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 |
| 2026 May 05 17:57 | 2026 May 04 03:49:26 | 64.4120 | 0.71347 | 23.4168 | 25.9495 | 357.0612 | 2.01217 | – |
| 2026 May 04 17:57 | 2026 Apr 29 16:28:25 | 64.4229 | 0.71337 | 23.4543 | 25.9863 | 357.0612 | 2.01217 | – |
| 2026 May 03 17:57 | 2026 Apr 29 16:28:25 | 64.4229 | 0.71337 | 23.4543 | 25.9863 | 357.0612 | 2.01217 | – |
| 2026 May 02 17:57 | 2026 Apr 29 16:28:25 | 64.4229 | 0.71337 | 23.4543 | 25.9863 | 357.0612 | 2.01217 | – |
| 2026 May 01 17:56 | 2026 Apr 29 16:28:25 | 64.4229 | 0.71337 | 23.4543 | 25.9863 | 357.0612 | 2.01217 | – |
| 2026 Apr 30 17:56 | 2026 Apr 29 16:28:25 | 64.4229 | 0.71337 | 23.4543 | 25.9863 | 357.0612 | 2.01217 | – |
| 2026 Apr 29 17:57 | 2026 Apr 23 17:20:15 | 64.4336 | 0.71323 | 23.5041 | 26.0373 | 357.0612 | 2.01217 | – |
| 2026 Apr 28 17:56 | 2026 Apr 23 17:20:15 | 64.4336 | 0.71323 | 23.5041 | 26.0373 | 357.0612 | 2.01217 | – |
| 2026 Apr 27 17:58 | 2026 Apr 23 17:20:15 | 64.4336 | 0.71323 | 23.5041 | 26.0373 | 357.0612 | 2.01217 | – |
| 2026 Apr 26 17:58 | 2026 Apr 23 17:20:15 | 64.4336 | 0.71323 | 23.5041 | 26.0373 | 357.0612 | 2.01217 | – |
| 2026 Apr 25 17:58 | 2026 Apr 23 17:20:15 | 64.4336 | 0.71323 | 23.5041 | 26.0373 | 357.0612 | 2.01217 | – |
| 2026 Apr 24 17:59 | 2026 Apr 23 17:20:15 | 64.4336 | 0.71323 | 23.5041 | 26.0373 | 357.0612 | 2.01217 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 05:59:02 | 64.4425 | 0.71315 | 23.5414 | 26.0764 | 357.0612 | 2.01217 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 05:59:02 | 64.4425 | 0.71315 | 23.5414 | 26.0764 | 357.0612 | 2.01217 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 05:59:02 | 64.4425 | 0.71315 | 23.5414 | 26.0764 | 357.0612 | 2.01217 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 05:59:02 | 64.4425 | 0.71315 | 23.5414 | 26.0764 | 357.0612 | 2.01217 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 05:59:02 | 64.4425 | 0.71315 | 23.5414 | 26.0764 | 357.0612 | 2.01217 | – |
| 2026 Apr 18 17:56 | 2026 Apr 11 19:02:45 | 64.4565 | 0.71301 | 23.6034 | 26.1395 | 357.0612 | 2.01217 | – |
| 2026 Apr 16 17:57 | 2026 Apr 11 19:02:45 | 64.4565 | 0.71301 | 23.6034 | 26.1395 | 357.0612 | 2.01217 | – |
| 2026 Apr 14 17:57 | 2026 Apr 11 19:02:45 | 64.4565 | 0.71301 | 23.6034 | 26.1395 | 357.0612 | 2.01217 | – |
| 2026 Apr 13 17:57 | 2026 Apr 11 19:02:45 | 64.4565 | 0.71301 | 23.6034 | 26.1395 | 357.0612 | 2.01217 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 19:36:31 | 64.4635 | 0.71294 | 23.6364 | 26.1740 | 357.0612 | 2.01217 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 19:36:31 | 64.4635 | 0.71294 | 23.6364 | 26.1740 | 357.0612 | 2.01217 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 19:36:31 | 64.4635 | 0.71294 | 23.6364 | 26.1740 | 357.0612 | 2.01217 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 19:36:31 | 64.4635 | 0.71294 | 23.6364 | 26.1740 | 357.0612 | 2.01217 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 19:36:31 | 64.4635 | 0.71294 | 23.6364 | 26.1740 | 357.0612 | 2.01217 | – |