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 | 21331 |
| 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 11:44:59 | 99.6687 | 0.00268 | 16.3613 | 66.9668 | 357.6544 | 13.39749 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 11:44:59 | 99.6687 | 0.00268 | 16.3613 | 66.9668 | 357.6544 | 13.39749 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 11:44:59 | 99.6687 | 0.00268 | 16.3613 | 66.9668 | 357.6544 | 13.39749 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 11:44:59 | 99.6687 | 0.00268 | 16.3613 | 66.9668 | 357.6544 | 13.39749 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 19:31:28 | 99.6688 | 0.00268 | 16.0005 | 80.4939 | 357.6544 | 13.39749 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 19:31:28 | 99.6688 | 0.00268 | 16.0005 | 80.4939 | 357.6544 | 13.39749 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 19:31:28 | 99.6688 | 0.00268 | 16.0005 | 80.4939 | 357.6544 | 13.39749 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 19:31:28 | 99.6688 | 0.00268 | 16.0005 | 80.4939 | 357.6544 | 13.39749 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 19:31:28 | 99.6688 | 0.00268 | 16.0005 | 80.4939 | 357.6544 | 13.39749 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 12:16:34 | 99.6690 | 0.00268 | 15.6635 | 93.0971 | 357.6544 | 13.39749 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 12:16:34 | 99.6690 | 0.00268 | 15.6635 | 93.0971 | 357.6544 | 13.39749 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 12:16:34 | 99.6690 | 0.00268 | 15.6635 | 93.0971 | 357.6544 | 13.39749 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 12:16:34 | 99.6690 | 0.00268 | 15.6635 | 93.0971 | 357.6544 | 13.39749 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 12:16:34 | 99.6690 | 0.00268 | 15.6635 | 93.0971 | 357.6544 | 13.39749 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 12:43:24 | 99.6692 | 0.00267 | 15.2833 | 107.3456 | 357.6544 | 13.39749 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 12:43:24 | 99.6692 | 0.00267 | 15.2833 | 107.3456 | 357.6544 | 13.39749 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 12:43:24 | 99.6692 | 0.00267 | 15.2833 | 107.3456 | 357.6544 | 13.39749 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 12:43:24 | 99.6692 | 0.00267 | 15.2833 | 107.3456 | 357.6544 | 13.39749 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 12:43:24 | 99.6692 | 0.00267 | 15.2833 | 107.3456 | 357.6544 | 13.39749 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 12:43:24 | 99.6692 | 0.00267 | 15.2833 | 107.3456 | 357.6544 | 13.39749 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 12:38:38 | 99.6691 | 0.00267 | 14.9652 | 119.3041 | 357.6544 | 13.39749 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 12:38:38 | 99.6691 | 0.00267 | 14.9652 | 119.3041 | 357.6544 | 13.39749 | – |