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 | 21457 |
| 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 Mar 04 18:57 | 2026 Mar 04 06:24:10 | 99.9608 | 0.02884 | 22.5040 | 54.0635 | 99.0090 | 13.44044 | – |
| 2026 Mar 03 18:56 | 2026 Feb 26 05:40:19 | 99.9604 | 0.02873 | 22.1058 | 68.6501 | 99.0090 | 13.44044 | – |
| 2026 Mar 02 18:57 | 2026 Feb 26 05:40:19 | 99.9604 | 0.02873 | 22.1058 | 68.6501 | 99.0090 | 13.44044 | – |
| 2026 Mar 01 18:57 | 2026 Feb 26 05:40:19 | 99.9604 | 0.02873 | 22.1058 | 68.6501 | 99.0090 | 13.44044 | – |
| 2026 Feb 28 18:56 | 2026 Feb 26 05:40:19 | 99.9604 | 0.02873 | 22.1058 | 68.6501 | 99.0090 | 13.44044 | – |
| 2026 Feb 27 19:05 | 2026 Feb 26 05:40:19 | 99.9604 | 0.02873 | 22.1058 | 68.6501 | 99.0090 | 13.44044 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 05:40:19 | 99.9604 | 0.02873 | 22.1058 | 68.6501 | 99.0090 | 13.44044 | – |
| 2026 Feb 05 18:58 | 2026 Feb 02 08:02:45 | 99.9608 | 0.02830 | 20.5277 | 127.1406 | 99.0090 | 13.44044 | – |