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 | 21287 |
| 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 05 18:58 | 2026 Feb 02 09:11:35 | 99.7064 | 0.01306 | 12.6025 | 212.4253 | 176.0949 | 13.17949 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 09:11:35 | 99.7064 | 0.01306 | 12.6025 | 212.4253 | 176.0949 | 13.17949 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 09:11:35 | 99.7064 | 0.01306 | 12.6025 | 212.4253 | 176.0949 | 13.17949 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 09:11:35 | 99.7064 | 0.01306 | 12.6025 | 212.4253 | 176.0949 | 13.17949 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 16:27:17 | 99.7056 | 0.01305 | 12.2524 | 225.8335 | 176.0949 | 13.17949 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 16:27:17 | 99.7056 | 0.01305 | 12.2524 | 225.8335 | 176.0949 | 13.17949 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 16:27:17 | 99.7056 | 0.01305 | 12.2524 | 225.8335 | 176.0949 | 13.17949 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 16:27:17 | 99.7056 | 0.01305 | 12.2524 | 225.8335 | 176.0949 | 13.17949 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 16:27:17 | 99.7056 | 0.01305 | 12.2524 | 225.8335 | 176.0949 | 13.17949 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 09:00:55 | 99.7047 | 0.01304 | 11.9262 | 238.3421 | 176.0949 | 13.17949 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 09:00:55 | 99.7047 | 0.01304 | 11.9262 | 238.3421 | 176.0949 | 13.17949 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 09:00:55 | 99.7047 | 0.01304 | 11.9262 | 238.3421 | 176.0949 | 13.17949 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 09:00:55 | 99.7047 | 0.01304 | 11.9262 | 238.3421 | 176.0949 | 13.17949 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 09:00:55 | 99.7047 | 0.01304 | 11.9262 | 238.3421 | 176.0949 | 13.17949 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 09:04:55 | 99.7040 | 0.01303 | 11.5578 | 252.4747 | 176.0949 | 13.17949 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 09:04:55 | 99.7040 | 0.01303 | 11.5578 | 252.4747 | 176.0949 | 13.17949 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 09:04:55 | 99.7040 | 0.01303 | 11.5578 | 252.4747 | 176.0949 | 13.17949 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 09:04:55 | 99.7040 | 0.01303 | 11.5578 | 252.4747 | 176.0949 | 13.17949 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 09:04:55 | 99.7040 | 0.01303 | 11.5578 | 252.4747 | 176.0949 | 13.17949 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 09:04:55 | 99.7040 | 0.01303 | 11.5578 | 252.4747 | 176.0949 | 13.17949 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 10:51:19 | 99.7034 | 0.01303 | 11.2552 | 264.0912 | 176.0949 | 13.17949 | – |