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 | 21386 |
| 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 30 17:56 | 2026 Apr 30 14:40:43 | 99.5606 | 0.01775 | 11.3396 | 331.3183 | 181.4405 | 13.29239 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 02:50:25 | 99.5610 | 0.01779 | 10.9386 | 347.1770 | 181.4405 | 13.29239 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 02:50:25 | 99.5610 | 0.01779 | 10.9386 | 347.1770 | 181.4405 | 13.29239 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 02:50:25 | 99.5610 | 0.01779 | 10.9386 | 347.1770 | 181.4405 | 13.29239 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 02:50:25 | 99.5610 | 0.01779 | 10.9386 | 347.1770 | 181.4405 | 13.29239 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 02:50:25 | 99.5610 | 0.01779 | 10.9386 | 347.1770 | 181.4405 | 13.29239 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 02:50:25 | 99.5610 | 0.01779 | 10.9386 | 347.1770 | 181.4405 | 13.29239 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 09:03:41 | 99.5615 | 0.01782 | 10.6458 | 358.7374 | 181.4405 | 13.29239 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 09:03:41 | 99.5615 | 0.01782 | 10.6458 | 358.7374 | 181.4405 | 13.29239 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 09:03:41 | 99.5615 | 0.01782 | 10.6458 | 358.7374 | 181.4405 | 13.29239 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 09:03:41 | 99.5615 | 0.01782 | 10.6458 | 358.7374 | 181.4405 | 13.29239 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 09:03:41 | 99.5615 | 0.01782 | 10.6458 | 358.7374 | 181.4405 | 13.29239 | – |
| 2026 Apr 18 17:56 | 2026 Apr 12 22:17:55 | 99.5619 | 0.01787 | 10.2475 | 14.4273 | 181.4405 | 13.29239 | – |
| 2026 Apr 16 17:57 | 2026 Apr 12 22:17:55 | 99.5619 | 0.01787 | 10.2475 | 14.4273 | 181.4405 | 13.29239 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 22:17:55 | 99.5619 | 0.01787 | 10.2475 | 14.4273 | 181.4405 | 13.29239 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 22:17:55 | 99.5619 | 0.01787 | 10.2475 | 14.4273 | 181.4405 | 13.29239 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 15:10:51 | 99.5625 | 0.01792 | 9.9822 | 24.8559 | 181.4405 | 13.29239 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 15:10:51 | 99.5625 | 0.01792 | 9.9822 | 24.8559 | 181.4405 | 13.29239 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 15:10:51 | 99.5625 | 0.01792 | 9.9822 | 24.8559 | 181.4405 | 13.29239 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 15:10:51 | 99.5625 | 0.01792 | 9.9822 | 24.8559 | 181.4405 | 13.29239 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 15:10:51 | 99.5625 | 0.01792 | 9.9822 | 24.8559 | 181.4405 | 13.29239 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 22:33:00 | 99.5632 | 0.01799 | 9.5688 | 41.0652 | 181.4405 | 13.29239 | – |
| 2026 Apr 06 17:57 | 2026 Apr 01 22:33:00 | 99.5632 | 0.01799 | 9.5688 | 41.0652 | 181.4405 | 13.29239 | – |
| 2026 Apr 05 17:56 | 2026 Apr 01 22:33:00 | 99.5632 | 0.01799 | 9.5688 | 41.0652 | 181.4405 | 13.29239 | – |
| 2026 Apr 04 17:57 | 2026 Apr 01 22:33:00 | 99.5632 | 0.01799 | 9.5688 | 41.0652 | 181.4405 | 13.29239 | – |
| 2026 Apr 03 17:56 | 2026 Apr 01 22:33:00 | 99.5632 | 0.01799 | 9.5688 | 41.0652 | 181.4405 | 13.29239 | – |