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 | 21492 |
| 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 01:20:19 | 99.8070 | 0.00619 | 9.3123 | 223.5350 | 201.5052 | 13.33746 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 13:54:17 | 99.8067 | 0.00618 | 8.9629 | 236.7016 | 201.5052 | 13.33746 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 13:54:17 | 99.8067 | 0.00618 | 8.9629 | 236.7016 | 201.5052 | 13.33746 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 13:54:17 | 99.8067 | 0.00618 | 8.9629 | 236.7016 | 201.5052 | 13.33746 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 13:54:17 | 99.8067 | 0.00618 | 8.9629 | 236.7016 | 201.5052 | 13.33746 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 13:54:17 | 99.8067 | 0.00618 | 8.9629 | 236.7016 | 201.5052 | 13.33746 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 15:21:53 | 99.8066 | 0.00617 | 8.6478 | 248.6808 | 201.5052 | 13.33746 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 15:21:53 | 99.8066 | 0.00617 | 8.6478 | 248.6808 | 201.5052 | 13.33746 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 15:21:53 | 99.8066 | 0.00617 | 8.6478 | 248.6808 | 201.5052 | 13.33746 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 15:21:53 | 99.8066 | 0.00617 | 8.6478 | 248.6808 | 201.5052 | 13.33746 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 15:21:53 | 99.8066 | 0.00617 | 8.6478 | 248.6808 | 201.5052 | 13.33746 | – |
| 2025 Dec 30 18:56 | 2025 Dec 23 14:43:56 | 99.8069 | 0.00615 | 8.1358 | 268.1626 | 201.5052 | 13.33746 | – |
| 2025 Dec 29 18:56 | 2025 Dec 23 14:43:56 | 99.8069 | 0.00615 | 8.1358 | 268.1626 | 201.5052 | 13.33746 | – |
| 2025 Dec 28 18:57 | 2025 Dec 23 14:43:56 | 99.8069 | 0.00615 | 8.1358 | 268.1626 | 201.5052 | 13.33746 | – |
| 2025 Dec 27 18:57 | 2025 Dec 23 14:43:56 | 99.8069 | 0.00615 | 8.1358 | 268.1626 | 201.5052 | 13.33746 | – |
| 2025 Dec 26 18:56 | 2025 Dec 23 14:43:56 | 99.8069 | 0.00615 | 8.1358 | 268.1626 | 201.5052 | 13.33746 | – |
| 2025 Dec 25 18:57 | 2025 Dec 18 13:48:50 | 99.8072 | 0.00614 | 7.8145 | 280.3782 | 201.5052 | 13.33746 | – |
| 2025 Dec 24 18:56 | 2025 Dec 18 13:48:50 | 99.8072 | 0.00614 | 7.8145 | 280.3782 | 201.5052 | 13.33746 | – |
| 2025 Dec 23 18:56 | 2025 Dec 18 13:48:50 | 99.8072 | 0.00614 | 7.8145 | 280.3782 | 201.5052 | 13.33746 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 13:48:50 | 99.8072 | 0.00614 | 7.8145 | 280.3782 | 201.5052 | 13.33746 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 13:48:50 | 99.8072 | 0.00614 | 7.8145 | 280.3782 | 201.5052 | 13.33746 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 13:48:50 | 99.8072 | 0.00614 | 7.8145 | 280.3782 | 201.5052 | 13.33746 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 20:14:11 | 99.8057 | 0.00614 | 7.3849 | 296.7230 | 201.5052 | 13.33746 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 20:14:11 | 99.8057 | 0.00614 | 7.3849 | 296.7230 | 201.5052 | 13.33746 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 20:14:11 | 99.8057 | 0.00614 | 7.3849 | 296.7230 | 201.5052 | 13.33746 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 20:14:11 | 99.8057 | 0.00614 | 7.3849 | 296.7230 | 201.5052 | 13.33746 | – |