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 | 21279 |
| 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 Sep 15 17:56 | 2025 Sep 14 23:15:58 | 99.4222 | 0.00561 | 4.2667 | 54.4788 | 74.4854 | 13.57521 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 00:39:32 | 99.4207 | 0.00563 | 3.5040 | 84.3977 | 74.4854 | 13.57521 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 10:46:47 | 99.4201 | 0.00564 | 3.0838 | 100.8469 | 74.4854 | 13.57521 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 10:46:47 | 99.4201 | 0.00564 | 3.0838 | 100.8469 | 74.4854 | 13.57521 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 10:46:47 | 99.4201 | 0.00564 | 3.0838 | 100.8469 | 74.4854 | 13.57521 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 10:46:47 | 99.4201 | 0.00564 | 3.0838 | 100.8469 | 74.4854 | 13.57521 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 10:46:47 | 99.4201 | 0.00564 | 3.0838 | 100.8469 | 74.4854 | 13.57521 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 10:46:47 | 99.4201 | 0.00564 | 3.0838 | 100.8469 | 74.4854 | 13.57521 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 01:06:58 | 99.4193 | 0.00563 | 2.8027 | 111.8337 | 74.4854 | 13.57521 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 01:06:58 | 99.4193 | 0.00563 | 2.8027 | 111.8337 | 74.4854 | 13.57521 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 01:06:58 | 99.4193 | 0.00563 | 2.8027 | 111.8337 | 74.4854 | 13.57521 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 01:06:58 | 99.4193 | 0.00563 | 2.8027 | 111.8337 | 74.4854 | 13.57521 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 01:06:58 | 99.4193 | 0.00563 | 2.8027 | 111.8337 | 74.4854 | 13.57521 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 23:03:58 | 99.4188 | 0.00563 | 2.4780 | 124.5331 | 74.4854 | 13.57521 | – |