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 | 21542 |
| 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 Aug 01 17:57 | 2026 Aug 01 03:29:01 | 100.2740 | 0.00491 | 6.3320 | 272.3088 | 241.9256 | 13.38569 | – |
| 2026 Jul 31 17:56 | 2026 Jul 27 03:18:35 | 100.2750 | 0.00493 | 5.9948 | 284.4386 | 241.9256 | 13.38569 | – |
| 2026 Jul 30 17:57 | 2026 Jul 27 03:18:35 | 100.2750 | 0.00493 | 5.9948 | 284.4386 | 241.9256 | 13.38569 | – |
| 2026 Jul 29 17:57 | 2026 Jul 27 03:18:35 | 100.2750 | 0.00493 | 5.9948 | 284.4386 | 241.9256 | 13.38569 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 03:18:35 | 100.2750 | 0.00493 | 5.9948 | 284.4386 | 241.9256 | 13.38569 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 03:18:35 | 100.2750 | 0.00493 | 5.9948 | 284.4386 | 241.9256 | 13.38569 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 03:47:02 | 100.2761 | 0.00495 | 5.5919 | 298.8582 | 241.9256 | 13.38569 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 03:47:02 | 100.2761 | 0.00495 | 5.5919 | 298.8582 | 241.9256 | 13.38569 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 03:47:02 | 100.2761 | 0.00495 | 5.5919 | 298.8582 | 241.9256 | 13.38569 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 03:47:02 | 100.2761 | 0.00495 | 5.5919 | 298.8582 | 241.9256 | 13.38569 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 03:47:02 | 100.2761 | 0.00495 | 5.5919 | 298.8582 | 241.9256 | 13.38569 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 03:47:02 | 100.2761 | 0.00495 | 5.5919 | 298.8582 | 241.9256 | 13.38569 | – |
| 2026 Jul 20 17:57 | 2026 Jul 16 03:35:41 | 100.2768 | 0.00498 | 5.2545 | 310.7979 | 241.9256 | 13.38569 | – |
| 2026 Jul 19 19:06 | 2026 Jul 16 03:35:41 | 100.2768 | 0.00498 | 5.2545 | 310.7979 | 241.9256 | 13.38569 | – |
| 2026 Jul 19 17:57 | 2026 Jul 16 03:35:41 | 100.2768 | 0.00498 | 5.2545 | 310.7979 | 241.9256 | 13.38569 | – |
| 2026 Jul 18 17:57 | 2026 Jul 16 03:35:41 | 100.2768 | 0.00498 | 5.2545 | 310.7979 | 241.9256 | 13.38569 | – |
| 2026 Jul 17 17:57 | 2026 Jul 16 03:35:41 | 100.2768 | 0.00498 | 5.2545 | 310.7979 | 241.9256 | 13.38569 | – |
| 2026 Jul 16 17:56 | 2026 Jul 16 03:35:41 | 100.2768 | 0.00498 | 5.2545 | 310.7979 | 241.9256 | 13.38569 | – |
| 2026 Jul 15 17:57 | 2026 Jul 08 03:39:07 | 100.2780 | 0.00502 | 4.7157 | 329.8726 | 241.9256 | 13.38569 | – |
| 2026 Jul 14 17:56 | 2026 Jul 08 03:39:07 | 100.2780 | 0.00502 | 4.7157 | 329.8726 | 241.9256 | 13.38569 | – |
| 2026 Jul 13 17:56 | 2026 Jul 08 03:39:07 | 100.2780 | 0.00502 | 4.7157 | 329.8726 | 241.9256 | 13.38569 | – |
| 2026 Jul 12 17:56 | 2026 Jul 08 03:39:07 | 100.2780 | 0.00502 | 4.7157 | 329.8726 | 241.9256 | 13.38569 | – |
| 2026 Jul 11 17:56 | 2026 Jul 08 03:39:07 | 100.2780 | 0.00502 | 4.7157 | 329.8726 | 241.9256 | 13.38569 | – |
| 2026 Jul 09 17:56 | 2026 Jul 05 03:53:49 | 100.2784 | 0.00504 | 4.5142 | 336.9706 | 241.9256 | 13.38569 | – |
| 2026 Jul 08 17:56 | 2026 Jul 05 03:53:49 | 100.2784 | 0.00504 | 4.5142 | 336.9706 | 241.9256 | 13.38569 | – |
| 2026 Jul 07 17:56 | 2026 Jul 05 03:53:49 | 100.2784 | 0.00504 | 4.5142 | 336.9706 | 241.9256 | 13.38569 | – |
| 2026 Jul 06 17:57 | 2026 Jul 05 03:53:49 | 100.2784 | 0.00504 | 4.5142 | 336.9706 | 241.9256 | 13.38569 | – |
| 2026 Jul 05 17:56 | 2026 Jul 05 03:53:49 | 100.2784 | 0.00504 | 4.5142 | 336.9706 | 241.9256 | 13.38569 | – |