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 | 21279 |
| 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 29 17:57 | 2026 Jul 27 09:10:25 | 99.4560 | 0.00549 | 0.4489 | 334.7422 | 54.5135 | 13.57606 | – |
| 2026 Jul 28 17:57 | 2026 Jul 27 09:10:25 | 99.4560 | 0.00549 | 0.4489 | 334.7422 | 54.5135 | 13.57606 | – |
| 2026 Jul 27 17:57 | 2026 Jul 27 09:10:25 | 99.4560 | 0.00549 | 0.4489 | 334.7422 | 54.5135 | 13.57606 | – |
| 2026 Jul 26 17:56 | 2026 Jul 21 05:20:28 | 99.4556 | 0.00551 | 0.0541 | 350.4848 | 54.5135 | 13.57606 | – |
| 2026 Jul 25 17:57 | 2026 Jul 21 05:20:28 | 99.4556 | 0.00551 | 0.0541 | 350.4848 | 54.5135 | 13.57606 | – |
| 2026 Jul 24 17:56 | 2026 Jul 21 05:20:28 | 99.4556 | 0.00551 | 0.0541 | 350.4848 | 54.5135 | 13.57606 | – |
| 2026 Jul 23 17:57 | 2026 Jul 21 05:20:28 | 99.4556 | 0.00551 | 0.0541 | 350.4848 | 54.5135 | 13.57606 | – |
| 2026 Jul 22 17:57 | 2026 Jul 21 05:20:28 | 99.4556 | 0.00551 | 0.0541 | 350.4848 | 54.5135 | 13.57606 | – |
| 2026 Jul 21 17:57 | 2026 Jul 21 05:20:28 | 99.4556 | 0.00551 | 0.0541 | 350.4848 | 54.5135 | 13.57606 | – |
| 2026 Jul 20 17:57 | 2026 Jul 15 21:51:42 | 99.4549 | 0.00554 | 23.7136 | 4.0322 | 54.5135 | 13.57606 | – |
| 2026 Jul 19 19:06 | 2026 Jul 15 21:51:42 | 99.4549 | 0.00554 | 23.7136 | 4.0322 | 54.5135 | 13.57606 | – |
| 2026 Jul 19 17:57 | 2026 Jul 15 21:51:42 | 99.4549 | 0.00554 | 23.7136 | 4.0322 | 54.5135 | 13.57606 | – |
| 2026 Jul 18 17:57 | 2026 Jul 15 21:51:42 | 99.4549 | 0.00554 | 23.7136 | 4.0322 | 54.5135 | 13.57606 | – |
| 2026 Jul 17 17:57 | 2026 Jul 15 21:51:42 | 99.4549 | 0.00554 | 23.7136 | 4.0322 | 54.5135 | 13.57606 | – |
| 2026 Jul 16 17:56 | 2026 Jul 15 21:51:42 | 99.4549 | 0.00554 | 23.7136 | 4.0322 | 54.5135 | 13.57606 | – |
| 2026 Jul 15 17:57 | 2026 Jul 11 09:21:32 | 99.4540 | 0.00556 | 23.4238 | 15.4854 | 54.5135 | 13.57606 | – |
| 2026 Jul 14 17:56 | 2026 Jul 11 09:21:32 | 99.4540 | 0.00556 | 23.4238 | 15.4854 | 54.5135 | 13.57606 | – |
| 2026 Jul 13 17:56 | 2026 Jul 11 09:21:32 | 99.4540 | 0.00556 | 23.4238 | 15.4854 | 54.5135 | 13.57606 | – |
| 2026 Jul 12 17:56 | 2026 Jul 11 09:21:32 | 99.4540 | 0.00556 | 23.4238 | 15.4854 | 54.5135 | 13.57606 | – |
| 2026 Jul 11 17:56 | 2026 Jul 11 09:21:32 | 99.4540 | 0.00556 | 23.4238 | 15.4854 | 54.5135 | 13.57606 | – |
| 2026 Jul 09 17:56 | 2026 Jul 04 22:19:10 | 99.4534 | 0.00558 | 23.0098 | 31.7818 | 54.5135 | 13.57606 | – |
| 2026 Jul 08 17:56 | 2026 Jul 04 22:19:10 | 99.4534 | 0.00558 | 23.0098 | 31.7818 | 54.5135 | 13.57606 | – |
| 2026 Jul 07 17:56 | 2026 Jul 04 22:19:10 | 99.4534 | 0.00558 | 23.0098 | 31.7818 | 54.5135 | 13.57606 | – |
| 2026 Jul 06 17:57 | 2026 Jul 04 22:19:10 | 99.4534 | 0.00558 | 23.0098 | 31.7818 | 54.5135 | 13.57606 | – |
| 2026 Jul 05 17:56 | 2026 Jul 04 22:19:10 | 99.4534 | 0.00558 | 23.0098 | 31.7818 | 54.5135 | 13.57606 | – |
| 2026 Jul 04 17:56 | 2026 Jun 28 10:11:42 | 99.4524 | 0.00561 | 22.5929 | 48.1479 | 54.5135 | 13.57606 | – |
| 2026 Jul 03 17:57 | 2026 Jun 28 10:11:42 | 99.4524 | 0.00561 | 22.5929 | 48.1479 | 54.5135 | 13.57606 | – |
| 2026 Jul 02 17:56 | 2026 Jun 28 10:11:42 | 99.4524 | 0.00561 | 22.5929 | 48.1479 | 54.5135 | 13.57606 | – |