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 |
| 2026 Apr 22 17:57 | 2026 Apr 17 20:15:29 | 99.4122 | 0.00593 | 4.6911 | 317.4861 | 74.6742 | 13.62960 | – |
| 2026 Apr 21 17:57 | 2026 Apr 17 20:15:29 | 99.4122 | 0.00593 | 4.6911 | 317.4861 | 74.6742 | 13.62960 | – |
| 2026 Apr 20 17:57 | 2026 Apr 17 20:15:29 | 99.4122 | 0.00593 | 4.6911 | 317.4861 | 74.6742 | 13.62960 | – |
| 2026 Apr 19 17:58 | 2026 Apr 17 20:15:29 | 99.4122 | 0.00593 | 4.6911 | 317.4861 | 74.6742 | 13.62960 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 20:26:19 | 99.4113 | 0.00595 | 4.3695 | 330.3404 | 74.6742 | 13.62960 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 20:26:19 | 99.4113 | 0.00595 | 4.3695 | 330.3404 | 74.6742 | 13.62960 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 20:26:19 | 99.4113 | 0.00595 | 4.3695 | 330.3404 | 74.6742 | 13.62960 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 20:26:19 | 99.4113 | 0.00595 | 4.3695 | 330.3404 | 74.6742 | 13.62960 | – |
| 2026 Apr 12 17:57 | 2026 Apr 07 19:02:44 | 99.4110 | 0.00598 | 4.0437 | 343.2251 | 74.6742 | 13.62960 | – |
| 2026 Apr 11 17:57 | 2026 Apr 07 19:02:44 | 99.4110 | 0.00598 | 4.0437 | 343.2251 | 74.6742 | 13.62960 | – |
| 2026 Apr 10 17:58 | 2026 Apr 07 19:02:44 | 99.4110 | 0.00598 | 4.0437 | 343.2251 | 74.6742 | 13.62960 | – |
| 2026 Apr 09 18:01 | 2026 Apr 07 19:02:44 | 99.4110 | 0.00598 | 4.0437 | 343.2251 | 74.6742 | 13.62960 | – |
| 2026 Apr 08 17:57 | 2026 Apr 07 19:02:44 | 99.4110 | 0.00598 | 4.0437 | 343.2251 | 74.6742 | 13.62960 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 20:10:24 | 99.4104 | 0.00601 | 3.6603 | 358.3225 | 74.6742 | 13.62960 | – |
| 2026 Apr 06 17:57 | 2026 Apr 01 20:10:24 | 99.4104 | 0.00601 | 3.6603 | 358.3225 | 74.6742 | 13.62960 | – |
| 2026 Apr 05 17:56 | 2026 Apr 01 20:10:24 | 99.4104 | 0.00601 | 3.6603 | 358.3225 | 74.6742 | 13.62960 | – |
| 2026 Apr 04 17:57 | 2026 Apr 01 20:10:24 | 99.4104 | 0.00601 | 3.6603 | 358.3225 | 74.6742 | 13.62960 | – |
| 2026 Apr 03 17:56 | 2026 Apr 01 20:10:24 | 99.4104 | 0.00601 | 3.6603 | 358.3225 | 74.6742 | 13.62960 | – |
| 2026 Apr 02 18:03 | 2026 Apr 01 20:10:24 | 99.4104 | 0.00601 | 3.6603 | 358.3225 | 74.6742 | 13.62960 | – |
| 2026 Mar 31 17:57 | 2026 Mar 25 03:07:15 | 99.4096 | 0.00605 | 3.1638 | 17.6258 | 74.6742 | 13.62960 | – |
| 2026 Mar 30 17:58 | 2026 Mar 25 03:07:15 | 99.4096 | 0.00605 | 3.1638 | 17.6258 | 74.6742 | 13.62960 | – |
| 2026 Mar 29 17:57 | 2026 Mar 25 03:07:15 | 99.4096 | 0.00605 | 3.1638 | 17.6258 | 74.6742 | 13.62960 | – |
| 2026 Mar 28 18:57 | 2026 Mar 25 03:07:15 | 99.4096 | 0.00605 | 3.1638 | 17.6258 | 74.6742 | 13.62960 | – |
| 2026 Mar 27 18:57 | 2026 Mar 25 03:07:15 | 99.4096 | 0.00605 | 3.1638 | 17.6258 | 74.6742 | 13.62960 | – |
| 2026 Mar 26 18:57 | 2026 Mar 25 03:07:15 | 99.4096 | 0.00605 | 3.1638 | 17.6258 | 74.6742 | 13.62960 | – |