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 |
| 2026 Jun 23 17:56 | 2026 Jun 22 12:42:08 | 82.6063 | 0.00204 | 14.5095 | 282.4416 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 22 17:56 | 2026 Jun 17 14:52:49 | 82.6069 | 0.00205 | 14.7189 | 294.2654 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 21 17:57 | 2026 Jun 17 14:52:49 | 82.6069 | 0.00205 | 14.7189 | 294.2654 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 20 17:56 | 2026 Jun 17 14:52:49 | 82.6069 | 0.00205 | 14.7189 | 294.2654 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 19 17:57 | 2026 Jun 17 14:52:49 | 82.6069 | 0.00205 | 14.7189 | 294.2654 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 18 17:56 | 2026 Jun 17 14:52:49 | 82.6069 | 0.00205 | 14.7189 | 294.2654 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 17 17:57 | 2026 Jun 17 14:52:49 | 82.6069 | 0.00205 | 14.7189 | 294.2654 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 16 17:55 | 2026 Jun 12 05:37:58 | 82.6072 | 0.00206 | 14.9487 | 307.2330 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 15 17:56 | 2026 Jun 12 05:37:58 | 82.6072 | 0.00206 | 14.9487 | 307.2330 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 14 17:57 | 2026 Jun 12 05:37:58 | 82.6072 | 0.00206 | 14.9487 | 307.2330 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 13 17:56 | 2026 Jun 12 05:37:58 | 82.6072 | 0.00206 | 14.9487 | 307.2330 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 12 17:56 | 2026 Jun 12 05:37:58 | 82.6072 | 0.00206 | 14.9487 | 307.2330 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 11 17:57 | 2026 Jun 06 23:09:03 | 82.6078 | 0.00207 | 15.1735 | 319.8470 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 10 17:56 | 2026 Jun 06 23:09:03 | 82.6078 | 0.00207 | 15.1735 | 319.8470 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 09 17:57 | 2026 Jun 06 23:09:03 | 82.6078 | 0.00207 | 15.1735 | 319.8470 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 08 17:56 | 2026 Jun 06 23:09:03 | 82.6078 | 0.00207 | 15.1735 | 319.8470 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 07 17:56 | 2026 Jun 06 23:09:03 | 82.6078 | 0.00207 | 15.1735 | 319.8470 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 06 17:56 | 2026 May 31 07:15:04 | 82.6082 | 0.00209 | 15.4577 | 335.5565 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 05 17:56 | 2026 May 31 07:15:04 | 82.6082 | 0.00209 | 15.4577 | 335.5565 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 04 17:57 | 2026 May 31 07:15:04 | 82.6082 | 0.00209 | 15.4577 | 335.5565 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 02 17:56 | 2026 May 31 07:15:04 | 82.6082 | 0.00209 | 15.4577 | 335.5565 | 239.1711 | 12.66106 | 8.243 |
| 2026 Jun 01 17:57 | 2026 May 31 07:15:04 | 82.6082 | 0.00209 | 15.4577 | 335.5565 | 239.1711 | 12.66106 | 8.243 |
| 2026 May 31 17:58 | 2026 May 31 07:15:04 | 82.6082 | 0.00209 | 15.4577 | 335.5565 | 239.1711 | 12.66106 | 8.243 |
| 2026 May 30 17:57 | 2026 May 26 07:45:53 | 82.6083 | 0.00211 | 15.6701 | 347.2592 | 239.1711 | 12.66106 | 8.243 |
| 2026 May 29 17:57 | 2026 May 26 07:45:53 | 82.6083 | 0.00211 | 15.6701 | 347.2592 | 239.1711 | 12.66106 | 8.243 |
| 2026 May 28 17:56 | 2026 May 26 07:45:53 | 82.6083 | 0.00211 | 15.6701 | 347.2592 | 239.1711 | 12.66106 | 8.243 |
| 2026 May 27 17:57 | 2026 May 26 07:45:53 | 82.6083 | 0.00211 | 15.6701 | 347.2592 | 239.1711 | 12.66106 | 8.243 |