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 |
| 2025 Dec 26 18:56 | 2025 Dec 26 02:33:51 | 99.5742 | 0.01818 | 3.5851 | 272.0863 | 117.8791 | 13.29082 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 117.8791 | 13.29082 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 117.8791 | 13.29082 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 117.8791 | 13.29082 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 117.8791 | 13.29082 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 117.8791 | 13.29082 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 02:32:20 | 99.5746 | 0.01810 | 3.1523 | 288.9509 | 117.8791 | 13.29082 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 10:12:13 | 99.5750 | 0.01804 | 2.6776 | 307.5282 | 117.8791 | 13.29082 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:15:18 | 99.5751 | 0.01800 | 2.4124 | 317.9334 | 117.8791 | 13.29082 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:15:18 | 99.5751 | 0.01800 | 2.4124 | 317.9334 | 117.8791 | 13.29082 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:15:18 | 99.5751 | 0.01800 | 2.4124 | 317.9334 | 117.8791 | 13.29082 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 03:15:18 | 99.5751 | 0.01800 | 2.4124 | 317.9334 | 117.8791 | 13.29082 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:15:18 | 99.5751 | 0.01800 | 2.4124 | 317.9334 | 117.8791 | 13.29082 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 02:24:51 | 99.5755 | 0.01797 | 2.1012 | 330.1736 | 117.8791 | 13.29082 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 02:24:51 | 99.5755 | 0.01797 | 2.1012 | 330.1736 | 117.8791 | 13.29082 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 02:24:51 | 99.5755 | 0.01797 | 2.1012 | 330.1736 | 117.8791 | 13.29082 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 02:24:51 | 99.5755 | 0.01797 | 2.1012 | 330.1736 | 117.8791 | 13.29082 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 02:24:51 | 99.5755 | 0.01797 | 2.1012 | 330.1736 | 117.8791 | 13.29082 | – |
| 2025 Nov 30 18:57 | 2025 Nov 24 02:42:20 | 99.5762 | 0.01795 | 1.6075 | 349.6165 | 117.8791 | 13.29082 | – |
| 2025 Nov 29 18:56 | 2025 Nov 24 02:42:20 | 99.5762 | 0.01795 | 1.6075 | 349.6165 | 117.8791 | 13.29082 | – |