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 | 21284 |
| 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 30 18:56 | 2025 Dec 26 12:24:33 | 99.8491 | 0.00770 | 5.4566 | 47.5293 | 324.6952 | 13.31335 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 12:24:33 | 99.8491 | 0.00770 | 5.4566 | 47.5293 | 324.6952 | 13.31335 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 12:24:33 | 99.8491 | 0.00770 | 5.4566 | 47.5293 | 324.6952 | 13.31335 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 12:24:33 | 99.8491 | 0.00770 | 5.4566 | 47.5293 | 324.6952 | 13.31335 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 12:24:33 | 99.8491 | 0.00770 | 5.4566 | 47.5293 | 324.6952 | 13.31335 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 12:24:58 | 99.8498 | 0.00772 | 5.0739 | 61.8385 | 324.6952 | 13.31335 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 12:24:58 | 99.8498 | 0.00772 | 5.0739 | 61.8385 | 324.6952 | 13.31335 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 12:24:58 | 99.8498 | 0.00772 | 5.0739 | 61.8385 | 324.6952 | 13.31335 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 12:24:58 | 99.8498 | 0.00772 | 5.0739 | 61.8385 | 324.6952 | 13.31335 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 12:24:58 | 99.8498 | 0.00772 | 5.0739 | 61.8385 | 324.6952 | 13.31335 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 12:24:58 | 99.8498 | 0.00772 | 5.0739 | 61.8385 | 324.6952 | 13.31335 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 06:00:31 | 99.8505 | 0.00774 | 4.5466 | 81.4941 | 324.6952 | 13.31335 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 04:57:45 | 99.8510 | 0.00775 | 4.2248 | 93.4702 | 324.6952 | 13.31335 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 04:57:45 | 99.8510 | 0.00775 | 4.2248 | 93.4702 | 324.6952 | 13.31335 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 04:57:45 | 99.8510 | 0.00775 | 4.2248 | 93.4702 | 324.6952 | 13.31335 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 04:57:45 | 99.8510 | 0.00775 | 4.2248 | 93.4702 | 324.6952 | 13.31335 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 04:57:45 | 99.8510 | 0.00775 | 4.2248 | 93.4702 | 324.6952 | 13.31335 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 06:07:51 | 99.8514 | 0.00775 | 3.9089 | 105.2088 | 324.6952 | 13.31335 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 06:07:51 | 99.8514 | 0.00775 | 3.9089 | 105.2088 | 324.6952 | 13.31335 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 06:07:51 | 99.8514 | 0.00775 | 3.9089 | 105.2088 | 324.6952 | 13.31335 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 06:07:51 | 99.8514 | 0.00775 | 3.9089 | 105.2088 | 324.6952 | 13.31335 | – |