Orbital elements of COSMOS 1255
| Launched | 5 March 1981 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12325 |
| 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 31 18:57 | 2025 Dec 31 13:11:45 | 74.0293 | 0.00179 | 8.9688 | 282.4754 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 30 18:56 | 2025 Dec 26 14:15:50 | 74.0284 | 0.00178 | 9.4089 | 289.6589 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 29 18:56 | 2025 Dec 26 14:15:50 | 74.0284 | 0.00178 | 9.4089 | 289.6589 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 28 18:57 | 2025 Dec 26 14:15:50 | 74.0284 | 0.00178 | 9.4089 | 289.6589 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 27 18:57 | 2025 Dec 26 14:15:50 | 74.0284 | 0.00178 | 9.4089 | 289.6589 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 26 18:56 | 2025 Dec 26 14:15:50 | 74.0284 | 0.00178 | 9.4089 | 289.6589 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 25 18:57 | 2025 Dec 20 12:21:40 | 74.0276 | 0.00178 | 9.9490 | 298.5118 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 24 18:56 | 2025 Dec 20 12:21:40 | 74.0276 | 0.00178 | 9.9490 | 298.5118 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 23 18:56 | 2025 Dec 20 12:21:40 | 74.0276 | 0.00178 | 9.9490 | 298.5118 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 22 18:57 | 2025 Dec 20 12:21:40 | 74.0276 | 0.00178 | 9.9490 | 298.5118 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 21 18:57 | 2025 Dec 20 12:21:40 | 74.0276 | 0.00178 | 9.9490 | 298.5118 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 20 18:57 | 2025 Dec 20 12:21:40 | 74.0276 | 0.00178 | 9.9490 | 298.5118 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 19 18:57 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 18 18:57 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 17 18:58 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 16 18:57 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 15 18:58 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 14 18:56 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 13 18:56 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:08:46 | 74.0269 | 0.00177 | 10.6864 | 310.6710 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 11 18:56 | 2025 Dec 07 06:12:01 | 74.0271 | 0.00176 | 11.1267 | 317.9405 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 10 18:56 | 2025 Dec 07 06:12:01 | 74.0271 | 0.00176 | 11.1267 | 317.9405 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 09 18:56 | 2025 Dec 07 06:12:01 | 74.0271 | 0.00176 | 11.1267 | 317.9405 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 08 18:56 | 2025 Dec 07 06:12:01 | 74.0271 | 0.00176 | 11.1267 | 317.9405 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:12:01 | 74.0271 | 0.00176 | 11.1267 | 317.9405 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 06 18:56 | 2025 Dec 02 12:33:54 | 74.0271 | 0.00175 | 11.5473 | 324.8395 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 05 18:57 | 2025 Dec 02 12:33:54 | 74.0271 | 0.00175 | 11.5473 | 324.8395 | 154.1311 | 12.51489 | 6.743 |
| 2025 Dec 04 18:57 | 2025 Dec 02 12:33:54 | 74.0271 | 0.00175 | 11.5473 | 324.8395 | 154.1311 | 12.51489 | 6.743 |