Orbital elements of COSMOS 451
| Launched | 12 October 1971 |
| Flight ended | – |
| Launch site | Plesetsk Missile and Space Complex, Russia |
| Owner | Commonwealth of Independent States (former USSR) |
| NORAD ID | 5554 |
| 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 Feb 05 18:58 | 2026 Feb 02 11:27:24 | 74.0258 | 0.00525 | 13.5805 | 79.8687 | 309.1020 | 12.34307 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 11:27:24 | 74.0258 | 0.00525 | 13.5805 | 79.8687 | 309.1020 | 12.34307 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 11:27:24 | 74.0258 | 0.00525 | 13.5805 | 79.8687 | 309.1020 | 12.34307 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 11:27:24 | 74.0258 | 0.00525 | 13.5805 | 79.8687 | 309.1020 | 12.34307 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 06:07:37 | 74.0250 | 0.00525 | 14.1158 | 89.0639 | 309.1020 | 12.34307 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 06:07:37 | 74.0250 | 0.00525 | 14.1158 | 89.0639 | 309.1020 | 12.34307 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 06:07:37 | 74.0250 | 0.00525 | 14.1158 | 89.0639 | 309.1020 | 12.34307 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 06:07:37 | 74.0250 | 0.00525 | 14.1158 | 89.0639 | 309.1020 | 12.34307 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 06:07:37 | 74.0250 | 0.00525 | 14.1158 | 89.0639 | 309.1020 | 12.34307 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 12:52:47 | 74.0248 | 0.00526 | 14.5218 | 96.0400 | 309.1020 | 12.34307 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 12:52:47 | 74.0248 | 0.00526 | 14.5218 | 96.0400 | 309.1020 | 12.34307 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 12:52:47 | 74.0248 | 0.00526 | 14.5218 | 96.0400 | 309.1020 | 12.34307 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 12:52:47 | 74.0248 | 0.00526 | 14.5218 | 96.0400 | 309.1020 | 12.34307 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 12:52:47 | 74.0248 | 0.00526 | 14.5218 | 96.0400 | 309.1020 | 12.34307 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 07:52:51 | 74.0252 | 0.00526 | 15.0559 | 105.2143 | 309.1020 | 12.34307 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 07:52:51 | 74.0252 | 0.00526 | 15.0559 | 105.2143 | 309.1020 | 12.34307 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 07:52:51 | 74.0252 | 0.00526 | 15.0559 | 105.2143 | 309.1020 | 12.34307 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 07:52:51 | 74.0252 | 0.00526 | 15.0559 | 105.2143 | 309.1020 | 12.34307 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 07:52:51 | 74.0252 | 0.00526 | 15.0559 | 105.2143 | 309.1020 | 12.34307 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 07:52:51 | 74.0252 | 0.00526 | 15.0559 | 105.2143 | 309.1020 | 12.34307 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 14:28:47 | 74.0255 | 0.00526 | 15.4624 | 112.2016 | 309.1020 | 12.34307 | – |