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 |
| 2025 Apr 18 17:57 | 2025 Apr 15 07:25:29 | 99.8845 | 0.02448 | 8.3556 | 256.5000 | 129.5132 | 12.99939 | – |
| 2025 Apr 17 17:56 | 2025 Apr 15 07:25:29 | 99.8845 | 0.02448 | 8.3556 | 256.5000 | 129.5132 | 12.99939 | – |
| 2025 Apr 16 17:57 | 2025 Apr 15 07:25:29 | 99.8845 | 0.02448 | 8.3556 | 256.5000 | 129.5132 | 12.99939 | – |
| 2025 Apr 15 17:56 | 2025 Apr 10 15:14:15 | 99.8854 | 0.02448 | 8.0722 | 267.1215 | 129.5132 | 12.99939 | – |
| 2025 Apr 14 17:56 | 2025 Apr 10 15:14:15 | 99.8854 | 0.02448 | 8.0722 | 267.1215 | 129.5132 | 12.99939 | – |
| 2025 Apr 11 17:57 | 2025 Apr 10 15:14:15 | 99.8854 | 0.02448 | 8.0722 | 267.1215 | 129.5132 | 12.99939 | – |
| 2025 Apr 10 17:56 | 2025 Apr 05 19:09:21 | 99.8865 | 0.02449 | 7.7789 | 278.1130 | 129.5132 | 12.99939 | – |
| 2025 Apr 09 17:57 | 2025 Apr 05 19:09:21 | 99.8865 | 0.02449 | 7.7789 | 278.1130 | 129.5132 | 12.99939 | – |
| 2025 Apr 08 17:57 | 2025 Apr 05 19:09:21 | 99.8865 | 0.02449 | 7.7789 | 278.1130 | 129.5132 | 12.99939 | – |
| 2025 Apr 07 17:56 | 2025 Apr 05 19:09:21 | 99.8865 | 0.02449 | 7.7789 | 278.1130 | 129.5132 | 12.99939 | – |
| 2025 Apr 06 17:56 | 2025 Apr 05 19:09:21 | 99.8865 | 0.02449 | 7.7789 | 278.1130 | 129.5132 | 12.99939 | – |
| 2025 Apr 05 17:56 | 2025 Apr 01 07:09:56 | 99.8872 | 0.02449 | 7.5060 | 288.3316 | 129.5132 | 12.99939 | – |
| 2025 Apr 04 17:56 | 2025 Apr 01 07:09:56 | 99.8872 | 0.02449 | 7.5060 | 288.3316 | 129.5132 | 12.99939 | – |
| 2025 Apr 03 17:56 | 2025 Apr 01 07:09:56 | 99.8872 | 0.02449 | 7.5060 | 288.3316 | 129.5132 | 12.99939 | – |
| 2025 Apr 02 17:57 | 2025 Apr 01 07:09:56 | 99.8872 | 0.02449 | 7.5060 | 288.3316 | 129.5132 | 12.99939 | – |
| 2025 Apr 01 17:56 | 2025 Apr 01 07:09:56 | 99.8872 | 0.02449 | 7.5060 | 288.3316 | 129.5132 | 12.99939 | – |
| 2025 Mar 31 17:56 | 2025 Mar 24 23:58:51 | 99.8877 | 0.02452 | 7.0633 | 304.8929 | 129.5132 | 12.99939 | – |
| 2025 Mar 30 17:57 | 2025 Mar 24 23:58:51 | 99.8877 | 0.02452 | 7.0633 | 304.8929 | 129.5132 | 12.99939 | – |
| 2025 Mar 29 18:56 | 2025 Mar 24 23:58:51 | 99.8877 | 0.02452 | 7.0633 | 304.8929 | 129.5132 | 12.99939 | – |
| 2025 Mar 28 18:57 | 2025 Mar 24 23:58:51 | 99.8877 | 0.02452 | 7.0633 | 304.8929 | 129.5132 | 12.99939 | – |
| 2025 Mar 27 18:56 | 2025 Mar 24 23:58:51 | 99.8877 | 0.02452 | 7.0633 | 304.8929 | 129.5132 | 12.99939 | – |
| 2025 Mar 26 18:57 | 2025 Mar 24 23:58:51 | 99.8877 | 0.02452 | 7.0633 | 304.8929 | 129.5132 | 12.99939 | – |
| 2025 Mar 25 18:57 | 2025 Mar 20 14:58:14 | 99.8877 | 0.02453 | 6.7979 | 314.8174 | 129.5132 | 12.99939 | – |
| 2025 Mar 24 18:57 | 2025 Mar 20 14:58:14 | 99.8877 | 0.02453 | 6.7979 | 314.8174 | 129.5132 | 12.99939 | – |
| 2025 Mar 23 18:58 | 2025 Mar 20 14:58:14 | 99.8877 | 0.02453 | 6.7979 | 314.8174 | 129.5132 | 12.99939 | – |
| 2025 Mar 22 18:58 | 2025 Mar 20 14:58:14 | 99.8877 | 0.02453 | 6.7979 | 314.8174 | 129.5132 | 12.99939 | – |