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 |
| 2025 Aug 31 17:56 | 2025 Aug 27 18:58:50 | 74.0340 | 0.00105 | 23.3532 | 279.9326 | 154.6453 | 12.49961 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 18:58:50 | 74.0340 | 0.00105 | 23.3532 | 279.9326 | 154.6453 | 12.49961 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 18:58:50 | 74.0340 | 0.00105 | 23.3532 | 279.9326 | 154.6453 | 12.49961 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 18:58:50 | 74.0340 | 0.00105 | 23.3532 | 279.9326 | 154.6453 | 12.49961 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 20:23:06 | 74.0334 | 0.00104 | 23.9681 | 289.8891 | 154.6453 | 12.49961 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 20:23:06 | 74.0334 | 0.00104 | 23.9681 | 289.8891 | 154.6453 | 12.49961 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 20:23:06 | 74.0334 | 0.00104 | 23.9681 | 289.8891 | 154.6453 | 12.49961 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 20:23:06 | 74.0334 | 0.00104 | 23.9681 | 289.8891 | 154.6453 | 12.49961 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 20:23:06 | 74.0334 | 0.00104 | 23.9681 | 289.8891 | 154.6453 | 12.49961 | – |
| 2025 Aug 22 17:56 | 2025 Aug 18 10:09:43 | 74.0330 | 0.00104 | 0.1829 | 293.3441 | 154.6453 | 12.49961 | – |
| 2025 Aug 20 17:56 | 2025 Aug 18 10:09:43 | 74.0330 | 0.00104 | 0.1829 | 293.3441 | 154.6453 | 12.49961 | – |
| 2025 Aug 19 17:56 | 2025 Aug 18 10:09:43 | 74.0330 | 0.00104 | 0.1829 | 293.3441 | 154.6453 | 12.49961 | – |
| 2025 Aug 18 17:56 | 2025 Aug 18 10:09:43 | 74.0330 | 0.00104 | 0.1829 | 293.3441 | 154.6453 | 12.49961 | – |
| 2025 Aug 16 17:56 | 2025 Aug 11 20:58:00 | 74.0320 | 0.00103 | 0.7631 | 302.8343 | 154.6453 | 12.49961 | – |
| 2025 Aug 15 17:57 | 2025 Aug 11 20:58:00 | 74.0320 | 0.00103 | 0.7631 | 302.8343 | 154.6453 | 12.49961 | – |
| 2025 Aug 14 17:56 | 2025 Aug 11 20:58:00 | 74.0320 | 0.00103 | 0.7631 | 302.8343 | 154.6453 | 12.49961 | – |
| 2025 Aug 13 17:58 | 2025 Aug 11 20:58:00 | 74.0320 | 0.00103 | 0.7631 | 302.8343 | 154.6453 | 12.49961 | – |
| 2025 Aug 12 17:56 | 2025 Aug 11 20:58:00 | 74.0320 | 0.00103 | 0.7631 | 302.8343 | 154.6453 | 12.49961 | – |
| 2025 Aug 11 17:56 | 2025 Aug 06 22:06:48 | 74.0312 | 0.00103 | 1.2018 | 310.0163 | 154.6453 | 12.49961 | – |
| 2025 Aug 10 17:57 | 2025 Aug 06 22:06:48 | 74.0312 | 0.00103 | 1.2018 | 310.0163 | 154.6453 | 12.49961 | – |
| 2025 Aug 09 17:56 | 2025 Aug 06 22:06:48 | 74.0312 | 0.00103 | 1.2018 | 310.0163 | 154.6453 | 12.49961 | – |
| 2025 Aug 08 17:56 | 2025 Aug 06 22:06:48 | 74.0312 | 0.00103 | 1.2018 | 310.0163 | 154.6453 | 12.49961 | – |
| 2025 Aug 07 17:56 | 2025 Aug 06 22:06:48 | 74.0312 | 0.00103 | 1.2018 | 310.0163 | 154.6453 | 12.49961 | – |
| 2025 Aug 05 17:56 | 2025 Aug 01 05:30:28 | 74.0305 | 0.00102 | 1.7061 | 318.2540 | 154.6453 | 12.49961 | – |
| 2025 Aug 04 17:56 | 2025 Aug 01 05:30:28 | 74.0305 | 0.00102 | 1.7061 | 318.2540 | 154.6453 | 12.49961 | – |