Orbital elements of COSMOS 1261 DEB
| Launched | 30 March 1981 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12893 |
| 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 May 09 17:57 | 2025 May 09 04:26:02 | 64.8595 | 0.70799 | 2.3088 | 28.9950 | 356.3025 | 2.01178 | – |
| 2025 May 08 17:56 | 2025 May 02 05:25:20 | 64.8673 | 0.70794 | 2.3639 | 29.0704 | 356.3025 | 2.01178 | – |
| 2025 May 07 17:56 | 2025 May 02 05:25:20 | 64.8673 | 0.70794 | 2.3639 | 29.0704 | 356.3025 | 2.01178 | – |
| 2025 May 06 17:57 | 2025 May 02 05:25:20 | 64.8673 | 0.70794 | 2.3639 | 29.0704 | 356.3025 | 2.01178 | – |
| 2025 May 05 17:56 | 2025 May 02 05:25:20 | 64.8673 | 0.70794 | 2.3639 | 29.0704 | 356.3025 | 2.01178 | – |
| 2025 May 04 17:57 | 2025 May 02 05:25:20 | 64.8673 | 0.70794 | 2.3639 | 29.0704 | 356.3025 | 2.01178 | – |
| 2025 May 03 17:57 | 2025 May 02 05:25:20 | 64.8673 | 0.70794 | 2.3639 | 29.0704 | 356.3025 | 2.01178 | – |
| 2025 May 01 17:56 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 30 17:56 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 29 17:57 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 27 17:56 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 26 17:57 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 25 17:56 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 24 17:56 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 23 17:57 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 22 17:56 | 2025 Apr 22 06:50:58 | 64.8758 | 0.70786 | 2.4425 | 29.1793 | 356.3025 | 2.01178 | – |
| 2025 Apr 21 17:57 | 2025 Apr 14 19:55:43 | 64.8814 | 0.70781 | 2.5013 | 29.2633 | 356.3025 | 2.01178 | – |
| 2025 Apr 20 17:56 | 2025 Apr 14 19:55:43 | 64.8814 | 0.70781 | 2.5013 | 29.2633 | 356.3025 | 2.01178 | – |
| 2025 Apr 19 17:56 | 2025 Apr 14 19:55:43 | 64.8814 | 0.70781 | 2.5013 | 29.2633 | 356.3025 | 2.01178 | – |
| 2025 Apr 18 17:57 | 2025 Apr 14 19:55:43 | 64.8814 | 0.70781 | 2.5013 | 29.2633 | 356.3025 | 2.01178 | – |
| 2025 Apr 17 17:56 | 2025 Apr 14 19:55:43 | 64.8814 | 0.70781 | 2.5013 | 29.2633 | 356.3025 | 2.01178 | – |
| 2025 Apr 16 17:57 | 2025 Apr 14 19:55:43 | 64.8814 | 0.70781 | 2.5013 | 29.2633 | 356.3025 | 2.01178 | – |
| 2025 Apr 15 17:56 | 2025 Apr 11 08:25:56 | 64.8827 | 0.70779 | 2.5287 | 29.3025 | 356.3025 | 2.01178 | – |
| 2025 Apr 14 17:56 | 2025 Apr 11 08:25:56 | 64.8827 | 0.70779 | 2.5287 | 29.3025 | 356.3025 | 2.01178 | – |