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 | 21473 |
| 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 30 18:56 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 18.8864 | 13.61044 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 18.8864 | 13.61044 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 18.8864 | 13.61044 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 18.8864 | 13.61044 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 18.8864 | 13.61044 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 18.8864 | 13.61044 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 18.8864 | 13.61044 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 18.8864 | 13.61044 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 18.8864 | 13.61044 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 18.8864 | 13.61044 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 18.8864 | 13.61044 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 00:56:10 | 99.9189 | 0.02388 | 11.2536 | 77.3568 | 18.8864 | 13.61044 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 23:21:07 | 99.9196 | 0.02389 | 10.9106 | 90.1375 | 18.8864 | 13.61044 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 23:21:07 | 99.9196 | 0.02389 | 10.9106 | 90.1375 | 18.8864 | 13.61044 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 23:21:07 | 99.9196 | 0.02389 | 10.9106 | 90.1375 | 18.8864 | 13.61044 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 23:21:07 | 99.9196 | 0.02389 | 10.9106 | 90.1375 | 18.8864 | 13.61044 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 23:21:07 | 99.9196 | 0.02389 | 10.9106 | 90.1375 | 18.8864 | 13.61044 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 11:08:31 | 99.9197 | 0.02389 | 10.6054 | 101.4822 | 18.8864 | 13.61044 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 11:08:31 | 99.9197 | 0.02389 | 10.6054 | 101.4822 | 18.8864 | 13.61044 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 11:08:31 | 99.9197 | 0.02389 | 10.6054 | 101.4822 | 18.8864 | 13.61044 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 11:08:31 | 99.9197 | 0.02389 | 10.6054 | 101.4822 | 18.8864 | 13.61044 | – |