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 | 21985 |
| 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 11 09:00:42 | 99.5169 | 0.00242 | 7.4567 | 203.3293 | 338.1052 | 14.01931 | – |
| 2025 Sep 12 17:57 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 11 17:57 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 10 17:56 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 08 17:57 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 07 17:56 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 06 20:41 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 03 17:57 | 2025 Aug 31 20:26:08 | 99.5172 | 0.00249 | 6.7248 | 236.2918 | 338.1052 | 14.01931 | – |
| 2025 Sep 02 17:56 | 2025 Aug 25 02:19:38 | 99.5181 | 0.00259 | 6.2551 | 257.0509 | 338.1052 | 14.01931 | – |
| 2025 Sep 01 17:56 | 2025 Aug 25 02:19:38 | 99.5181 | 0.00259 | 6.2551 | 257.0509 | 338.1052 | 14.01931 | – |
| 2025 Aug 31 17:56 | 2025 Aug 25 02:19:38 | 99.5181 | 0.00259 | 6.2551 | 257.0509 | 338.1052 | 14.01931 | – |
| 2025 Aug 30 17:56 | 2025 Aug 25 02:19:38 | 99.5181 | 0.00259 | 6.2551 | 257.0509 | 338.1052 | 14.01931 | – |
| 2025 Aug 29 17:56 | 2025 Aug 25 02:19:38 | 99.5181 | 0.00259 | 6.2551 | 257.0509 | 338.1052 | 14.01931 | – |
| 2025 Aug 28 17:57 | 2025 Aug 25 02:19:38 | 99.5181 | 0.00259 | 6.2551 | 257.0509 | 338.1052 | 14.01931 | – |
| 2025 Aug 27 17:56 | 2025 Aug 22 13:47:27 | 99.5184 | 0.00264 | 6.0798 | 264.5491 | 338.1052 | 14.01931 | – |
| 2025 Aug 26 17:56 | 2025 Aug 22 13:47:27 | 99.5184 | 0.00264 | 6.0798 | 264.5491 | 338.1052 | 14.01931 | – |
| 2025 Aug 25 17:56 | 2025 Aug 22 13:47:27 | 99.5184 | 0.00264 | 6.0798 | 264.5491 | 338.1052 | 14.01931 | – |
| 2025 Aug 24 17:56 | 2025 Aug 22 13:47:27 | 99.5184 | 0.00264 | 6.0798 | 264.5491 | 338.1052 | 14.01931 | – |
| 2025 Aug 23 17:56 | 2025 Aug 22 13:47:27 | 99.5184 | 0.00264 | 6.0798 | 264.5491 | 338.1052 | 14.01931 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 20:40:41 | 99.5204 | 0.00274 | 5.7521 | 278.2339 | 338.1052 | 14.01931 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 20:40:41 | 99.5204 | 0.00274 | 5.7521 | 278.2339 | 338.1052 | 14.01931 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 20:40:41 | 99.5204 | 0.00274 | 5.7521 | 278.2339 | 338.1052 | 14.01931 | – |