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 | 21475 |
| 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 29 18:56 | 2025 Dec 25 23:03:02 | 99.5877 | 0.00908 | 11.2298 | 304.6451 | 209.0864 | 13.54121 | – |
| 2025 Dec 28 18:57 | 2025 Dec 25 23:03:02 | 99.5877 | 0.00908 | 11.2298 | 304.6451 | 209.0864 | 13.54121 | – |
| 2025 Dec 27 18:57 | 2025 Dec 25 23:03:02 | 99.5877 | 0.00908 | 11.2298 | 304.6451 | 209.0864 | 13.54121 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 23:03:02 | 99.5877 | 0.00908 | 11.2298 | 304.6451 | 209.0864 | 13.54121 | – |
| 2025 Dec 25 18:57 | 2025 Dec 18 11:18:54 | 99.5875 | 0.00910 | 10.7457 | 323.5540 | 209.0864 | 13.54121 | – |
| 2025 Dec 24 18:56 | 2025 Dec 18 11:18:54 | 99.5875 | 0.00910 | 10.7457 | 323.5540 | 209.0864 | 13.54121 | – |
| 2025 Dec 23 18:56 | 2025 Dec 18 11:18:54 | 99.5875 | 0.00910 | 10.7457 | 323.5540 | 209.0864 | 13.54121 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 11:18:54 | 99.5875 | 0.00910 | 10.7457 | 323.5540 | 209.0864 | 13.54121 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 11:18:54 | 99.5875 | 0.00910 | 10.7457 | 323.5540 | 209.0864 | 13.54121 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 11:18:54 | 99.5875 | 0.00910 | 10.7457 | 323.5540 | 209.0864 | 13.54121 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 10:51:29 | 99.5874 | 0.00912 | 10.2921 | 341.2306 | 209.0864 | 13.54121 | – |
| 2025 Dec 11 18:56 | 2025 Dec 06 23:19:05 | 99.5875 | 0.00913 | 10.0024 | 352.5022 | 209.0864 | 13.54121 | – |
| 2025 Dec 10 18:56 | 2025 Dec 06 23:19:05 | 99.5875 | 0.00913 | 10.0024 | 352.5022 | 209.0864 | 13.54121 | – |
| 2025 Dec 09 18:56 | 2025 Dec 06 23:19:05 | 99.5875 | 0.00913 | 10.0024 | 352.5022 | 209.0864 | 13.54121 | – |
| 2025 Dec 08 18:56 | 2025 Dec 06 23:19:05 | 99.5875 | 0.00913 | 10.0024 | 352.5022 | 209.0864 | 13.54121 | – |
| 2025 Dec 07 18:56 | 2025 Dec 06 23:19:05 | 99.5875 | 0.00913 | 10.0024 | 352.5022 | 209.0864 | 13.54121 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 10:31:42 | 99.5872 | 0.00914 | 9.7094 | 3.9140 | 209.0864 | 13.54121 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 10:31:42 | 99.5872 | 0.00914 | 9.7094 | 3.9140 | 209.0864 | 13.54121 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 10:31:42 | 99.5872 | 0.00914 | 9.7094 | 3.9140 | 209.0864 | 13.54121 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 10:31:42 | 99.5872 | 0.00914 | 9.7094 | 3.9140 | 209.0864 | 13.54121 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 10:31:42 | 99.5872 | 0.00914 | 9.7094 | 3.9140 | 209.0864 | 13.54121 | – |