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 |
| 2025 Dec 15 18:58 | 2025 Dec 12 05:39:14 | 74.0289 | 0.00529 | 18.0749 | 157.0132 | 11.5722 | 12.34306 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 05:39:14 | 74.0289 | 0.00529 | 18.0749 | 157.0132 | 11.5722 | 12.34306 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 05:39:14 | 74.0289 | 0.00529 | 18.0749 | 157.0132 | 11.5722 | 12.34306 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 05:39:14 | 74.0289 | 0.00529 | 18.0749 | 157.0132 | 11.5722 | 12.34306 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 06:29:19 | 74.0286 | 0.00530 | 18.5021 | 164.3146 | 11.5722 | 12.34306 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 06:29:19 | 74.0286 | 0.00530 | 18.5021 | 164.3146 | 11.5722 | 12.34306 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 06:29:19 | 74.0286 | 0.00530 | 18.5021 | 164.3146 | 11.5722 | 12.34306 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 06:29:19 | 74.0286 | 0.00530 | 18.5021 | 164.3146 | 11.5722 | 12.34306 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 06:29:19 | 74.0286 | 0.00530 | 18.5021 | 164.3146 | 11.5722 | 12.34306 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 08:05:12 | 74.0285 | 0.00530 | 18.9265 | 171.5452 | 11.5722 | 12.34306 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 08:05:12 | 74.0285 | 0.00530 | 18.9265 | 171.5452 | 11.5722 | 12.34306 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 08:05:12 | 74.0285 | 0.00530 | 18.9265 | 171.5452 | 11.5722 | 12.34306 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 08:05:12 | 74.0285 | 0.00530 | 18.9265 | 171.5452 | 11.5722 | 12.34306 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 08:05:12 | 74.0285 | 0.00530 | 18.9265 | 171.5452 | 11.5722 | 12.34306 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 09:05:06 | 74.0280 | 0.00532 | 19.5252 | 181.7058 | 11.5722 | 12.34306 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 09:05:06 | 74.0280 | 0.00532 | 19.5252 | 181.7058 | 11.5722 | 12.34306 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 09:05:06 | 74.0280 | 0.00532 | 19.5252 | 181.7058 | 11.5722 | 12.34306 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 09:05:06 | 74.0280 | 0.00532 | 19.5252 | 181.7058 | 11.5722 | 12.34306 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 09:05:06 | 74.0280 | 0.00532 | 19.5252 | 181.7058 | 11.5722 | 12.34306 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 09:05:06 | 74.0280 | 0.00532 | 19.5252 | 181.7058 | 11.5722 | 12.34306 | – |
| 2025 Nov 24 18:56 | 2025 Nov 20 05:42:05 | 74.0276 | 0.00533 | 19.9675 | 189.2245 | 11.5722 | 12.34306 | – |
| 2025 Nov 23 18:57 | 2025 Nov 20 05:42:05 | 74.0276 | 0.00533 | 19.9675 | 189.2245 | 11.5722 | 12.34306 | – |
| 2025 Nov 21 18:57 | 2025 Nov 20 05:42:05 | 74.0276 | 0.00533 | 19.9675 | 189.2245 | 11.5722 | 12.34306 | – |
| 2025 Nov 20 18:56 | 2025 Nov 20 05:42:05 | 74.0276 | 0.00533 | 19.9675 | 189.2245 | 11.5722 | 12.34306 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 18:22:32 | 74.0277 | 0.00535 | 20.9547 | 205.9045 | 11.5722 | 12.34306 | – |