27 17:58 | 2024 Apr 27 08:02:51 | 82.6120 | 0.00015 | 4.4044 | 94.9264 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 26 17:54 | 2024 Apr 21 22:06:25 | 82.6109 | 0.00014 | 4.6337 | 98.2094 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 25 17:55 | 2024 Apr 21 22:06:25 | 82.6109 | 0.00014 | 4.6337 | 98.2094 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 24 17:53 | 2024 Apr 21 22:06:25 | 82.6109 | 0.00014 | 4.6337 | 98.2094 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 23 17:53 | 2024 Apr 21 22:06:25 | 82.6109 | 0.00014 | 4.6337 | 98.2094 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 22 17:52 | 2024 Apr 21 22:06:25 | 82.6109 | 0.00014 | 4.6337 | 98.2094 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 21 17:53 | 2024 Apr 16 09:33:58 | 82.6098 | 0.00013 | 4.8677 | 100.7867 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 20 17:52 | 2024 Apr 16 09:33:58 | 82.6098 | 0.00013 | 4.8677 | 100.7867 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 19 17:53 | 2024 Apr 16 09:33:58 | 82.6098 | 0.00013 | 4.8677 | 100.7867 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 18 17:57 | 2024 Apr 16 09:33:58 | 82.6098 | 0.00013 | 4.8677 | 100.7867 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 17 17:53 | 2024 Apr 16 09:33:58 | 82.6098 | 0.00013 | 4.8677 | 100.7867 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 16 17:53 | 2024 Apr 16 09:33:58 | 82.6098 | 0.00013 | 4.8677 | 100.7867 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 15 17:54 | 2024 Apr 09 15:55:17 | 82.6085 | 0.00013 | 5.1531 | 103.4589 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 14 17:53 | 2024 Apr 09 15:55:17 | 82.6085 | 0.00013 | 5.1531 | 103.4589 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 13 17:53 | 2024 Apr 09 15:55:17 | 82.6085 | 0.00013 | 5.1531 | 103.4589 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 12 17:53 | 2024 Apr 09 15:55:17 | 82.6085 | 0.00013 | 5.1531 | 103.4589 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 11 17:54 | 2024 Apr 09 15:55:17 | 82.6085 | 0.00013 | 5.1531 | 103.4589 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 10 17:56 | 2024 Apr 09 15:55:17 | 82.6085 | 0.00013 | 5.1531 | 103.4589 | 279.6905 | 12.62441 | 8.743 |
| 2024 Apr 09 17:56 | 2024 Apr 05 04:32:23 | 82.6077 | 0.00012 | 5.3427 | 105.1005 | 279.6905 | 12.62441 | 8.743 |