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 | 21565 |
| 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 25 15:13:24 | 99.8216 | 0.03717 | 13.4344 | 210.2512 | 215.7583 | 12.81737 | – |
| 2026 Feb 26 20:45 | 2026 Feb 25 15:13:24 | 99.8216 | 0.03717 | 13.4344 | 210.2512 | 215.7583 | 12.81737 | – |
| 2026 Feb 05 18:58 | 2026 Feb 01 15:51:42 | 99.8201 | 0.03691 | 12.0346 | 262.3610 | 215.7583 | 12.81737 | – |
| 2026 Feb 04 18:57 | 2026 Feb 01 15:51:42 | 99.8201 | 0.03691 | 12.0346 | 262.3610 | 215.7583 | 12.81737 | – |
| 2026 Feb 03 18:56 | 2026 Feb 01 15:51:42 | 99.8201 | 0.03691 | 12.0346 | 262.3610 | 215.7583 | 12.81737 | – |
| 2026 Feb 02 18:56 | 2026 Feb 01 15:51:42 | 99.8201 | 0.03691 | 12.0346 | 262.3610 | 215.7583 | 12.81737 | – |
| 2026 Feb 01 18:56 | 2026 Jan 24 16:41:44 | 99.8202 | 0.03677 | 11.5696 | 279.7614 | 215.7583 | 12.81737 | – |
| 2026 Jan 31 18:56 | 2026 Jan 24 16:41:44 | 99.8202 | 0.03677 | 11.5696 | 279.7614 | 215.7583 | 12.81737 | – |