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 | 21368 |
| 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 10:03:26 | 99.5166 | 0.00753 | 12.1316 | 267.1931 | 147.4484 | 13.59318 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 05:16:01 | 99.5162 | 0.00753 | 11.7950 | 280.5242 | 147.4484 | 13.59318 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 05:16:01 | 99.5162 | 0.00753 | 11.7950 | 280.5242 | 147.4484 | 13.59318 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 05:16:01 | 99.5162 | 0.00753 | 11.7950 | 280.5242 | 147.4484 | 13.59318 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 05:16:01 | 99.5162 | 0.00753 | 11.7950 | 280.5242 | 147.4484 | 13.59318 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 05:16:01 | 99.5162 | 0.00753 | 11.7950 | 280.5242 | 147.4484 | 13.59318 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 10:51:03 | 99.5159 | 0.00753 | 11.4216 | 295.3052 | 147.4484 | 13.59318 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 10:51:03 | 99.5159 | 0.00753 | 11.4216 | 295.3052 | 147.4484 | 13.59318 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 10:51:03 | 99.5159 | 0.00753 | 11.4216 | 295.3052 | 147.4484 | 13.59318 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 10:51:03 | 99.5159 | 0.00753 | 11.4216 | 295.3052 | 147.4484 | 13.59318 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 10:51:03 | 99.5159 | 0.00753 | 11.4216 | 295.3052 | 147.4484 | 13.59318 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 10:35:11 | 99.5155 | 0.00754 | 11.0973 | 308.1239 | 147.4484 | 13.59318 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 10:35:11 | 99.5155 | 0.00754 | 11.0973 | 308.1239 | 147.4484 | 13.59318 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 10:35:11 | 99.5155 | 0.00754 | 11.0973 | 308.1239 | 147.4484 | 13.59318 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 10:35:11 | 99.5155 | 0.00754 | 11.0973 | 308.1239 | 147.4484 | 13.59318 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 10:35:11 | 99.5155 | 0.00754 | 11.0973 | 308.1239 | 147.4484 | 13.59318 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 09:55:53 | 99.5150 | 0.00755 | 10.7071 | 323.5391 | 147.4484 | 13.59318 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 09:55:53 | 99.5150 | 0.00755 | 10.7071 | 323.5391 | 147.4484 | 13.59318 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 09:55:53 | 99.5150 | 0.00755 | 10.7071 | 323.5391 | 147.4484 | 13.59318 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 09:55:53 | 99.5150 | 0.00755 | 10.7071 | 323.5391 | 147.4484 | 13.59318 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 09:55:53 | 99.5150 | 0.00755 | 10.7071 | 323.5391 | 147.4484 | 13.59318 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 09:55:53 | 99.5150 | 0.00755 | 10.7071 | 323.5391 | 147.4484 | 13.59318 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 00:47:28 | 99.5147 | 0.00757 | 10.1647 | 344.9148 | 147.4484 | 13.59318 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 00:47:28 | 99.5147 | 0.00757 | 10.1647 | 344.9148 | 147.4484 | 13.59318 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 00:47:28 | 99.5147 | 0.00757 | 10.1647 | 344.9148 | 147.4484 | 13.59318 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 00:47:28 | 99.5147 | 0.00757 | 10.1647 | 344.9148 | 147.4484 | 13.59318 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 00:47:28 | 99.5147 | 0.00757 | 10.1647 | 344.9148 | 147.4484 | 13.59318 | – |