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 | 21598 |
| 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 27 17:58 | 2026 Apr 22 22:34:28 | 99.5613 | 0.03490 | 7.2012 | 233.7046 | 156.8977 | 12.84325 | – |
| 2026 Apr 26 17:58 | 2026 Apr 22 22:34:28 | 99.5613 | 0.03490 | 7.2012 | 233.7046 | 156.8977 | 12.84325 | – |
| 2026 Apr 25 17:58 | 2026 Apr 22 22:34:28 | 99.5613 | 0.03490 | 7.2012 | 233.7046 | 156.8977 | 12.84325 | – |
| 2026 Apr 24 17:59 | 2026 Apr 22 22:34:28 | 99.5613 | 0.03490 | 7.2012 | 233.7046 | 156.8977 | 12.84325 | – |
| 2026 Apr 23 17:57 | 2026 Apr 17 22:49:24 | 99.5618 | 0.03490 | 6.9162 | 244.8476 | 156.8977 | 12.84325 | – |
| 2026 Apr 22 17:57 | 2026 Apr 17 22:49:24 | 99.5618 | 0.03490 | 6.9162 | 244.8476 | 156.8977 | 12.84325 | – |
| 2026 Apr 21 17:57 | 2026 Apr 17 22:49:24 | 99.5618 | 0.03490 | 6.9162 | 244.8476 | 156.8977 | 12.84325 | – |
| 2026 Apr 20 17:57 | 2026 Apr 17 22:49:24 | 99.5618 | 0.03490 | 6.9162 | 244.8476 | 156.8977 | 12.84325 | – |
| 2026 Apr 19 17:58 | 2026 Apr 17 22:49:24 | 99.5618 | 0.03490 | 6.9162 | 244.8476 | 156.8977 | 12.84325 | – |
| 2026 Apr 18 17:56 | 2026 Apr 11 22:55:38 | 99.5615 | 0.03489 | 6.5737 | 258.2416 | 156.8977 | 12.84325 | – |
| 2026 Apr 16 17:57 | 2026 Apr 11 22:55:38 | 99.5615 | 0.03489 | 6.5737 | 258.2416 | 156.8977 | 12.84325 | – |
| 2026 Apr 14 17:57 | 2026 Apr 11 22:55:38 | 99.5615 | 0.03489 | 6.5737 | 258.2416 | 156.8977 | 12.84325 | – |
| 2026 Apr 13 17:57 | 2026 Apr 11 22:55:38 | 99.5615 | 0.03489 | 6.5737 | 258.2416 | 156.8977 | 12.84325 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 11:30:13 | 99.5615 | 0.03489 | 6.3752 | 265.9996 | 156.8977 | 12.84325 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 11:30:13 | 99.5615 | 0.03489 | 6.3752 | 265.9996 | 156.8977 | 12.84325 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 11:30:13 | 99.5615 | 0.03489 | 6.3752 | 265.9996 | 156.8977 | 12.84325 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 11:30:13 | 99.5615 | 0.03489 | 6.3752 | 265.9996 | 156.8977 | 12.84325 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 11:30:13 | 99.5615 | 0.03489 | 6.3752 | 265.9996 | 156.8977 | 12.84325 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 23:36:46 | 99.5614 | 0.03491 | 6.0042 | 280.5140 | 156.8977 | 12.84325 | – |
| 2026 Apr 06 17:57 | 2026 Apr 01 23:36:46 | 99.5614 | 0.03491 | 6.0042 | 280.5140 | 156.8977 | 12.84325 | – |
| 2026 Apr 05 17:56 | 2026 Apr 01 23:36:46 | 99.5614 | 0.03491 | 6.0042 | 280.5140 | 156.8977 | 12.84325 | – |
| 2026 Apr 04 17:57 | 2026 Apr 01 23:36:46 | 99.5614 | 0.03491 | 6.0042 | 280.5140 | 156.8977 | 12.84325 | – |
| 2026 Apr 03 17:56 | 2026 Apr 01 23:36:46 | 99.5614 | 0.03491 | 6.0042 | 280.5140 | 156.8977 | 12.84325 | – |
| 2026 Apr 02 18:03 | 2026 Apr 01 23:36:46 | 99.5614 | 0.03491 | 6.0042 | 280.5140 | 156.8977 | 12.84325 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 11:15:48 | 99.5614 | 0.03493 | 5.6322 | 295.0515 | 156.8977 | 12.84325 | – |