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 | 21498 |
| 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 02 18:56 | 2026 Feb 02 06:24:44 | 99.7083 | 0.02646 | 21.6630 | 5.7374 | 147.4591 | 12.95201 | – |
| 2026 Feb 01 18:56 | 2026 Jan 27 07:31:27 | 99.7084 | 0.02645 | 21.3115 | 19.0618 | 147.4591 | 12.95201 | – |
| 2026 Jan 31 18:56 | 2026 Jan 27 07:31:27 | 99.7084 | 0.02645 | 21.3115 | 19.0618 | 147.4591 | 12.95201 | – |
| 2026 Jan 30 18:57 | 2026 Jan 27 07:31:27 | 99.7084 | 0.02645 | 21.3115 | 19.0618 | 147.4591 | 12.95201 | – |
| 2026 Jan 29 18:56 | 2026 Jan 27 07:31:27 | 99.7084 | 0.02645 | 21.3115 | 19.0618 | 147.4591 | 12.95201 | – |
| 2026 Jan 28 18:56 | 2026 Jan 27 07:31:27 | 99.7084 | 0.02645 | 21.3115 | 19.0618 | 147.4591 | 12.95201 | – |
| 2026 Jan 27 18:56 | 2026 Jan 22 07:08:31 | 99.7082 | 0.02643 | 21.0153 | 30.2972 | 147.4591 | 12.95201 | – |
| 2026 Jan 26 18:57 | 2026 Jan 22 07:08:31 | 99.7082 | 0.02643 | 21.0153 | 30.2972 | 147.4591 | 12.95201 | – |
| 2026 Jan 25 18:57 | 2026 Jan 22 07:08:31 | 99.7082 | 0.02643 | 21.0153 | 30.2972 | 147.4591 | 12.95201 | – |
| 2026 Jan 24 18:58 | 2026 Jan 22 07:08:31 | 99.7082 | 0.02643 | 21.0153 | 30.2972 | 147.4591 | 12.95201 | – |
| 2026 Jan 22 18:56 | 2026 Jan 22 07:08:31 | 99.7082 | 0.02643 | 21.0153 | 30.2972 | 147.4591 | 12.95201 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 06:32:59 | 99.7076 | 0.02642 | 20.6596 | 43.8186 | 147.4591 | 12.95201 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 06:32:59 | 99.7076 | 0.02642 | 20.6596 | 43.8186 | 147.4591 | 12.95201 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 06:32:59 | 99.7076 | 0.02642 | 20.6596 | 43.8186 | 147.4591 | 12.95201 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 06:32:59 | 99.7076 | 0.02642 | 20.6596 | 43.8186 | 147.4591 | 12.95201 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 06:32:59 | 99.7076 | 0.02642 | 20.6596 | 43.8186 | 147.4591 | 12.95201 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 06:32:59 | 99.7076 | 0.02642 | 20.6596 | 43.8186 | 147.4591 | 12.95201 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 07:53:21 | 99.7078 | 0.02640 | 20.3677 | 54.9286 | 147.4591 | 12.95201 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 07:53:21 | 99.7078 | 0.02640 | 20.3677 | 54.9286 | 147.4591 | 12.95201 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 07:53:21 | 99.7078 | 0.02640 | 20.3677 | 54.9286 | 147.4591 | 12.95201 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 07:16:37 | 99.7071 | 0.02636 | 20.0120 | 68.4802 | 147.4591 | 12.95201 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 07:16:37 | 99.7071 | 0.02636 | 20.0120 | 68.4802 | 147.4591 | 12.95201 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 07:16:37 | 99.7071 | 0.02636 | 20.0120 | 68.4802 | 147.4591 | 12.95201 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 07:16:37 | 99.7071 | 0.02636 | 20.0120 | 68.4802 | 147.4591 | 12.95201 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 07:16:37 | 99.7071 | 0.02636 | 20.0120 | 68.4802 | 147.4591 | 12.95201 | – |