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 | 21599 |
| 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 May 15 17:57 | 2025 May 08 15:41:43 | 99.8310 | 0.04342 | 5.1953 | 312.1859 | 233.5231 | 12.72157 | – |
| 2025 May 14 17:56 | 2025 May 03 19:42:25 | 99.8314 | 0.04356 | 4.9174 | 322.5625 | 233.5231 | 12.72157 | – |
| 2025 May 13 17:56 | 2025 May 03 19:42:25 | 99.8314 | 0.04356 | 4.9174 | 322.5625 | 233.5231 | 12.72157 | – |
| 2025 May 12 17:56 | 2025 May 03 19:42:25 | 99.8314 | 0.04356 | 4.9174 | 322.5625 | 233.5231 | 12.72157 | – |
| 2025 May 11 17:56 | 2025 May 03 19:42:25 | 99.8314 | 0.04356 | 4.9174 | 322.5625 | 233.5231 | 12.72157 | – |
| 2025 May 10 17:56 | 2025 May 03 19:42:25 | 99.8314 | 0.04356 | 4.9174 | 322.5625 | 233.5231 | 12.72157 | – |
| 2025 May 09 17:57 | 2025 May 03 19:42:25 | 99.8314 | 0.04356 | 4.9174 | 322.5625 | 233.5231 | 12.72157 | – |
| 2025 May 08 17:56 | 2025 Apr 25 19:12:50 | 99.8318 | 0.04377 | 4.4564 | 339.7158 | 233.5231 | 12.72157 | – |
| 2025 May 07 17:56 | 2025 Apr 25 19:12:50 | 99.8318 | 0.04377 | 4.4564 | 339.7158 | 233.5231 | 12.72157 | – |
| 2025 May 06 17:57 | 2025 Apr 25 19:12:50 | 99.8318 | 0.04377 | 4.4564 | 339.7158 | 233.5231 | 12.72157 | – |
| 2025 May 05 17:56 | 2025 Apr 25 19:12:50 | 99.8318 | 0.04377 | 4.4564 | 339.7158 | 233.5231 | 12.72157 | – |
| 2025 May 04 17:57 | 2025 Apr 25 19:12:50 | 99.8318 | 0.04377 | 4.4564 | 339.7158 | 233.5231 | 12.72157 | – |
| 2025 May 03 17:57 | 2025 Apr 25 19:12:50 | 99.8318 | 0.04377 | 4.4564 | 339.7158 | 233.5231 | 12.72157 | – |
| 2025 May 01 17:56 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 30 17:56 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 29 17:57 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 27 17:56 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 26 17:57 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 25 17:56 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 24 17:56 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 23 17:57 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 22 17:56 | 2025 Apr 20 20:16:35 | 99.8312 | 0.04386 | 4.1715 | 350.2777 | 233.5231 | 12.72157 | – |
| 2025 Apr 21 17:57 | 2025 Apr 15 19:30:18 | 99.8326 | 0.04394 | 3.8822 | 0.9765 | 233.5231 | 12.72157 | – |
| 2025 Apr 20 17:56 | 2025 Apr 15 19:30:18 | 99.8326 | 0.04394 | 3.8822 | 0.9765 | 233.5231 | 12.72157 | – |
| 2025 Apr 19 17:56 | 2025 Apr 15 19:30:18 | 99.8326 | 0.04394 | 3.8822 | 0.9765 | 233.5231 | 12.72157 | – |
| 2025 Apr 18 17:57 | 2025 Apr 15 19:30:18 | 99.8326 | 0.04394 | 3.8822 | 0.9765 | 233.5231 | 12.72157 | – |