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 Jan 11 18:57 | 2026 Jan 11 13:22:23 | 100.0232 | 0.03591 | 19.1957 | 310.3436 | 227.6656 | 13.19569 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 05:53:14 | 100.0242 | 0.03597 | 18.8571 | 322.5850 | 227.6656 | 13.19569 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 05:53:14 | 100.0242 | 0.03597 | 18.8571 | 322.5850 | 227.6656 | 13.19569 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 05:53:14 | 100.0242 | 0.03597 | 18.8571 | 322.5850 | 227.6656 | 13.19569 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 05:53:14 | 100.0242 | 0.03597 | 18.8571 | 322.5850 | 227.6656 | 13.19569 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 05:53:14 | 100.0242 | 0.03597 | 18.8571 | 322.5850 | 227.6656 | 13.19569 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 06:06:38 | 100.0238 | 0.03601 | 18.4752 | 336.3551 | 227.6656 | 13.19569 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 06:06:38 | 100.0238 | 0.03601 | 18.4752 | 336.3551 | 227.6656 | 13.19569 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 06:06:38 | 100.0238 | 0.03601 | 18.4752 | 336.3551 | 227.6656 | 13.19569 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 06:06:38 | 100.0238 | 0.03601 | 18.4752 | 336.3551 | 227.6656 | 13.19569 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 06:06:38 | 100.0238 | 0.03601 | 18.4752 | 336.3551 | 227.6656 | 13.19569 | – |
| 2025 Dec 30 18:56 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 227.6656 | 13.19569 | – |
| 2025 Dec 29 18:56 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 227.6656 | 13.19569 | – |
| 2025 Dec 28 18:57 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 227.6656 | 13.19569 | – |
| 2025 Dec 27 18:57 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 227.6656 | 13.19569 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 08:02:03 | 100.0237 | 0.03601 | 18.0979 | 349.9718 | 227.6656 | 13.19569 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 227.6656 | 13.19569 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 227.6656 | 13.19569 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 227.6656 | 13.19569 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 227.6656 | 13.19569 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 227.6656 | 13.19569 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:13:58 | 100.0238 | 0.03600 | 17.7744 | 1.6580 | 227.6656 | 13.19569 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 227.6656 | 13.19569 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 227.6656 | 13.19569 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 227.6656 | 13.19569 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 227.6656 | 13.19569 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 13:03:41 | 100.0227 | 0.03592 | 17.2191 | 21.7298 | 227.6656 | 13.19569 | – |