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 | 21280 |
| 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 27 18:57 | 2025 Dec 26 11:53:32 | 99.3847 | 0.00502 | 11.8030 | 270.4991 | 104.2837 | 13.56023 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 11:53:32 | 99.3847 | 0.00502 | 11.8030 | 270.4991 | 104.2837 | 13.56023 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 10:45:21 | 99.3844 | 0.00502 | 11.4191 | 286.0349 | 104.2837 | 13.56023 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 10:45:21 | 99.3844 | 0.00502 | 11.4191 | 286.0349 | 104.2837 | 13.56023 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 10:45:21 | 99.3844 | 0.00502 | 11.4191 | 286.0349 | 104.2837 | 13.56023 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 10:45:21 | 99.3844 | 0.00502 | 11.4191 | 286.0349 | 104.2837 | 13.56023 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 10:45:21 | 99.3844 | 0.00502 | 11.4191 | 286.0349 | 104.2837 | 13.56023 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 10:45:21 | 99.3844 | 0.00502 | 11.4191 | 286.0349 | 104.2837 | 13.56023 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 23:45:01 | 99.3844 | 0.00503 | 10.8822 | 307.7493 | 104.2837 | 13.56023 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 00:54:34 | 99.3845 | 0.00504 | 10.5678 | 320.4417 | 104.2837 | 13.56023 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 00:54:34 | 99.3845 | 0.00504 | 10.5678 | 320.4417 | 104.2837 | 13.56023 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 00:54:34 | 99.3845 | 0.00504 | 10.5678 | 320.4417 | 104.2837 | 13.56023 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 00:54:34 | 99.3845 | 0.00504 | 10.5678 | 320.4417 | 104.2837 | 13.56023 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 00:54:34 | 99.3845 | 0.00504 | 10.5678 | 320.4417 | 104.2837 | 13.56023 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 10:37:31 | 99.3846 | 0.00505 | 10.2761 | 332.1823 | 104.2837 | 13.56023 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 10:37:31 | 99.3846 | 0.00505 | 10.2761 | 332.1823 | 104.2837 | 13.56023 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 10:37:31 | 99.3846 | 0.00505 | 10.2761 | 332.1823 | 104.2837 | 13.56023 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 10:37:31 | 99.3846 | 0.00505 | 10.2761 | 332.1823 | 104.2837 | 13.56023 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 10:37:31 | 99.3846 | 0.00505 | 10.2761 | 332.1823 | 104.2837 | 13.56023 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 10:37:42 | 99.3847 | 0.00507 | 9.8317 | 350.0152 | 104.2837 | 13.56023 | – |