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 Aug 17 17:56 | 2026 Aug 13 05:25:53 | 74.0313 | 0.00528 | 21.0843 | 160.5373 | 226.9783 | 12.34309 | – |
| 2026 Aug 16 17:56 | 2026 Aug 13 05:25:53 | 74.0313 | 0.00528 | 21.0843 | 160.5373 | 226.9783 | 12.34309 | – |
| 2026 Aug 15 17:57 | 2026 Aug 13 05:25:53 | 74.0313 | 0.00528 | 21.0843 | 160.5373 | 226.9783 | 12.34309 | – |
| 2026 Aug 14 17:56 | 2026 Aug 13 05:25:53 | 74.0313 | 0.00528 | 21.0843 | 160.5373 | 226.9783 | 12.34309 | – |
| 2026 Aug 13 17:57 | 2026 Aug 13 05:25:53 | 74.0313 | 0.00528 | 21.0843 | 160.5373 | 226.9783 | 12.34309 | – |
| 2026 Aug 12 17:56 | 2026 Aug 07 07:39:47 | 74.0308 | 0.00529 | 21.5924 | 169.1208 | 226.9783 | 12.34309 | – |
| 2026 Aug 11 17:56 | 2026 Aug 07 07:39:47 | 74.0308 | 0.00529 | 21.5924 | 169.1208 | 226.9783 | 12.34309 | – |
| 2026 Aug 10 17:56 | 2026 Aug 07 07:39:47 | 74.0308 | 0.00529 | 21.5924 | 169.1208 | 226.9783 | 12.34309 | – |
| 2026 Aug 09 17:57 | 2026 Aug 07 07:39:47 | 74.0308 | 0.00529 | 21.5924 | 169.1208 | 226.9783 | 12.34309 | – |
| 2026 Aug 08 17:57 | 2026 Aug 07 07:39:47 | 74.0308 | 0.00529 | 21.5924 | 169.1208 | 226.9783 | 12.34309 | – |
| 2026 Aug 07 17:57 | 2026 Aug 07 07:39:47 | 74.0308 | 0.00529 | 21.5924 | 169.1208 | 226.9783 | 12.34309 | – |
| 2026 Aug 06 17:57 | 2026 Jul 31 18:22:06 | 74.0319 | 0.00530 | 22.1561 | 178.6638 | 226.9783 | 12.34309 | – |
| 2026 Aug 05 17:56 | 2026 Jul 31 18:22:06 | 74.0319 | 0.00530 | 22.1561 | 178.6638 | 226.9783 | 12.34309 | – |
| 2026 Aug 04 17:57 | 2026 Jul 31 18:22:06 | 74.0319 | 0.00530 | 22.1561 | 178.6638 | 226.9783 | 12.34309 | – |
| 2026 Aug 03 17:56 | 2026 Jul 31 18:22:06 | 74.0319 | 0.00530 | 22.1561 | 178.6638 | 226.9783 | 12.34309 | – |
| 2026 Aug 02 17:57 | 2026 Jul 31 18:22:06 | 74.0319 | 0.00530 | 22.1561 | 178.6638 | 226.9783 | 12.34309 | – |
| 2026 Aug 01 17:57 | 2026 Jul 31 18:22:06 | 74.0319 | 0.00530 | 22.1561 | 178.6638 | 226.9783 | 12.34309 | – |
| 2026 Jul 31 17:56 | 2026 Jul 27 06:52:00 | 74.0316 | 0.00531 | 22.5415 | 185.1868 | 226.9783 | 12.34309 | – |
| 2026 Jul 30 17:57 | 2026 Jul 27 06:52:00 | 74.0316 | 0.00531 | 22.5415 | 185.1868 | 226.9783 | 12.34309 | – |
| 2026 Jul 29 17:57 | 2026 Jul 27 06:52:00 | 74.0316 | 0.00531 | 22.5415 | 185.1868 | 226.9783 | 12.34309 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 06:52:00 | 74.0316 | 0.00531 | 22.5415 | 185.1868 | 226.9783 | 12.34309 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 06:52:00 | 74.0316 | 0.00531 | 22.5415 | 185.1868 | 226.9783 | 12.34309 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 03:52:53 | 74.0298 | 0.00531 | 23.0683 | 194.0667 | 226.9783 | 12.34309 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 03:52:53 | 74.0298 | 0.00531 | 23.0683 | 194.0667 | 226.9783 | 12.34309 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 03:52:53 | 74.0298 | 0.00531 | 23.0683 | 194.0667 | 226.9783 | 12.34309 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 03:52:53 | 74.0298 | 0.00531 | 23.0683 | 194.0667 | 226.9783 | 12.34309 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 03:52:53 | 74.0298 | 0.00531 | 23.0683 | 194.0667 | 226.9783 | 12.34309 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 03:52:53 | 74.0298 | 0.00531 | 23.0683 | 194.0667 | 226.9783 | 12.34309 | – |