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 | 21317 |
| 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 28 18:57 | 2025 Dec 23 13:35:52 | 100.0987 | 0.02181 | 19.4433 | 24.6998 | 26.8932 | 13.37759 | – |
| 2025 Dec 27 18:57 | 2025 Dec 23 13:35:52 | 100.0987 | 0.02181 | 19.4433 | 24.6998 | 26.8932 | 13.37759 | – |
| 2025 Dec 26 18:56 | 2025 Dec 23 13:35:52 | 100.0987 | 0.02181 | 19.4433 | 24.6998 | 26.8932 | 13.37759 | – |
| 2025 Dec 25 18:57 | 2025 Dec 18 18:36:46 | 100.0998 | 0.02175 | 19.1262 | 36.0025 | 26.8932 | 13.37759 | – |
| 2025 Dec 24 18:56 | 2025 Dec 18 18:36:46 | 100.0998 | 0.02175 | 19.1262 | 36.0025 | 26.8932 | 13.37759 | – |
| 2025 Dec 23 18:56 | 2025 Dec 18 18:36:46 | 100.0998 | 0.02175 | 19.1262 | 36.0025 | 26.8932 | 13.37759 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 18:36:46 | 100.0998 | 0.02175 | 19.1262 | 36.0025 | 26.8932 | 13.37759 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 18:36:46 | 100.0998 | 0.02175 | 19.1262 | 36.0025 | 26.8932 | 13.37759 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 18:36:46 | 100.0998 | 0.02175 | 19.1262 | 36.0025 | 26.8932 | 13.37759 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 07:42:18 | 100.0995 | 0.02163 | 18.6329 | 53.7140 | 26.8932 | 13.37759 | – |
| 2025 Dec 11 18:56 | 2025 Dec 05 13:01:43 | 100.0998 | 0.02154 | 18.2506 | 67.4855 | 26.8932 | 13.37759 | – |
| 2025 Dec 10 18:56 | 2025 Dec 05 13:01:43 | 100.0998 | 0.02154 | 18.2506 | 67.4855 | 26.8932 | 13.37759 | – |
| 2025 Dec 09 18:56 | 2025 Dec 05 13:01:43 | 100.0998 | 0.02154 | 18.2506 | 67.4855 | 26.8932 | 13.37759 | – |
| 2025 Dec 08 18:56 | 2025 Dec 05 13:01:43 | 100.0998 | 0.02154 | 18.2506 | 67.4855 | 26.8932 | 13.37759 | – |
| 2025 Dec 07 18:56 | 2025 Dec 05 13:01:43 | 100.0998 | 0.02154 | 18.2506 | 67.4855 | 26.8932 | 13.37759 | – |
| 2025 Dec 06 18:56 | 2025 Nov 29 18:40:40 | 100.0989 | 0.02144 | 17.8692 | 81.2847 | 26.8932 | 13.37759 | – |
| 2025 Dec 05 18:57 | 2025 Nov 29 18:40:40 | 100.0989 | 0.02144 | 17.8692 | 81.2847 | 26.8932 | 13.37759 | – |
| 2025 Dec 04 18:57 | 2025 Nov 29 18:40:40 | 100.0989 | 0.02144 | 17.8692 | 81.2847 | 26.8932 | 13.37759 | – |
| 2025 Dec 03 18:56 | 2025 Nov 29 18:40:40 | 100.0989 | 0.02144 | 17.8692 | 81.2847 | 26.8932 | 13.37759 | – |
| 2025 Dec 02 18:56 | 2025 Nov 29 18:40:40 | 100.0989 | 0.02144 | 17.8692 | 81.2847 | 26.8932 | 13.37759 | – |