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 09 18:57 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 142.2518 | 13.29106 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 142.2518 | 13.29106 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 142.2518 | 13.29106 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 02:19:30 | 99.5735 | 0.01829 | 4.2644 | 245.7519 | 142.2518 | 13.29106 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 142.2518 | 13.29106 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 142.2518 | 13.29106 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 142.2518 | 13.29106 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 142.2518 | 13.29106 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 09:11:29 | 99.5740 | 0.01823 | 3.9112 | 259.4223 | 142.2518 | 13.29106 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 02:33:51 | 99.5742 | 0.01818 | 3.5851 | 272.0863 | 142.2518 | 13.29106 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 02:33:51 | 99.5742 | 0.01818 | 3.5851 | 272.0863 | 142.2518 | 13.29106 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 02:33:51 | 99.5742 | 0.01818 | 3.5851 | 272.0863 | 142.2518 | 13.29106 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 02:33:51 | 99.5742 | 0.01818 | 3.5851 | 272.0863 | 142.2518 | 13.29106 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 02:33:51 | 99.5742 | 0.01818 | 3.5851 | 272.0863 | 142.2518 | 13.29106 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 142.2518 | 13.29106 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 142.2518 | 13.29106 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 142.2518 | 13.29106 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 142.2518 | 13.29106 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 142.2518 | 13.29106 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 142.2518 | 13.29106 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 142.2518 | 13.29106 | – |