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 | 21566 |
| 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 15 04:08:23 | 99.6008 | 0.03248 | 19.9843 | 31.6031 | 11.0879 | 12.83820 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 01:59:42 | 99.6032 | 0.03256 | 19.2348 | 60.6739 | 11.0879 | 12.83820 | – |
| 2025 Sep 02 17:56 | 2025 Aug 25 01:24:01 | 99.6039 | 0.03261 | 18.7752 | 78.4392 | 11.0879 | 12.83820 | – |
| 2025 Sep 01 17:56 | 2025 Aug 25 01:24:01 | 99.6039 | 0.03261 | 18.7752 | 78.4392 | 11.0879 | 12.83820 | – |
| 2025 Aug 31 17:56 | 2025 Aug 25 01:24:01 | 99.6039 | 0.03261 | 18.7752 | 78.4392 | 11.0879 | 12.83820 | – |
| 2025 Aug 30 17:56 | 2025 Aug 25 01:24:01 | 99.6039 | 0.03261 | 18.7752 | 78.4392 | 11.0879 | 12.83820 | – |
| 2025 Aug 29 17:56 | 2025 Aug 25 01:24:01 | 99.6039 | 0.03261 | 18.7752 | 78.4392 | 11.0879 | 12.83820 | – |
| 2025 Aug 28 17:57 | 2025 Aug 25 01:24:01 | 99.6039 | 0.03261 | 18.7752 | 78.4392 | 11.0879 | 12.83820 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 14:00:11 | 99.6042 | 0.03262 | 18.6334 | 83.9136 | 11.0879 | 12.83820 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 14:00:11 | 99.6042 | 0.03262 | 18.6334 | 83.9136 | 11.0879 | 12.83820 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 14:00:11 | 99.6042 | 0.03262 | 18.6334 | 83.9136 | 11.0879 | 12.83820 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 14:00:11 | 99.6042 | 0.03262 | 18.6334 | 83.9136 | 11.0879 | 12.83820 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 14:00:11 | 99.6042 | 0.03262 | 18.6334 | 83.9136 | 11.0879 | 12.83820 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 14:17:43 | 99.6048 | 0.03265 | 18.3478 | 94.9396 | 11.0879 | 12.83820 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 14:17:43 | 99.6048 | 0.03265 | 18.3478 | 94.9396 | 11.0879 | 12.83820 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 14:17:43 | 99.6048 | 0.03265 | 18.3478 | 94.9396 | 11.0879 | 12.83820 | – |