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 | 21386 |
| 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 30 18:57 | 2026 Jan 25 10:33:15 | 99.5717 | 0.01842 | 5.4600 | 199.6995 | 174.3331 | 13.29139 | – |
| 2026 Jan 29 18:56 | 2026 Jan 25 10:33:15 | 99.5717 | 0.01842 | 5.4600 | 199.6995 | 174.3331 | 13.29139 | – |
| 2026 Jan 28 18:56 | 2026 Jan 25 10:33:15 | 99.5717 | 0.01842 | 5.4600 | 199.6995 | 174.3331 | 13.29139 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 10:17:14 | 99.5720 | 0.01841 | 5.2739 | 206.8519 | 174.3331 | 13.29139 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 10:17:14 | 99.5720 | 0.01841 | 5.2739 | 206.8519 | 174.3331 | 13.29139 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 10:17:14 | 99.5720 | 0.01841 | 5.2739 | 206.8519 | 174.3331 | 13.29139 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 10:17:14 | 99.5720 | 0.01841 | 5.2739 | 206.8519 | 174.3331 | 13.29139 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 10:17:14 | 99.5720 | 0.01841 | 5.2739 | 206.8519 | 174.3331 | 13.29139 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 10:02:22 | 99.5728 | 0.01837 | 4.9024 | 221.1418 | 174.3331 | 13.29139 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 10:02:22 | 99.5728 | 0.01837 | 4.9024 | 221.1418 | 174.3331 | 13.29139 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 10:02:22 | 99.5728 | 0.01837 | 4.9024 | 221.1418 | 174.3331 | 13.29139 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 10:02:22 | 99.5728 | 0.01837 | 4.9024 | 221.1418 | 174.3331 | 13.29139 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 10:02:22 | 99.5728 | 0.01837 | 4.9024 | 221.1418 | 174.3331 | 13.29139 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 10:02:22 | 99.5728 | 0.01837 | 4.9024 | 221.1418 | 174.3331 | 13.29139 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 14:51:07 | 99.5732 | 0.01834 | 4.6058 | 232.5763 | 174.3331 | 13.29139 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 14:51:07 | 99.5732 | 0.01834 | 4.6058 | 232.5763 | 174.3331 | 13.29139 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 14:51:07 | 99.5732 | 0.01834 | 4.6058 | 232.5763 | 174.3331 | 13.29139 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 174.3331 | 13.29139 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 174.3331 | 13.29139 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 174.3331 | 13.29139 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 174.3331 | 13.29139 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 174.3331 | 13.29139 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 174.3331 | 13.29139 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 174.3331 | 13.29139 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 174.3331 | 13.29139 | – |