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 | 21380 |
| 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 31 18:57 | 2025 Dec 31 11:07:10 | 99.3988 | 0.00566 | 21.7802 | 230.0273 | 256.2650 | 13.62819 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 11:17:38 | 99.3980 | 0.00564 | 21.4592 | 243.0013 | 256.2650 | 13.62819 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 11:17:38 | 99.3980 | 0.00564 | 21.4592 | 243.0013 | 256.2650 | 13.62819 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 11:17:38 | 99.3980 | 0.00564 | 21.4592 | 243.0013 | 256.2650 | 13.62819 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 11:17:38 | 99.3980 | 0.00564 | 21.4592 | 243.0013 | 256.2650 | 13.62819 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 11:17:38 | 99.3980 | 0.00564 | 21.4592 | 243.0013 | 256.2650 | 13.62819 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 09:02:20 | 99.3970 | 0.00564 | 21.0674 | 258.8640 | 256.2650 | 13.62819 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 09:02:20 | 99.3970 | 0.00564 | 21.0674 | 258.8640 | 256.2650 | 13.62819 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 09:02:20 | 99.3970 | 0.00564 | 21.0674 | 258.8640 | 256.2650 | 13.62819 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 09:02:20 | 99.3970 | 0.00564 | 21.0674 | 258.8640 | 256.2650 | 13.62819 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 09:02:20 | 99.3970 | 0.00564 | 21.0674 | 258.8640 | 256.2650 | 13.62819 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 09:02:20 | 99.3970 | 0.00564 | 21.0674 | 258.8640 | 256.2650 | 13.62819 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 03:24:33 | 99.3959 | 0.00564 | 20.5381 | 280.3506 | 256.2650 | 13.62819 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:36:18 | 99.3952 | 0.00565 | 20.2173 | 293.2896 | 256.2650 | 13.62819 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 03:36:18 | 99.3952 | 0.00565 | 20.2173 | 293.2896 | 256.2650 | 13.62819 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 03:36:18 | 99.3952 | 0.00565 | 20.2173 | 293.2896 | 256.2650 | 13.62819 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 03:36:18 | 99.3952 | 0.00565 | 20.2173 | 293.2896 | 256.2650 | 13.62819 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 03:36:18 | 99.3952 | 0.00565 | 20.2173 | 293.2896 | 256.2650 | 13.62819 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:06:23 | 99.3944 | 0.00567 | 19.9160 | 305.4858 | 256.2650 | 13.62819 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:06:23 | 99.3944 | 0.00567 | 19.9160 | 305.4858 | 256.2650 | 13.62819 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:06:23 | 99.3944 | 0.00567 | 19.9160 | 305.4858 | 256.2650 | 13.62819 | – |