Orbital elements of COSMOS 256
| Launched | 29 November 1968 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 3576 |
| 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 Mar 30 17:58 | 2026 Mar 26 10:14:38 | 74.0490 | 0.00342 | 14.3499 | 235.3496 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 29 17:57 | 2026 Mar 26 10:14:38 | 74.0490 | 0.00342 | 14.3499 | 235.3496 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 28 18:57 | 2026 Mar 26 10:14:38 | 74.0490 | 0.00342 | 14.3499 | 235.3496 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 27 18:57 | 2026 Mar 26 10:14:38 | 74.0490 | 0.00342 | 14.3499 | 235.3496 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 26 18:57 | 2026 Mar 26 10:14:38 | 74.0490 | 0.00342 | 14.3499 | 235.3496 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 25 18:56 | 2026 Mar 20 10:14:15 | 74.0479 | 0.00343 | 14.9495 | 245.3704 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 24 18:56 | 2026 Mar 20 10:14:15 | 74.0479 | 0.00343 | 14.9495 | 245.3704 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 23 18:56 | 2026 Mar 20 10:14:15 | 74.0479 | 0.00343 | 14.9495 | 245.3704 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 22 18:56 | 2026 Mar 20 10:14:15 | 74.0479 | 0.00343 | 14.9495 | 245.3704 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 21 19:05 | 2026 Mar 20 10:14:15 | 74.0479 | 0.00343 | 14.9495 | 245.3704 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 20 18:57 | 2026 Mar 20 10:14:15 | 74.0479 | 0.00343 | 14.9495 | 245.3704 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 19 18:56 | 2026 Mar 15 13:34:52 | 74.0474 | 0.00343 | 15.4352 | 253.4367 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 18 18:56 | 2026 Mar 15 13:34:52 | 74.0474 | 0.00343 | 15.4352 | 253.4367 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 17 18:56 | 2026 Mar 15 13:34:52 | 74.0474 | 0.00343 | 15.4352 | 253.4367 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 16 18:57 | 2026 Mar 15 13:34:52 | 74.0474 | 0.00343 | 15.4352 | 253.4367 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 15 18:56 | 2026 Mar 15 13:34:52 | 74.0474 | 0.00343 | 15.4352 | 253.4367 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 14 18:56 | 2026 Mar 10 11:24:08 | 74.0466 | 0.00343 | 15.9440 | 261.9253 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 13 18:57 | 2026 Mar 10 11:24:08 | 74.0466 | 0.00343 | 15.9440 | 261.9253 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 12 18:57 | 2026 Mar 10 11:24:08 | 74.0466 | 0.00343 | 15.9440 | 261.9253 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 11 18:56 | 2026 Mar 10 11:24:08 | 74.0466 | 0.00343 | 15.9440 | 261.9253 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 10 18:56 | 2026 Mar 10 11:24:08 | 74.0466 | 0.00343 | 15.9440 | 261.9253 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 09 18:56 | 2026 Mar 04 11:11:27 | 74.0459 | 0.00343 | 16.5445 | 271.9197 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 08 18:57 | 2026 Mar 04 11:11:27 | 74.0459 | 0.00343 | 16.5445 | 271.9197 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 07 18:57 | 2026 Mar 04 11:11:27 | 74.0459 | 0.00343 | 16.5445 | 271.9197 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 06 18:56 | 2026 Mar 04 11:11:27 | 74.0459 | 0.00343 | 16.5445 | 271.9197 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 05 18:56 | 2026 Mar 04 11:11:27 | 74.0459 | 0.00343 | 16.5445 | 271.9197 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 04 18:57 | 2026 Mar 04 11:11:27 | 74.0459 | 0.00343 | 16.5445 | 271.9197 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 03 18:56 | 2026 Feb 26 13:11:30 | 74.0457 | 0.00343 | 17.1359 | 281.7300 | 181.8267 | 13.16881 | 7.743 |
| 2026 Mar 02 18:57 | 2026 Feb 26 13:11:30 | 74.0457 | 0.00343 | 17.1359 | 281.7300 | 181.8267 | 13.16881 | 7.743 |