Orbital elements of COSMOS 1256
| Launched | 5 March 1981 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 12326 |
| 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 Jun 30 17:56 | 2025 Jun 28 04:26:53 | 74.0288 | 0.00129 | 6.5449 | 328.2375 | 183.9845 | 12.49594 | – |
| 2025 Jun 29 17:56 | 2025 Jun 28 04:26:53 | 74.0288 | 0.00129 | 6.5449 | 328.2375 | 183.9845 | 12.49594 | – |
| 2025 Jun 28 17:56 | 2025 Jun 28 04:26:53 | 74.0288 | 0.00129 | 6.5449 | 328.2375 | 183.9845 | 12.49594 | – |
| 2025 Jun 27 17:56 | 2025 Jun 22 14:04:27 | 74.0293 | 0.00128 | 7.0405 | 336.3458 | 183.9845 | 12.49594 | – |
| 2025 Jun 26 17:56 | 2025 Jun 22 14:04:27 | 74.0293 | 0.00128 | 7.0405 | 336.3458 | 183.9845 | 12.49594 | – |
| 2025 Jun 25 17:56 | 2025 Jun 22 14:04:27 | 74.0293 | 0.00128 | 7.0405 | 336.3458 | 183.9845 | 12.49594 | – |
| 2025 Jun 24 17:56 | 2025 Jun 22 14:04:27 | 74.0293 | 0.00128 | 7.0405 | 336.3458 | 183.9845 | 12.49594 | – |
| 2025 Jun 23 17:56 | 2025 Jun 22 14:04:27 | 74.0293 | 0.00128 | 7.0405 | 336.3458 | 183.9845 | 12.49594 | – |
| 2025 Jun 22 17:56 | 2025 Jun 17 02:33:33 | 74.0286 | 0.00127 | 7.5256 | 344.3806 | 183.9845 | 12.49594 | – |
| 2025 Jun 21 17:56 | 2025 Jun 17 02:33:33 | 74.0286 | 0.00127 | 7.5256 | 344.3806 | 183.9845 | 12.49594 | – |
| 2025 Jun 20 17:57 | 2025 Jun 17 02:33:33 | 74.0286 | 0.00127 | 7.5256 | 344.3806 | 183.9845 | 12.49594 | – |
| 2025 Jun 19 17:56 | 2025 Jun 17 02:33:33 | 74.0286 | 0.00127 | 7.5256 | 344.3806 | 183.9845 | 12.49594 | – |
| 2025 Jun 18 17:56 | 2025 Jun 17 02:33:33 | 74.0286 | 0.00127 | 7.5256 | 344.3806 | 183.9845 | 12.49594 | – |
| 2025 Jun 17 17:56 | 2025 Jun 17 02:33:33 | 74.0286 | 0.00127 | 7.5256 | 344.3806 | 183.9845 | 12.49594 | – |
| 2025 Jun 16 17:56 | 2025 Jun 12 08:02:56 | 74.0281 | 0.00127 | 7.9479 | 351.3842 | 183.9845 | 12.49594 | – |
| 2025 Jun 15 17:56 | 2025 Jun 12 08:02:56 | 74.0281 | 0.00127 | 7.9479 | 351.3842 | 183.9845 | 12.49594 | – |
| 2025 Jun 14 17:56 | 2025 Jun 12 08:02:56 | 74.0281 | 0.00127 | 7.9479 | 351.3842 | 183.9845 | 12.49594 | – |
| 2025 Jun 13 17:56 | 2025 Jun 12 08:02:56 | 74.0281 | 0.00127 | 7.9479 | 351.3842 | 183.9845 | 12.49594 | – |
| 2025 Jun 12 17:56 | 2025 Jun 12 08:02:56 | 74.0281 | 0.00127 | 7.9479 | 351.3842 | 183.9845 | 12.49594 | – |
| 2025 Jun 11 17:56 | 2025 Jun 05 21:40:23 | 74.0272 | 0.00126 | 8.5174 | 0.8321 | 183.9845 | 12.49594 | – |
| 2025 Jun 10 17:56 | 2025 Jun 05 21:40:23 | 74.0272 | 0.00126 | 8.5174 | 0.8321 | 183.9845 | 12.49594 | – |
| 2025 Jun 09 17:56 | 2025 Jun 05 21:40:23 | 74.0272 | 0.00126 | 8.5174 | 0.8321 | 183.9845 | 12.49594 | – |
| 2025 Jun 08 17:56 | 2025 Jun 05 21:40:23 | 74.0272 | 0.00126 | 8.5174 | 0.8321 | 183.9845 | 12.49594 | – |
| 2025 Jun 07 17:56 | 2025 Jun 05 21:40:23 | 74.0272 | 0.00126 | 8.5174 | 0.8321 | 183.9845 | 12.49594 | – |
| 2025 Jun 06 17:56 | 2025 Jun 05 21:40:23 | 74.0272 | 0.00126 | 8.5174 | 0.8321 | 183.9845 | 12.49594 | – |
| 2025 Jun 05 17:56 | 2025 Jun 01 08:49:18 | 74.0266 | 0.00125 | 8.9189 | 7.6505 | 183.9845 | 12.49594 | – |
| 2025 Jun 04 17:57 | 2025 Jun 01 08:49:18 | 74.0266 | 0.00125 | 8.9189 | 7.6505 | 183.9845 | 12.49594 | – |
| 2025 Jun 03 17:57 | 2025 Jun 01 08:49:18 | 74.0266 | 0.00125 | 8.9189 | 7.6505 | 183.9845 | 12.49594 | – |