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 | 21459 |
| 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 Apr 25 17:58 | 2026 Apr 24 10:26:45 | 99.6756 | 0.00515 | 19.5915 | 238.1328 | 138.7393 | 13.41396 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 10:26:45 | 99.6756 | 0.00515 | 19.5915 | 238.1328 | 138.7393 | 13.41396 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 07:28:34 | 99.6752 | 0.00514 | 19.2647 | 250.8424 | 138.7393 | 13.41396 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 07:28:34 | 99.6752 | 0.00514 | 19.2647 | 250.8424 | 138.7393 | 13.41396 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 07:28:34 | 99.6752 | 0.00514 | 19.2647 | 250.8424 | 138.7393 | 13.41396 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 07:28:34 | 99.6752 | 0.00514 | 19.2647 | 250.8424 | 138.7393 | 13.41396 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 07:28:34 | 99.6752 | 0.00514 | 19.2647 | 250.8424 | 138.7393 | 13.41396 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 23:27:31 | 99.6751 | 0.00513 | 18.8608 | 266.5710 | 138.7393 | 13.41396 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 23:27:31 | 99.6751 | 0.00513 | 18.8608 | 266.5710 | 138.7393 | 13.41396 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 23:27:31 | 99.6751 | 0.00513 | 18.8608 | 266.5710 | 138.7393 | 13.41396 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 23:27:31 | 99.6751 | 0.00513 | 18.8608 | 266.5710 | 138.7393 | 13.41396 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 17:26:23 | 99.6748 | 0.00513 | 18.5259 | 279.6142 | 138.7393 | 13.41396 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 17:26:23 | 99.6748 | 0.00513 | 18.5259 | 279.6142 | 138.7393 | 13.41396 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 17:26:23 | 99.6748 | 0.00513 | 18.5259 | 279.6142 | 138.7393 | 13.41396 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 17:26:23 | 99.6748 | 0.00513 | 18.5259 | 279.6142 | 138.7393 | 13.41396 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 17:26:23 | 99.6748 | 0.00513 | 18.5259 | 279.6142 | 138.7393 | 13.41396 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:48:38 | 99.6743 | 0.00513 | 18.1761 | 293.2299 | 138.7393 | 13.41396 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:48:38 | 99.6743 | 0.00513 | 18.1761 | 293.2299 | 138.7393 | 13.41396 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:48:38 | 99.6743 | 0.00513 | 18.1761 | 293.2299 | 138.7393 | 13.41396 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 05:48:38 | 99.6743 | 0.00513 | 18.1761 | 293.2299 | 138.7393 | 13.41396 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 05:48:38 | 99.6743 | 0.00513 | 18.1761 | 293.2299 | 138.7393 | 13.41396 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 05:48:38 | 99.6743 | 0.00513 | 18.1761 | 293.2299 | 138.7393 | 13.41396 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 10:09:25 | 99.6738 | 0.00513 | 17.7412 | 310.1293 | 138.7393 | 13.41396 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 10:09:25 | 99.6738 | 0.00513 | 17.7412 | 310.1293 | 138.7393 | 13.41396 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 10:09:25 | 99.6738 | 0.00513 | 17.7412 | 310.1293 | 138.7393 | 13.41396 | – |