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 | 21754 |
| 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 14 17:57 | 2026 Apr 11 06:53:47 | 100.0508 | 0.00761 | 1.7649 | 120.8443 | 29.7436 | 13.35300 | – |
| 2026 Apr 13 17:57 | 2026 Apr 11 06:53:47 | 100.0508 | 0.00761 | 1.7649 | 120.8443 | 29.7436 | 13.35300 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 06:58:14 | 100.0504 | 0.00760 | 1.5685 | 127.9792 | 29.7436 | 13.35300 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 06:58:14 | 100.0504 | 0.00760 | 1.5685 | 127.9792 | 29.7436 | 13.35300 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 06:58:14 | 100.0504 | 0.00760 | 1.5685 | 127.9792 | 29.7436 | 13.35300 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 06:58:14 | 100.0504 | 0.00760 | 1.5685 | 127.9792 | 29.7436 | 13.35300 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 06:58:14 | 100.0504 | 0.00760 | 1.5685 | 127.9792 | 29.7436 | 13.35300 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 07:06:46 | 100.0505 | 0.00757 | 1.1757 | 142.3055 | 29.7436 | 13.35300 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 07:06:46 | 100.0505 | 0.00757 | 1.1757 | 142.3055 | 29.7436 | 13.35300 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 07:06:46 | 100.0505 | 0.00757 | 1.1757 | 142.3055 | 29.7436 | 13.35300 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 07:06:46 | 100.0505 | 0.00757 | 1.1757 | 142.3055 | 29.7436 | 13.35300 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 07:06:46 | 100.0505 | 0.00757 | 1.1757 | 142.3055 | 29.7436 | 13.35300 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 07:06:46 | 100.0505 | 0.00757 | 1.1757 | 142.3055 | 29.7436 | 13.35300 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 06:05:32 | 100.0499 | 0.00754 | 0.7143 | 159.1925 | 29.7436 | 13.35300 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 06:05:32 | 100.0499 | 0.00754 | 0.7143 | 159.1925 | 29.7436 | 13.35300 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 06:05:32 | 100.0499 | 0.00754 | 0.7143 | 159.1925 | 29.7436 | 13.35300 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 06:05:32 | 100.0499 | 0.00754 | 0.7143 | 159.1925 | 29.7436 | 13.35300 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 06:05:32 | 100.0499 | 0.00754 | 0.7143 | 159.1925 | 29.7436 | 13.35300 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 06:05:32 | 100.0499 | 0.00754 | 0.7143 | 159.1925 | 29.7436 | 13.35300 | – |
| 2026 Mar 25 18:56 | 2026 Mar 19 06:51:15 | 100.0499 | 0.00752 | 0.2577 | 175.9528 | 29.7436 | 13.35300 | – |
| 2026 Mar 24 18:56 | 2026 Mar 19 06:51:15 | 100.0499 | 0.00752 | 0.2577 | 175.9528 | 29.7436 | 13.35300 | – |
| 2026 Mar 23 18:56 | 2026 Mar 19 06:51:15 | 100.0499 | 0.00752 | 0.2577 | 175.9528 | 29.7436 | 13.35300 | – |
| 2026 Mar 22 18:56 | 2026 Mar 19 06:51:15 | 100.0499 | 0.00752 | 0.2577 | 175.9528 | 29.7436 | 13.35300 | – |
| 2026 Mar 21 19:05 | 2026 Mar 19 06:51:15 | 100.0499 | 0.00752 | 0.2577 | 175.9528 | 29.7436 | 13.35300 | – |
| 2026 Mar 20 18:57 | 2026 Mar 19 06:51:15 | 100.0499 | 0.00752 | 0.2577 | 175.9528 | 29.7436 | 13.35300 | – |
| 2026 Mar 19 18:56 | 2026 Mar 14 13:40:50 | 100.0495 | 0.00751 | 23.9487 | 187.3451 | 29.7436 | 13.35300 | – |