Orbital elements of DELTA 1 DEB
| Launched | 13 July 1977 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10251 |
| 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 Jan 01 18:56 | 2025 Dec 31 07:37:25 | 28.9726 | 0.06711 | 0.7850 | 66.9838 | 300.0069 | 13.84676 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 07:37:25 | 28.9726 | 0.06711 | 0.7850 | 66.9838 | 300.0069 | 13.84676 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 09:56:56 | 28.9732 | 0.06710 | 2.5597 | 23.9981 | 300.0069 | 13.84676 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 09:56:56 | 28.9732 | 0.06710 | 2.5597 | 23.9981 | 300.0069 | 13.84676 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 09:56:56 | 28.9732 | 0.06710 | 2.5597 | 23.9981 | 300.0069 | 13.84676 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 09:56:56 | 28.9732 | 0.06710 | 2.5597 | 23.9981 | 300.0069 | 13.84676 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 09:56:56 | 28.9732 | 0.06710 | 2.5597 | 23.9981 | 300.0069 | 13.84676 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 11:48:26 | 28.9756 | 0.06712 | 5.0653 | 323.3021 | 300.0069 | 13.84676 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 11:48:26 | 28.9756 | 0.06712 | 5.0653 | 323.3021 | 300.0069 | 13.84676 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 11:48:26 | 28.9756 | 0.06712 | 5.0653 | 323.3021 | 300.0069 | 13.84676 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 11:48:26 | 28.9756 | 0.06712 | 5.0653 | 323.3021 | 300.0069 | 13.84676 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 11:48:26 | 28.9756 | 0.06712 | 5.0653 | 323.3021 | 300.0069 | 13.84676 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 11:48:26 | 28.9756 | 0.06712 | 5.0653 | 323.3021 | 300.0069 | 13.84676 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 11:43:41 | 28.9760 | 0.06715 | 7.9617 | 253.1484 | 300.0069 | 13.84676 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 17:32:21 | 28.9729 | 0.06715 | 9.6835 | 211.4398 | 300.0069 | 13.84676 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 17:32:21 | 28.9729 | 0.06715 | 9.6835 | 211.4398 | 300.0069 | 13.84676 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 17:32:21 | 28.9729 | 0.06715 | 9.6835 | 211.4398 | 300.0069 | 13.84676 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 17:32:21 | 28.9729 | 0.06715 | 9.6835 | 211.4398 | 300.0069 | 13.84676 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 17:32:21 | 28.9729 | 0.06715 | 9.6835 | 211.4398 | 300.0069 | 13.84676 | – |
| 2025 Dec 06 18:56 | 2025 Dec 01 21:37:38 | 28.9698 | 0.06717 | 11.4314 | 169.0905 | 300.0069 | 13.84676 | – |
| 2025 Dec 05 18:57 | 2025 Dec 01 21:37:38 | 28.9698 | 0.06717 | 11.4314 | 169.0905 | 300.0069 | 13.84676 | – |