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 | 21500 |
| 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 10:40:56 | 100.0368 | 0.01596 | 13.3819 | 103.1758 | 284.0069 | 14.40272 | – |
| 2026 Feb 01 18:56 | 2026 Jan 26 10:25:31 | 100.0370 | 0.01599 | 12.8343 | 123.1353 | 284.0069 | 14.40272 | – |
| 2026 Jan 31 18:56 | 2026 Jan 26 10:25:31 | 100.0370 | 0.01599 | 12.8343 | 123.1353 | 284.0069 | 14.40272 | – |
| 2026 Jan 30 18:57 | 2026 Jan 26 10:25:31 | 100.0370 | 0.01599 | 12.8343 | 123.1353 | 284.0069 | 14.40272 | – |
| 2026 Jan 29 18:56 | 2026 Jan 26 10:25:31 | 100.0370 | 0.01599 | 12.8343 | 123.1353 | 284.0069 | 14.40272 | – |
| 2026 Jan 28 18:56 | 2026 Jan 26 10:25:31 | 100.0370 | 0.01599 | 12.8343 | 123.1353 | 284.0069 | 14.40272 | – |
| 2026 Jan 27 18:56 | 2026 Jan 21 10:22:15 | 100.0358 | 0.01604 | 12.4437 | 137.4320 | 284.0069 | 14.40272 | – |
| 2026 Jan 26 18:57 | 2026 Jan 21 10:22:15 | 100.0358 | 0.01604 | 12.4437 | 137.4320 | 284.0069 | 14.40272 | – |
| 2026 Jan 25 18:57 | 2026 Jan 21 10:22:15 | 100.0358 | 0.01604 | 12.4437 | 137.4320 | 284.0069 | 14.40272 | – |
| 2026 Jan 24 18:58 | 2026 Jan 21 10:22:15 | 100.0358 | 0.01604 | 12.4437 | 137.4320 | 284.0069 | 14.40272 | – |
| 2026 Jan 22 18:56 | 2026 Jan 21 10:22:15 | 100.0358 | 0.01604 | 12.4437 | 137.4320 | 284.0069 | 14.40272 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 10:10:44 | 100.0350 | 0.01607 | 12.0527 | 151.6777 | 284.0069 | 14.40272 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 10:10:44 | 100.0350 | 0.01607 | 12.0527 | 151.6777 | 284.0069 | 14.40272 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 10:10:44 | 100.0350 | 0.01607 | 12.0527 | 151.6777 | 284.0069 | 14.40272 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 10:10:44 | 100.0350 | 0.01607 | 12.0527 | 151.6777 | 284.0069 | 14.40272 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 10:10:44 | 100.0350 | 0.01607 | 12.0527 | 151.6777 | 284.0069 | 14.40272 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 10:10:44 | 100.0350 | 0.01607 | 12.0527 | 151.6777 | 284.0069 | 14.40272 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 10:14:56 | 100.0326 | 0.01611 | 11.6624 | 165.8075 | 284.0069 | 14.40272 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 10:14:56 | 100.0326 | 0.01611 | 11.6624 | 165.8075 | 284.0069 | 14.40272 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 10:14:56 | 100.0326 | 0.01611 | 11.6624 | 165.8075 | 284.0069 | 14.40272 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 09:02:15 | 100.0349 | 0.01609 | 11.1902 | 183.1418 | 284.0069 | 14.40272 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 09:02:15 | 100.0349 | 0.01609 | 11.1902 | 183.1418 | 284.0069 | 14.40272 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 09:02:15 | 100.0349 | 0.01609 | 11.1902 | 183.1418 | 284.0069 | 14.40272 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 09:02:15 | 100.0349 | 0.01609 | 11.1902 | 183.1418 | 284.0069 | 14.40272 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 09:02:15 | 100.0349 | 0.01609 | 11.1902 | 183.1418 | 284.0069 | 14.40272 | – |