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 | 21289 |
| 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 Feb 05 18:58 | 2026 Feb 02 11:38:30 | 99.8863 | 0.02461 | 2.1191 | 313.8097 | 199.5837 | 13.00042 | – |
| 2026 Feb 04 18:57 | 2026 Feb 02 11:38:30 | 99.8863 | 0.02461 | 2.1191 | 313.8097 | 199.5837 | 13.00042 | – |
| 2026 Feb 03 18:56 | 2026 Feb 02 11:38:30 | 99.8863 | 0.02461 | 2.1191 | 313.8097 | 199.5837 | 13.00042 | – |
| 2026 Feb 02 18:56 | 2026 Feb 02 11:38:30 | 99.8863 | 0.02461 | 2.1191 | 313.8097 | 199.5837 | 13.00042 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 13:15:18 | 99.8844 | 0.02464 | 1.7594 | 327.2143 | 199.5837 | 13.00042 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 13:15:18 | 99.8844 | 0.02464 | 1.7594 | 327.2143 | 199.5837 | 13.00042 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 13:15:18 | 99.8844 | 0.02464 | 1.7594 | 327.2143 | 199.5837 | 13.00042 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 13:15:18 | 99.8844 | 0.02464 | 1.7594 | 327.2143 | 199.5837 | 13.00042 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 13:15:18 | 99.8844 | 0.02464 | 1.7594 | 327.2143 | 199.5837 | 13.00042 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 11:33:37 | 99.8827 | 0.02466 | 1.4520 | 338.6652 | 199.5837 | 13.00042 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 11:33:37 | 99.8827 | 0.02466 | 1.4520 | 338.6652 | 199.5837 | 13.00042 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 11:33:37 | 99.8827 | 0.02466 | 1.4520 | 338.6652 | 199.5837 | 13.00042 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 11:33:37 | 99.8827 | 0.02466 | 1.4520 | 338.6652 | 199.5837 | 13.00042 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 11:33:37 | 99.8827 | 0.02466 | 1.4520 | 338.6652 | 199.5837 | 13.00042 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 13:06:06 | 99.8806 | 0.02468 | 1.0923 | 352.0741 | 199.5837 | 13.00042 | – |