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 | 21547 |
| 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 Jul 20 17:57 | 2026 Jul 16 03:35:59 | 99.7445 | 0.02478 | 4.5116 | 146.2605 | 339.0311 | 13.57626 | – |
| 2026 Jul 19 19:06 | 2026 Jul 16 03:35:59 | 99.7445 | 0.02478 | 4.5116 | 146.2605 | 339.0311 | 13.57626 | – |
| 2026 Jul 19 17:57 | 2026 Jul 16 03:35:59 | 99.7445 | 0.02478 | 4.5116 | 146.2605 | 339.0311 | 13.57626 | – |
| 2026 Jul 18 17:57 | 2026 Jul 16 03:35:59 | 99.7445 | 0.02478 | 4.5116 | 146.2605 | 339.0311 | 13.57626 | – |
| 2026 Jul 17 17:57 | 2026 Jul 16 03:35:59 | 99.7445 | 0.02478 | 4.5116 | 146.2605 | 339.0311 | 13.57626 | – |
| 2026 Jul 16 17:56 | 2026 Jul 16 03:35:59 | 99.7445 | 0.02478 | 4.5116 | 146.2605 | 339.0311 | 13.57626 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 03:27:30 | 99.7448 | 0.02474 | 4.1806 | 158.8758 | 339.0311 | 13.57626 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 03:27:30 | 99.7448 | 0.02474 | 4.1806 | 158.8758 | 339.0311 | 13.57626 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 03:27:30 | 99.7448 | 0.02474 | 4.1806 | 158.8758 | 339.0311 | 13.57626 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 03:27:30 | 99.7448 | 0.02474 | 4.1806 | 158.8758 | 339.0311 | 13.57626 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 03:27:30 | 99.7448 | 0.02474 | 4.1806 | 158.8758 | 339.0311 | 13.57626 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 02:26:43 | 99.7452 | 0.02471 | 3.7810 | 174.1261 | 339.0311 | 13.57626 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 02:26:43 | 99.7452 | 0.02471 | 3.7810 | 174.1261 | 339.0311 | 13.57626 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 02:26:43 | 99.7452 | 0.02471 | 3.7810 | 174.1261 | 339.0311 | 13.57626 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 02:26:43 | 99.7452 | 0.02471 | 3.7810 | 174.1261 | 339.0311 | 13.57626 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 02:26:43 | 99.7452 | 0.02471 | 3.7810 | 174.1261 | 339.0311 | 13.57626 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 14:19:10 | 99.7459 | 0.02468 | 3.3508 | 190.5454 | 339.0311 | 13.57626 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 14:19:10 | 99.7459 | 0.02468 | 3.3508 | 190.5454 | 339.0311 | 13.57626 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 14:19:10 | 99.7459 | 0.02468 | 3.3508 | 190.5454 | 339.0311 | 13.57626 | – |
| 2026 Jul 01 17:56 | 2026 Jun 28 14:19:10 | 99.7459 | 0.02468 | 3.3508 | 190.5454 | 339.0311 | 13.57626 | – |
| 2026 Jun 30 17:56 | 2026 Jun 28 14:19:10 | 99.7459 | 0.02468 | 3.3508 | 190.5454 | 339.0311 | 13.57626 | – |
| 2026 Jun 29 17:57 | 2026 Jun 28 14:19:10 | 99.7459 | 0.02468 | 3.3508 | 190.5454 | 339.0311 | 13.57626 | – |
| 2026 Jun 28 17:56 | 2026 Jun 21 14:16:53 | 99.7463 | 0.02465 | 2.8877 | 208.2601 | 339.0311 | 13.57626 | – |
| 2026 Jun 27 17:55 | 2026 Jun 21 14:16:53 | 99.7463 | 0.02465 | 2.8877 | 208.2601 | 339.0311 | 13.57626 | – |
| 2026 Jun 26 17:56 | 2026 Jun 21 14:16:53 | 99.7463 | 0.02465 | 2.8877 | 208.2601 | 339.0311 | 13.57626 | – |
| 2026 Jun 25 17:56 | 2026 Jun 21 14:16:53 | 99.7463 | 0.02465 | 2.8877 | 208.2601 | 339.0311 | 13.57626 | – |
| 2026 Jun 24 17:55 | 2026 Jun 21 14:16:53 | 99.7463 | 0.02465 | 2.8877 | 208.2601 | 339.0311 | 13.57626 | – |
| 2026 Jun 23 17:56 | 2026 Jun 21 14:16:53 | 99.7463 | 0.02465 | 2.8877 | 208.2601 | 339.0311 | 13.57626 | – |