Orbital elements of COSMOS 1634
| Launched | 13 March 1985 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 15597 |
| 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 Mar 19 18:56 | 2026 Mar 15 13:54:05 | 82.9365 | 0.00344 | 19.0078 | 299.0206 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 18 18:56 | 2026 Mar 15 13:54:05 | 82.9365 | 0.00344 | 19.0078 | 299.0206 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 17 18:56 | 2026 Mar 15 13:54:05 | 82.9365 | 0.00344 | 19.0078 | 299.0206 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 16 18:57 | 2026 Mar 15 13:54:05 | 82.9365 | 0.00344 | 19.0078 | 299.0206 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 15 18:56 | 2026 Mar 15 13:54:05 | 82.9365 | 0.00344 | 19.0078 | 299.0206 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 14 18:56 | 2026 Mar 10 03:24:00 | 82.9371 | 0.00346 | 19.2768 | 314.6312 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 13 18:57 | 2026 Mar 10 03:24:00 | 82.9371 | 0.00346 | 19.2768 | 314.6312 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 12 18:57 | 2026 Mar 10 03:24:00 | 82.9371 | 0.00346 | 19.2768 | 314.6312 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 11 18:56 | 2026 Mar 10 03:24:00 | 82.9371 | 0.00346 | 19.2768 | 314.6312 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 10 18:56 | 2026 Mar 10 03:24:00 | 82.9371 | 0.00346 | 19.2768 | 314.6312 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 09 18:56 | 2026 Mar 04 04:14:02 | 82.9384 | 0.00349 | 19.5717 | 331.6964 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 08 18:57 | 2026 Mar 04 04:14:02 | 82.9384 | 0.00349 | 19.5717 | 331.6964 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 07 18:57 | 2026 Mar 04 04:14:02 | 82.9384 | 0.00349 | 19.5717 | 331.6964 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 06 18:56 | 2026 Mar 04 04:14:02 | 82.9384 | 0.00349 | 19.5717 | 331.6964 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 04:14:02 | 82.9384 | 0.00349 | 19.5717 | 331.6964 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 04:14:02 | 82.9384 | 0.00349 | 19.5717 | 331.6964 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 15:05:47 | 82.9392 | 0.00353 | 19.8460 | 347.3727 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 15:05:47 | 82.9392 | 0.00353 | 19.8460 | 347.3727 | 89.2448 | 13.75320 | 6.743 |
| 2026 Mar 01 18:57 | 2026 Feb 26 15:05:47 | 82.9392 | 0.00353 | 19.8460 | 347.3727 | 89.2448 | 13.75320 | 6.743 |
| 2026 Feb 28 18:56 | 2026 Feb 26 15:05:47 | 82.9392 | 0.00353 | 19.8460 | 347.3727 | 89.2448 | 13.75320 | 6.743 |
| 2026 Feb 27 19:05 | 2026 Feb 26 15:05:47 | 82.9392 | 0.00353 | 19.8460 | 347.3727 | 89.2448 | 13.75320 | 6.743 |
| 2026 Feb 26 20:45 | 2026 Feb 26 15:05:47 | 82.9392 | 0.00353 | 19.8460 | 347.3727 | 89.2448 | 13.75320 | 6.743 |