Orbital elements of COSMOS 2126
| Launched | 11 February 1991 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 21101 |
| 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 May 18 17:57 | 2026 May 16 09:47:54 | 74.0272 | 0.00184 | 8.4616 | 112.4219 | 247.8785 | 12.46067 | – |
| 2026 May 17 17:57 | 2026 May 16 09:47:54 | 74.0272 | 0.00184 | 8.4616 | 112.4219 | 247.8785 | 12.46067 | – |
| 2026 May 16 17:56 | 2026 May 16 09:47:54 | 74.0272 | 0.00184 | 8.4616 | 112.4219 | 247.8785 | 12.46067 | – |
| 2026 May 15 17:57 | 2026 May 10 11:13:21 | 74.0268 | 0.00185 | 8.9841 | 121.6000 | 247.8785 | 12.46067 | – |
| 2026 May 14 17:58 | 2026 May 10 11:13:21 | 74.0268 | 0.00185 | 8.9841 | 121.6000 | 247.8785 | 12.46067 | – |
| 2026 May 13 17:58 | 2026 May 10 11:13:21 | 74.0268 | 0.00185 | 8.9841 | 121.6000 | 247.8785 | 12.46067 | – |
| 2026 May 12 17:58 | 2026 May 10 11:13:21 | 74.0268 | 0.00185 | 8.9841 | 121.6000 | 247.8785 | 12.46067 | – |
| 2026 May 11 17:56 | 2026 May 10 11:13:21 | 74.0268 | 0.00185 | 8.9841 | 121.6000 | 247.8785 | 12.46067 | – |
| 2026 May 10 17:57 | 2026 May 10 11:13:21 | 74.0268 | 0.00185 | 8.9841 | 121.6000 | 247.8785 | 12.46067 | – |
| 2026 May 09 17:57 | 2026 May 05 09:50:25 | 74.0271 | 0.00185 | 9.4289 | 129.3531 | 247.8785 | 12.46067 | – |
| 2026 May 08 17:57 | 2026 May 05 09:50:25 | 74.0271 | 0.00185 | 9.4289 | 129.3531 | 247.8785 | 12.46067 | – |
| 2026 May 07 17:58 | 2026 May 05 09:50:25 | 74.0271 | 0.00185 | 9.4289 | 129.3531 | 247.8785 | 12.46067 | – |
| 2026 May 06 17:57 | 2026 May 05 09:50:25 | 74.0271 | 0.00185 | 9.4289 | 129.3531 | 247.8785 | 12.46067 | – |
| 2026 May 05 17:57 | 2026 May 05 09:50:25 | 74.0271 | 0.00185 | 9.4289 | 129.3531 | 247.8785 | 12.46067 | – |
| 2026 May 04 17:57 | 2026 Apr 30 12:18:41 | 74.0276 | 0.00186 | 9.8596 | 136.8323 | 247.8785 | 12.46067 | – |
| 2026 May 03 17:57 | 2026 Apr 30 12:18:41 | 74.0276 | 0.00186 | 9.8596 | 136.8323 | 247.8785 | 12.46067 | – |
| 2026 May 02 17:57 | 2026 Apr 30 12:18:41 | 74.0276 | 0.00186 | 9.8596 | 136.8323 | 247.8785 | 12.46067 | – |
| 2026 May 01 17:56 | 2026 Apr 30 12:18:41 | 74.0276 | 0.00186 | 9.8596 | 136.8323 | 247.8785 | 12.46067 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 12:18:41 | 74.0276 | 0.00186 | 9.8596 | 136.8323 | 247.8785 | 12.46067 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 11:48:31 | 74.0284 | 0.00187 | 10.3891 | 145.9672 | 247.8785 | 12.46067 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 11:48:31 | 74.0284 | 0.00187 | 10.3891 | 145.9672 | 247.8785 | 12.46067 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 11:48:31 | 74.0284 | 0.00187 | 10.3891 | 145.9672 | 247.8785 | 12.46067 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 11:48:31 | 74.0284 | 0.00187 | 10.3891 | 145.9672 | 247.8785 | 12.46067 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 11:48:31 | 74.0284 | 0.00187 | 10.3891 | 145.9672 | 247.8785 | 12.46067 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 11:48:31 | 74.0284 | 0.00187 | 10.3891 | 145.9672 | 247.8785 | 12.46067 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 12:21:11 | 74.0294 | 0.00187 | 10.8268 | 153.4640 | 247.8785 | 12.46067 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 12:21:11 | 74.0294 | 0.00187 | 10.8268 | 153.4640 | 247.8785 | 12.46067 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 12:21:11 | 74.0294 | 0.00187 | 10.8268 | 153.4640 | 247.8785 | 12.46067 | – |