Orbital elements of COSMOS 1690
| Launched | 8 October 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 16138 |
| 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 Nov 03 18:57 | 2025 Nov 02 09:47:55 | 82.6116 | 0.00230 | 0.4153 | 92.8033 | 278.2121 | 12.66098 | 8.243 |
| 2025 Nov 02 18:57 | 2025 Oct 29 10:58:17 | 82.6121 | 0.00230 | 0.5838 | 101.4132 | 278.2121 | 12.66098 | 8.243 |
| 2025 Nov 01 18:58 | 2025 Oct 29 10:58:17 | 82.6121 | 0.00230 | 0.5838 | 101.4132 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 31 18:57 | 2025 Oct 29 10:58:17 | 82.6121 | 0.00230 | 0.5838 | 101.4132 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 30 18:57 | 2025 Oct 29 10:58:17 | 82.6121 | 0.00230 | 0.5838 | 101.4132 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 29 18:57 | 2025 Oct 29 10:58:17 | 82.6121 | 0.00230 | 0.5838 | 101.4132 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 28 18:57 | 2025 Oct 23 17:17:54 | 82.6127 | 0.00229 | 0.8285 | 113.9136 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 27 18:57 | 2025 Oct 23 17:17:54 | 82.6127 | 0.00229 | 0.8285 | 113.9136 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 26 18:57 | 2025 Oct 23 17:17:54 | 82.6127 | 0.00229 | 0.8285 | 113.9136 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 25 17:57 | 2025 Oct 23 17:17:54 | 82.6127 | 0.00229 | 0.8285 | 113.9136 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 24 17:57 | 2025 Oct 23 17:17:54 | 82.6127 | 0.00229 | 0.8285 | 113.9136 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 22 17:56 | 2025 Oct 18 07:50:37 | 82.6130 | 0.00229 | 1.0585 | 125.6858 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 21 17:56 | 2025 Oct 18 07:50:37 | 82.6130 | 0.00229 | 1.0585 | 125.6858 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 20 17:56 | 2025 Oct 18 07:50:37 | 82.6130 | 0.00229 | 1.0585 | 125.6858 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 19 17:56 | 2025 Oct 18 07:50:37 | 82.6130 | 0.00229 | 1.0585 | 125.6858 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 18 17:56 | 2025 Oct 18 07:50:37 | 82.6130 | 0.00229 | 1.0585 | 125.6858 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 17 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 16 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 15 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 14 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 12 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 11 17:57 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 09 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 08 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |
| 2025 Oct 07 17:56 | 2025 Oct 07 08:10:32 | 82.6124 | 0.00226 | 1.5270 | 149.7502 | 278.2121 | 12.66098 | 8.243 |