Orbital elements of DELTA 1 DEB
| Launched | 22 July 1972 |
| Flight ended | – |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 8539 |
| 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 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 262.8866 | 14.21765 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 262.8866 | 14.21765 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 262.8866 | 14.21765 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 262.8866 | 14.21765 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 262.8866 | 14.21765 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 262.8866 | 14.21765 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 262.8866 | 14.21765 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 262.8866 | 14.21765 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 262.8866 | 14.21765 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 15:06:46 | 97.2823 | 0.02002 | 1.8130 | 159.1778 | 262.8866 | 14.21765 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 15:06:46 | 97.2823 | 0.02002 | 1.8130 | 159.1778 | 262.8866 | 14.21765 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 15:06:46 | 97.2823 | 0.02002 | 1.8130 | 159.1778 | 262.8866 | 14.21765 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 15:06:46 | 97.2823 | 0.02002 | 1.8130 | 159.1778 | 262.8866 | 14.21765 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 15:06:46 | 97.2823 | 0.02002 | 1.8130 | 159.1778 | 262.8866 | 14.21765 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 03:00:31 | 97.2829 | 0.02000 | 1.5647 | 172.6675 | 262.8866 | 14.21765 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 03:00:31 | 97.2829 | 0.02000 | 1.5647 | 172.6675 | 262.8866 | 14.21765 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 03:00:31 | 97.2829 | 0.02000 | 1.5647 | 172.6675 | 262.8866 | 14.21765 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 03:00:31 | 97.2829 | 0.02000 | 1.5647 | 172.6675 | 262.8866 | 14.21765 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 03:00:31 | 97.2829 | 0.02000 | 1.5647 | 172.6675 | 262.8866 | 14.21765 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 08:51:02 | 97.2840 | 0.01995 | 1.1923 | 192.9216 | 262.8866 | 14.21765 | – |