Orbital elements of DELTA 1 DEB
| Launched | 11 June 1975 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 21499 |
| 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 13 18:56 | 2025 Dec 09 03:37:11 | 99.6284 | 0.01331 | 7.9425 | 7.3681 | 169.3000 | 13.40250 | – |
| 2025 Dec 12 18:57 | 2025 Dec 09 03:37:11 | 99.6284 | 0.01331 | 7.9425 | 7.3681 | 169.3000 | 13.40250 | – |
| 2025 Dec 11 18:56 | 2025 Dec 04 08:20:48 | 99.6297 | 0.01330 | 7.6382 | 19.5617 | 169.3000 | 13.40250 | – |
| 2025 Dec 10 18:56 | 2025 Dec 04 08:20:48 | 99.6297 | 0.01330 | 7.6382 | 19.5617 | 169.3000 | 13.40250 | – |
| 2025 Dec 09 18:56 | 2025 Dec 04 08:20:48 | 99.6297 | 0.01330 | 7.6382 | 19.5617 | 169.3000 | 13.40250 | – |
| 2025 Dec 08 18:56 | 2025 Dec 04 08:20:48 | 99.6297 | 0.01330 | 7.6382 | 19.5617 | 169.3000 | 13.40250 | – |
| 2025 Dec 07 18:56 | 2025 Dec 04 08:20:48 | 99.6297 | 0.01330 | 7.6382 | 19.5617 | 169.3000 | 13.40250 | – |
| 2025 Dec 06 18:56 | 2025 Nov 30 20:37:52 | 99.6304 | 0.01329 | 7.4171 | 28.6188 | 169.3000 | 13.40250 | – |
| 2025 Dec 05 18:57 | 2025 Nov 30 20:37:52 | 99.6304 | 0.01329 | 7.4171 | 28.6188 | 169.3000 | 13.40250 | – |
| 2025 Dec 04 18:57 | 2025 Nov 30 20:37:52 | 99.6304 | 0.01329 | 7.4171 | 28.6188 | 169.3000 | 13.40250 | – |
| 2025 Dec 03 18:56 | 2025 Nov 30 20:37:52 | 99.6304 | 0.01329 | 7.4171 | 28.6188 | 169.3000 | 13.40250 | – |
| 2025 Dec 02 18:56 | 2025 Nov 30 20:37:52 | 99.6304 | 0.01329 | 7.4171 | 28.6188 | 169.3000 | 13.40250 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 07:37:45 | 99.6328 | 0.01333 | 7.0659 | 42.9176 | 169.3000 | 13.40250 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 07:37:45 | 99.6328 | 0.01333 | 7.0659 | 42.9176 | 169.3000 | 13.40250 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 07:37:45 | 99.6328 | 0.01333 | 7.0659 | 42.9176 | 169.3000 | 13.40250 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 07:37:45 | 99.6328 | 0.01333 | 7.0659 | 42.9176 | 169.3000 | 13.40250 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 07:37:45 | 99.6328 | 0.01333 | 7.0659 | 42.9176 | 169.3000 | 13.40250 | – |
| 2025 Nov 25 18:57 | 2025 Nov 25 07:37:45 | 99.6328 | 0.01333 | 7.0659 | 42.9176 | 169.3000 | 13.40250 | – |
| 2025 Nov 24 18:56 | 2025 Nov 19 08:13:36 | 99.6315 | 0.01337 | 6.6872 | 57.8932 | 169.3000 | 13.40250 | – |
| 2025 Nov 23 18:57 | 2025 Nov 19 08:13:36 | 99.6315 | 0.01337 | 6.6872 | 57.8932 | 169.3000 | 13.40250 | – |
| 2025 Nov 21 18:57 | 2025 Nov 19 08:13:36 | 99.6315 | 0.01337 | 6.6872 | 57.8932 | 169.3000 | 13.40250 | – |
| 2025 Nov 20 18:56 | 2025 Nov 19 08:13:36 | 99.6315 | 0.01337 | 6.6872 | 57.8932 | 169.3000 | 13.40250 | – |
| 2025 Nov 18 18:57 | 2025 Nov 08 20:05:48 | 99.6345 | 0.01357 | 6.0214 | 84.3353 | 169.3000 | 13.40250 | – |
| 2025 Nov 16 18:58 | 2025 Nov 08 20:05:48 | 99.6345 | 0.01357 | 6.0214 | 84.3353 | 169.3000 | 13.40250 | – |