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 | 21351 |
| 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 Feb 27 19:05 | 2026 Feb 26 06:30:50 | 99.8277 | 0.00651 | 12.4319 | 222.9812 | 198.7109 | 13.31636 | – |
| 2026 Feb 26 20:45 | 2026 Feb 26 06:30:50 | 99.8277 | 0.00651 | 12.4319 | 222.9812 | 198.7109 | 13.31636 | – |
| 2026 Feb 05 18:58 | 2026 Feb 02 07:04:03 | 99.8250 | 0.00647 | 10.9049 | 280.8757 | 198.7109 | 13.31636 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 07:04:03 | 99.8250 | 0.00647 | 10.9049 | 280.8757 | 198.7109 | 13.31636 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 07:04:03 | 99.8250 | 0.00647 | 10.9049 | 280.8757 | 198.7109 | 13.31636 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 07:04:03 | 99.8250 | 0.00647 | 10.9049 | 280.8757 | 198.7109 | 13.31636 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 20:07:09 | 99.8246 | 0.00647 | 10.5575 | 294.0846 | 198.7109 | 13.31636 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 20:07:09 | 99.8246 | 0.00647 | 10.5575 | 294.0846 | 198.7109 | 13.31636 | – |