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 | 21450 |
| 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 May 24 17:57 | 2026 May 21 03:19:44 | 99.8524 | 0.00587 | 1.8854 | 319.1952 | 197.9311 | 13.35379 | – |
| 2026 May 23 17:58 | 2026 May 21 03:19:44 | 99.8524 | 0.00587 | 1.8854 | 319.1952 | 197.9311 | 13.35379 | – |
| 2026 May 22 17:57 | 2026 May 21 03:19:44 | 99.8524 | 0.00587 | 1.8854 | 319.1952 | 197.9311 | 13.35379 | – |
| 2026 May 21 17:57 | 2026 May 21 03:19:44 | 99.8524 | 0.00587 | 1.8854 | 319.1952 | 197.9311 | 13.35379 | – |
| 2026 May 20 17:57 | 2026 May 16 14:47:51 | 99.8530 | 0.00589 | 1.5949 | 330.0714 | 197.9311 | 13.35379 | – |
| 2026 May 19 17:58 | 2026 May 16 14:47:51 | 99.8530 | 0.00589 | 1.5949 | 330.0714 | 197.9311 | 13.35379 | – |
| 2026 May 18 17:57 | 2026 May 16 14:47:51 | 99.8530 | 0.00589 | 1.5949 | 330.0714 | 197.9311 | 13.35379 | – |
| 2026 May 17 17:57 | 2026 May 16 14:47:51 | 99.8530 | 0.00589 | 1.5949 | 330.0714 | 197.9311 | 13.35379 | – |
| 2026 May 16 17:56 | 2026 May 16 14:47:51 | 99.8530 | 0.00589 | 1.5949 | 330.0714 | 197.9311 | 13.35379 | – |
| 2026 May 15 17:57 | 2026 May 10 10:18:41 | 99.8536 | 0.00593 | 1.1973 | 344.8810 | 197.9311 | 13.35379 | – |
| 2026 May 14 17:58 | 2026 May 10 10:18:41 | 99.8536 | 0.00593 | 1.1973 | 344.8810 | 197.9311 | 13.35379 | – |
| 2026 May 13 17:58 | 2026 May 10 10:18:41 | 99.8536 | 0.00593 | 1.1973 | 344.8810 | 197.9311 | 13.35379 | – |
| 2026 May 12 17:58 | 2026 May 10 10:18:41 | 99.8536 | 0.00593 | 1.1973 | 344.8810 | 197.9311 | 13.35379 | – |
| 2026 May 11 17:56 | 2026 May 10 10:18:41 | 99.8536 | 0.00593 | 1.1973 | 344.8810 | 197.9311 | 13.35379 | – |
| 2026 May 10 17:57 | 2026 May 10 10:18:41 | 99.8536 | 0.00593 | 1.1973 | 344.8810 | 197.9311 | 13.35379 | – |
| 2026 May 09 17:57 | 2026 May 05 04:18:18 | 99.8542 | 0.00595 | 0.8599 | 357.3754 | 197.9311 | 13.35379 | – |
| 2026 May 08 17:57 | 2026 May 05 04:18:18 | 99.8542 | 0.00595 | 0.8599 | 357.3754 | 197.9311 | 13.35379 | – |
| 2026 May 07 17:58 | 2026 May 05 04:18:18 | 99.8542 | 0.00595 | 0.8599 | 357.3754 | 197.9311 | 13.35379 | – |
| 2026 May 06 17:57 | 2026 May 05 04:18:18 | 99.8542 | 0.00595 | 0.8599 | 357.3754 | 197.9311 | 13.35379 | – |
| 2026 May 05 17:57 | 2026 May 05 04:18:18 | 99.8542 | 0.00595 | 0.8599 | 357.3754 | 197.9311 | 13.35379 | – |
| 2026 May 04 17:57 | 2026 Apr 30 03:49:43 | 99.8549 | 0.00597 | 0.5373 | 9.2816 | 197.9311 | 13.35379 | – |
| 2026 May 03 17:57 | 2026 Apr 30 03:49:43 | 99.8549 | 0.00597 | 0.5373 | 9.2816 | 197.9311 | 13.35379 | – |
| 2026 May 02 17:57 | 2026 Apr 30 03:49:43 | 99.8549 | 0.00597 | 0.5373 | 9.2816 | 197.9311 | 13.35379 | – |
| 2026 May 01 17:56 | 2026 Apr 30 03:49:43 | 99.8549 | 0.00597 | 0.5373 | 9.2816 | 197.9311 | 13.35379 | – |
| 2026 Apr 30 17:56 | 2026 Apr 30 03:49:43 | 99.8549 | 0.00597 | 0.5373 | 9.2816 | 197.9311 | 13.35379 | – |
| 2026 Apr 29 17:57 | 2026 Apr 24 03:58:54 | 99.8555 | 0.00598 | 0.1521 | 23.4680 | 197.9311 | 13.35379 | – |
| 2026 Apr 28 17:56 | 2026 Apr 24 03:58:54 | 99.8555 | 0.00598 | 0.1521 | 23.4680 | 197.9311 | 13.35379 | – |
| 2026 Apr 27 17:58 | 2026 Apr 24 03:58:54 | 99.8555 | 0.00598 | 0.1521 | 23.4680 | 197.9311 | 13.35379 | – |