Orbital elements of COSMOS 2125
| Launched | 11 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21100 |
| 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 05 18:56 | 2026 Mar 04 11:57:30 | 74.0270 | 0.00100 | 6.6367 | 350.6998 | 78.5339 | 12.49965 | – |
| 2026 Mar 04 18:57 | 2026 Mar 04 11:57:30 | 74.0270 | 0.00100 | 6.6367 | 350.6998 | 78.5339 | 12.49965 | – |
| 2026 Mar 03 18:56 | 2026 Feb 26 13:50:44 | 74.0278 | 0.00099 | 7.1614 | 359.6706 | 78.5339 | 12.49965 | – |
| 2026 Mar 02 18:57 | 2026 Feb 26 13:50:44 | 74.0278 | 0.00099 | 7.1614 | 359.6706 | 78.5339 | 12.49965 | – |
| 2026 Mar 01 18:57 | 2026 Feb 26 13:50:44 | 74.0278 | 0.00099 | 7.1614 | 359.6706 | 78.5339 | 12.49965 | – |
| 2026 Feb 28 18:56 | 2026 Feb 26 13:50:44 | 74.0278 | 0.00099 | 7.1614 | 359.6706 | 78.5339 | 12.49965 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 13:50:44 | 74.0278 | 0.00099 | 7.1614 | 359.6706 | 78.5339 | 12.49965 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 13:50:44 | 74.0278 | 0.00099 | 7.1614 | 359.6706 | 78.5339 | 12.49965 | – |