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 | 21384 |
| 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 May 13 17:58 | 2026 May 10 01:16:28 | 99.6286 | 0.02930 | 22.7591 | 272.9342 | 244.8407 | 12.91317 | – |
| 2026 May 12 17:58 | 2026 May 10 01:16:28 | 99.6286 | 0.02930 | 22.7591 | 272.9342 | 244.8407 | 12.91317 | – |
| 2026 May 11 17:56 | 2026 May 10 01:16:28 | 99.6286 | 0.02930 | 22.7591 | 272.9342 | 244.8407 | 12.91317 | – |
| 2026 May 10 17:57 | 2026 May 10 01:16:28 | 99.6286 | 0.02930 | 22.7591 | 272.9342 | 244.8407 | 12.91317 | – |
| 2026 May 09 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 08 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 07 17:58 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 06 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 05 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 04 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 03 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 02 17:57 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 May 01 17:56 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 13:54:02 | 99.6317 | 0.02935 | 22.2078 | 294.2288 | 244.8407 | 12.91317 | – |
| 2026 Apr 29 17:57 | 2026 Apr 22 01:51:34 | 99.6312 | 0.02940 | 21.7129 | 313.3298 | 244.8407 | 12.91317 | – |
| 2026 Apr 28 17:56 | 2026 Apr 22 01:51:34 | 99.6312 | 0.02940 | 21.7129 | 313.3298 | 244.8407 | 12.91317 | – |
| 2026 Apr 27 17:58 | 2026 Apr 22 01:51:34 | 99.6312 | 0.02940 | 21.7129 | 313.3298 | 244.8407 | 12.91317 | – |
| 2026 Apr 26 17:58 | 2026 Apr 22 01:51:34 | 99.6312 | 0.02940 | 21.7129 | 313.3298 | 244.8407 | 12.91317 | – |
| 2026 Apr 25 17:58 | 2026 Apr 22 01:51:34 | 99.6312 | 0.02940 | 21.7129 | 313.3298 | 244.8407 | 12.91317 | – |
| 2026 Apr 24 17:59 | 2026 Apr 22 01:51:34 | 99.6312 | 0.02940 | 21.7129 | 313.3298 | 244.8407 | 12.91317 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 13:39:59 | 99.6310 | 0.02941 | 21.5087 | 321.1972 | 244.8407 | 12.91317 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 13:39:59 | 99.6310 | 0.02941 | 21.5087 | 321.1972 | 244.8407 | 12.91317 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 13:39:59 | 99.6310 | 0.02941 | 21.5087 | 321.1972 | 244.8407 | 12.91317 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 13:39:59 | 99.6310 | 0.02941 | 21.5087 | 321.1972 | 244.8407 | 12.91317 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 13:39:59 | 99.6310 | 0.02941 | 21.5087 | 321.1972 | 244.8407 | 12.91317 | – |
| 2026 Apr 18 17:56 | 2026 Apr 08 13:47:26 | 99.6349 | 0.02944 | 20.9269 | 343.6645 | 244.8407 | 12.91317 | – |
| 2026 Apr 16 17:57 | 2026 Apr 08 13:47:26 | 99.6349 | 0.02944 | 20.9269 | 343.6645 | 244.8407 | 12.91317 | – |