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 | 21355 |
| 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 Sep 15 17:56 | 2025 Sep 15 06:17:08 | 99.6102 | 0.01492 | 16.7504 | 289.4806 | 84.1611 | 13.14171 | – |
| 2025 Sep 12 17:57 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 11 17:57 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 10 17:56 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 08 17:57 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 07 17:56 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 06 20:41 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 03 17:57 | 2025 Sep 02 22:29:41 | 99.6085 | 0.01495 | 16.0056 | 318.4360 | 84.1611 | 13.14171 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 22:12:31 | 99.6079 | 0.01497 | 15.6424 | 332.5309 | 84.1611 | 13.14171 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 22:12:31 | 99.6079 | 0.01497 | 15.6424 | 332.5309 | 84.1611 | 13.14171 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 22:12:31 | 99.6079 | 0.01497 | 15.6424 | 332.5309 | 84.1611 | 13.14171 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 22:12:31 | 99.6079 | 0.01497 | 15.6424 | 332.5309 | 84.1611 | 13.14171 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 22:12:31 | 99.6079 | 0.01497 | 15.6424 | 332.5309 | 84.1611 | 13.14171 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 22:12:31 | 99.6079 | 0.01497 | 15.6424 | 332.5309 | 84.1611 | 13.14171 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 06:29:57 | 99.6073 | 0.01498 | 15.3611 | 343.4389 | 84.1611 | 13.14171 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 06:29:57 | 99.6073 | 0.01498 | 15.3611 | 343.4389 | 84.1611 | 13.14171 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 06:29:57 | 99.6073 | 0.01498 | 15.3611 | 343.4389 | 84.1611 | 13.14171 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 06:29:57 | 99.6073 | 0.01498 | 15.3611 | 343.4389 | 84.1611 | 13.14171 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 06:29:57 | 99.6073 | 0.01498 | 15.3611 | 343.4389 | 84.1611 | 13.14171 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 17:55:29 | 99.6067 | 0.01500 | 15.0274 | 356.3688 | 84.1611 | 13.14171 | – |