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 | 21351 |
| 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 Jan 07 18:57 | 2026 Jan 06 07:58:40 | 99.8234 | 0.00651 | 9.1882 | 345.9803 | 82.1745 | 13.31630 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 07:58:40 | 99.8234 | 0.00651 | 9.1882 | 345.9803 | 82.1745 | 13.31630 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 07:31:14 | 99.8234 | 0.00653 | 8.8049 | 0.4417 | 82.1745 | 13.31630 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 07:31:14 | 99.8234 | 0.00653 | 8.8049 | 0.4417 | 82.1745 | 13.31630 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 07:31:14 | 99.8234 | 0.00653 | 8.8049 | 0.4417 | 82.1745 | 13.31630 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 07:31:14 | 99.8234 | 0.00653 | 8.8049 | 0.4417 | 82.1745 | 13.31630 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 07:31:14 | 99.8234 | 0.00653 | 8.8049 | 0.4417 | 82.1745 | 13.31630 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 08:27:15 | 99.8231 | 0.00654 | 8.4891 | 12.3514 | 82.1745 | 13.31630 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 08:27:15 | 99.8231 | 0.00654 | 8.4891 | 12.3514 | 82.1745 | 13.31630 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 08:27:15 | 99.8231 | 0.00654 | 8.4891 | 12.3514 | 82.1745 | 13.31630 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 08:27:15 | 99.8231 | 0.00654 | 8.4891 | 12.3514 | 82.1745 | 13.31630 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 08:27:15 | 99.8231 | 0.00654 | 8.4891 | 12.3514 | 82.1745 | 13.31630 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 82.1745 | 13.31630 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 82.1745 | 13.31630 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 82.1745 | 13.31630 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 82.1745 | 13.31630 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 82.1745 | 13.31630 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:37:04 | 99.8229 | 0.00656 | 8.1023 | 26.8697 | 82.1745 | 13.31630 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 07:25:55 | 99.8225 | 0.00658 | 7.5951 | 45.8421 | 82.1745 | 13.31630 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 03:37:02 | 99.8223 | 0.00659 | 7.2667 | 58.1114 | 82.1745 | 13.31630 | – |