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 | 21290 |
| 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 08 18:56 | 2026 Jan 05 18:37:33 | 99.5531 | 0.05119 | 20.0457 | 145.1100 | 282.4177 | 12.43340 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 18:37:33 | 99.5531 | 0.05119 | 20.0457 | 145.1100 | 282.4177 | 12.43340 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 18:37:33 | 99.5531 | 0.05119 | 20.0457 | 145.1100 | 282.4177 | 12.43340 | – |
| 2026 Jan 04 18:56 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2026 Jan 03 18:57 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2026 Jan 01 18:56 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 31 18:57 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 30 18:56 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 29 18:56 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 28 18:57 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 27 18:57 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 26 18:56 | 2025 Dec 24 18:40:53 | 99.5549 | 0.05116 | 19.4093 | 169.9364 | 282.4177 | 12.43340 | – |
| 2025 Dec 25 18:57 | 2025 Dec 17 09:33:40 | 99.5530 | 0.05112 | 19.0178 | 185.1828 | 282.4177 | 12.43340 | – |
| 2025 Dec 24 18:56 | 2025 Dec 17 09:33:40 | 99.5530 | 0.05112 | 19.0178 | 185.1828 | 282.4177 | 12.43340 | – |
| 2025 Dec 23 18:56 | 2025 Dec 17 09:33:40 | 99.5530 | 0.05112 | 19.0178 | 185.1828 | 282.4177 | 12.43340 | – |
| 2025 Dec 22 18:57 | 2025 Dec 17 09:33:40 | 99.5530 | 0.05112 | 19.0178 | 185.1828 | 282.4177 | 12.43340 | – |
| 2025 Dec 21 18:57 | 2025 Dec 17 09:33:40 | 99.5530 | 0.05112 | 19.0178 | 185.1828 | 282.4177 | 12.43340 | – |
| 2025 Dec 20 18:57 | 2025 Dec 17 09:33:40 | 99.5530 | 0.05112 | 19.0178 | 185.1828 | 282.4177 | 12.43340 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 17:50:05 | 99.5526 | 0.05113 | 18.7179 | 196.9425 | 282.4177 | 12.43340 | – |