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 | 21497 |
| 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 09:53:00 | 100.0295 | 0.00595 | 3.3678 | 119.1512 | 7.7219 | 13.32988 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 07:56:28 | 100.0289 | 0.00593 | 2.9718 | 133.5191 | 7.7219 | 13.32988 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 07:56:28 | 100.0289 | 0.00593 | 2.9718 | 133.5191 | 7.7219 | 13.32988 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 07:56:28 | 100.0289 | 0.00593 | 2.9718 | 133.5191 | 7.7219 | 13.32988 | – |
| 2026 Apr 26 17:58 | 2026 Apr 24 07:56:28 | 100.0289 | 0.00593 | 2.9718 | 133.5191 | 7.7219 | 13.32988 | – |
| 2026 Apr 25 17:58 | 2026 Apr 24 07:56:28 | 100.0289 | 0.00593 | 2.9718 | 133.5191 | 7.7219 | 13.32988 | – |
| 2026 Apr 24 17:59 | 2026 Apr 24 07:56:28 | 100.0289 | 0.00593 | 2.9718 | 133.5191 | 7.7219 | 13.32988 | – |
| 2026 Apr 23 17:57 | 2026 Apr 19 12:57:03 | 100.0286 | 0.00592 | 2.6598 | 144.8643 | 7.7219 | 13.32988 | – |
| 2026 Apr 22 17:57 | 2026 Apr 19 12:57:03 | 100.0286 | 0.00592 | 2.6598 | 144.8643 | 7.7219 | 13.32988 | – |
| 2026 Apr 21 17:57 | 2026 Apr 19 12:57:03 | 100.0286 | 0.00592 | 2.6598 | 144.8643 | 7.7219 | 13.32988 | – |
| 2026 Apr 20 17:57 | 2026 Apr 19 12:57:03 | 100.0286 | 0.00592 | 2.6598 | 144.8643 | 7.7219 | 13.32988 | – |
| 2026 Apr 19 17:58 | 2026 Apr 19 12:57:03 | 100.0286 | 0.00592 | 2.6598 | 144.8643 | 7.7219 | 13.32988 | – |
| 2026 Apr 18 17:56 | 2026 Apr 13 07:18:00 | 100.0283 | 0.00590 | 2.2537 | 159.6815 | 7.7219 | 13.32988 | – |
| 2026 Apr 16 17:57 | 2026 Apr 13 07:18:00 | 100.0283 | 0.00590 | 2.2537 | 159.6815 | 7.7219 | 13.32988 | – |
| 2026 Apr 14 17:57 | 2026 Apr 13 07:18:00 | 100.0283 | 0.00590 | 2.2537 | 159.6815 | 7.7219 | 13.32988 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 07:18:00 | 100.0283 | 0.00590 | 2.2537 | 159.6815 | 7.7219 | 13.32988 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 06:37:04 | 100.0278 | 0.00588 | 1.9263 | 171.6723 | 7.7219 | 13.32988 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 06:37:04 | 100.0278 | 0.00588 | 1.9263 | 171.6723 | 7.7219 | 13.32988 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 06:37:04 | 100.0278 | 0.00588 | 1.9263 | 171.6723 | 7.7219 | 13.32988 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 06:37:04 | 100.0278 | 0.00588 | 1.9263 | 171.6723 | 7.7219 | 13.32988 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 06:37:04 | 100.0278 | 0.00588 | 1.9263 | 171.6723 | 7.7219 | 13.32988 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 06:30:45 | 100.0277 | 0.00586 | 1.5353 | 186.0238 | 7.7219 | 13.32988 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 06:30:45 | 100.0277 | 0.00586 | 1.5353 | 186.0238 | 7.7219 | 13.32988 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 06:30:45 | 100.0277 | 0.00586 | 1.5353 | 186.0238 | 7.7219 | 13.32988 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 06:30:45 | 100.0277 | 0.00586 | 1.5353 | 186.0238 | 7.7219 | 13.32988 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 06:30:45 | 100.0277 | 0.00586 | 1.5353 | 186.0238 | 7.7219 | 13.32988 | – |