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 Dec 18 18:57 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 17 18:58 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 16 18:57 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 15 18:58 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 14 18:56 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 13 18:56 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 12 18:57 | 2025 Dec 08 11:28:09 | 64.6750 | 0.71045 | 0.6142 | 27.0107 | 356.8780 | 2.01127 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 11:44:21 | 64.6791 | 0.71041 | 0.6303 | 27.0169 | 356.8780 | 2.01127 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 11:44:21 | 64.6791 | 0.71041 | 0.6303 | 27.0169 | 356.8780 | 2.01127 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 11:44:21 | 64.6791 | 0.71041 | 0.6303 | 27.0169 | 356.8780 | 2.01127 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 11:44:21 | 64.6791 | 0.71041 | 0.6303 | 27.0169 | 356.8780 | 2.01127 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 11:44:21 | 64.6791 | 0.71041 | 0.6303 | 27.0169 | 356.8780 | 2.01127 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 12:24:55 | 64.6859 | 0.71029 | 0.6704 | 27.0613 | 356.8780 | 2.01127 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 12:24:55 | 64.6859 | 0.71029 | 0.6704 | 27.0613 | 356.8780 | 2.01127 | – |
| 2025 Dec 04 18:57 | 2025 Dec 01 12:24:55 | 64.6859 | 0.71029 | 0.6704 | 27.0613 | 356.8780 | 2.01127 | – |
| 2025 Dec 03 18:56 | 2025 Dec 01 12:24:55 | 64.6859 | 0.71029 | 0.6704 | 27.0613 | 356.8780 | 2.01127 | – |
| 2025 Dec 02 18:56 | 2025 Dec 01 12:24:55 | 64.6859 | 0.71029 | 0.6704 | 27.0613 | 356.8780 | 2.01127 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 13:22:28 | 64.7058 | 0.71013 | 0.7265 | 27.1291 | 356.8780 | 2.01127 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 13:22:28 | 64.7058 | 0.71013 | 0.7265 | 27.1291 | 356.8780 | 2.01127 | – |
| 2025 Nov 28 18:57 | 2025 Nov 24 13:22:28 | 64.7058 | 0.71013 | 0.7265 | 27.1291 | 356.8780 | 2.01127 | – |
| 2025 Nov 27 18:57 | 2025 Nov 24 13:22:28 | 64.7058 | 0.71013 | 0.7265 | 27.1291 | 356.8780 | 2.01127 | – |
| 2025 Nov 26 18:57 | 2025 Nov 24 13:22:28 | 64.7058 | 0.71013 | 0.7265 | 27.1291 | 356.8780 | 2.01127 | – |
| 2025 Nov 25 18:57 | 2025 Nov 24 13:22:28 | 64.7058 | 0.71013 | 0.7265 | 27.1291 | 356.8780 | 2.01127 | – |
| 2025 Nov 24 18:56 | 2025 Nov 16 14:29:08 | 64.7174 | 0.70994 | 0.7907 | 27.2118 | 356.8780 | 2.01127 | – |
| 2025 Nov 23 18:57 | 2025 Nov 16 14:29:08 | 64.7174 | 0.70994 | 0.7907 | 27.2118 | 356.8780 | 2.01127 | – |
| 2025 Nov 21 18:57 | 2025 Nov 16 14:29:08 | 64.7174 | 0.70994 | 0.7907 | 27.2118 | 356.8780 | 2.01127 | – |