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 |
| 2026 Jan 11 18:57 | 2026 Jan 11 09:08:50 | 97.2782 | 0.02003 | 3.7828 | 52.4447 | 309.4743 | 14.21800 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 02:28:26 | 97.2787 | 0.02005 | 3.4920 | 68.1978 | 309.4743 | 14.21800 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 02:28:26 | 97.2787 | 0.02005 | 3.4920 | 68.1978 | 309.4743 | 14.21800 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 02:28:26 | 97.2787 | 0.02005 | 3.4920 | 68.1978 | 309.4743 | 14.21800 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 02:28:26 | 97.2787 | 0.02005 | 3.4920 | 68.1978 | 309.4743 | 14.21800 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 02:28:26 | 97.2787 | 0.02005 | 3.4920 | 68.1978 | 309.4743 | 14.21800 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 14:43:54 | 97.2794 | 0.02007 | 3.1896 | 84.5871 | 309.4743 | 14.21800 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 14:43:54 | 97.2794 | 0.02007 | 3.1896 | 84.5871 | 309.4743 | 14.21800 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 14:43:54 | 97.2794 | 0.02007 | 3.1896 | 84.5871 | 309.4743 | 14.21800 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 14:43:54 | 97.2794 | 0.02007 | 3.1896 | 84.5871 | 309.4743 | 14.21800 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 14:43:54 | 97.2794 | 0.02007 | 3.1896 | 84.5871 | 309.4743 | 14.21800 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 309.4743 | 14.21800 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 309.4743 | 14.21800 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 309.4743 | 14.21800 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 309.4743 | 14.21800 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 14:48:39 | 97.2798 | 0.02008 | 2.9143 | 99.5073 | 309.4743 | 14.21800 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 309.4743 | 14.21800 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 309.4743 | 14.21800 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 309.4743 | 14.21800 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 309.4743 | 14.21800 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 309.4743 | 14.21800 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 01:43:44 | 97.2804 | 0.02007 | 2.5537 | 119.0268 | 309.4743 | 14.21800 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 309.4743 | 14.21800 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 309.4743 | 14.21800 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 309.4743 | 14.21800 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 309.4743 | 14.21800 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 21:47:45 | 97.2816 | 0.02005 | 2.1039 | 143.3895 | 309.4743 | 14.21800 | – |