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 | 21678 |
| 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 May 02 17:57 | 2026 Apr 30 00:17:05 | 100.0241 | 0.03583 | 2.1084 | 56.4829 | 318.5160 | 13.19825 | – |
| 2026 May 01 17:56 | 2026 Apr 30 00:17:05 | 100.0241 | 0.03583 | 2.1084 | 56.4829 | 318.5160 | 13.19825 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 00:17:05 | 100.0241 | 0.03583 | 2.1084 | 56.4829 | 318.5160 | 13.19825 | – |
| 2026 Apr 29 17:57 | 2026 Apr 23 12:38:45 | 100.0237 | 0.03574 | 1.6950 | 71.4689 | 318.5160 | 13.19825 | – |
| 2026 Apr 28 17:56 | 2026 Apr 23 12:38:45 | 100.0237 | 0.03574 | 1.6950 | 71.4689 | 318.5160 | 13.19825 | – |
| 2026 Apr 27 17:58 | 2026 Apr 23 12:38:45 | 100.0237 | 0.03574 | 1.6950 | 71.4689 | 318.5160 | 13.19825 | – |
| 2026 Apr 26 17:58 | 2026 Apr 23 12:38:45 | 100.0237 | 0.03574 | 1.6950 | 71.4689 | 318.5160 | 13.19825 | – |
| 2026 Apr 25 17:58 | 2026 Apr 23 12:38:45 | 100.0237 | 0.03574 | 1.6950 | 71.4689 | 318.5160 | 13.19825 | – |
| 2026 Apr 24 17:59 | 2026 Apr 23 12:38:45 | 100.0237 | 0.03574 | 1.6950 | 71.4689 | 318.5160 | 13.19825 | – |
| 2026 Apr 23 17:57 | 2026 Apr 18 14:05:18 | 100.0237 | 0.03566 | 1.3801 | 82.9173 | 318.5160 | 13.19825 | – |
| 2026 Apr 22 17:57 | 2026 Apr 18 14:05:18 | 100.0237 | 0.03566 | 1.3801 | 82.9173 | 318.5160 | 13.19825 | – |
| 2026 Apr 21 17:57 | 2026 Apr 18 14:05:18 | 100.0237 | 0.03566 | 1.3801 | 82.9173 | 318.5160 | 13.19825 | – |
| 2026 Apr 20 17:57 | 2026 Apr 18 14:05:18 | 100.0237 | 0.03566 | 1.3801 | 82.9173 | 318.5160 | 13.19825 | – |
| 2026 Apr 19 17:58 | 2026 Apr 18 14:05:18 | 100.0237 | 0.03566 | 1.3801 | 82.9173 | 318.5160 | 13.19825 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 00:46:47 | 100.0236 | 0.03555 | 1.0261 | 95.8318 | 318.5160 | 13.19825 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 00:46:47 | 100.0236 | 0.03555 | 1.0261 | 95.8318 | 318.5160 | 13.19825 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 00:46:47 | 100.0236 | 0.03555 | 1.0261 | 95.8318 | 318.5160 | 13.19825 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 00:46:47 | 100.0236 | 0.03555 | 1.0261 | 95.8318 | 318.5160 | 13.19825 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 12:24:43 | 100.0236 | 0.03545 | 0.7383 | 106.3643 | 318.5160 | 13.19825 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 12:24:43 | 100.0236 | 0.03545 | 0.7383 | 106.3643 | 318.5160 | 13.19825 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 12:24:43 | 100.0236 | 0.03545 | 0.7383 | 106.3643 | 318.5160 | 13.19825 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 12:24:43 | 100.0236 | 0.03545 | 0.7383 | 106.3643 | 318.5160 | 13.19825 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 12:24:43 | 100.0236 | 0.03545 | 0.7383 | 106.3643 | 318.5160 | 13.19825 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 05:16:00 | 100.0239 | 0.03533 | 0.3369 | 121.1036 | 318.5160 | 13.19825 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 05:16:00 | 100.0239 | 0.03533 | 0.3369 | 121.1036 | 318.5160 | 13.19825 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 05:16:00 | 100.0239 | 0.03533 | 0.3369 | 121.1036 | 318.5160 | 13.19825 | – |