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 Jun 12 17:56 | 2026 Jun 11 15:33:09 | 99.7471 | 0.02464 | 2.2297 | 233.4184 | 193.9971 | 13.57590 | – |
| 2026 Jun 11 17:57 | 2026 Jun 06 15:13:45 | 99.7473 | 0.02465 | 1.8981 | 246.1055 | 193.9971 | 13.57590 | – |
| 2026 Jun 10 17:56 | 2026 Jun 06 15:13:45 | 99.7473 | 0.02465 | 1.8981 | 246.1055 | 193.9971 | 13.57590 | – |
| 2026 Jun 09 17:57 | 2026 Jun 06 15:13:45 | 99.7473 | 0.02465 | 1.8981 | 246.1055 | 193.9971 | 13.57590 | – |
| 2026 Jun 08 17:56 | 2026 Jun 06 15:13:45 | 99.7473 | 0.02465 | 1.8981 | 246.1055 | 193.9971 | 13.57590 | – |
| 2026 Jun 07 17:56 | 2026 Jun 06 15:13:45 | 99.7473 | 0.02465 | 1.8981 | 246.1055 | 193.9971 | 13.57590 | – |
| 2026 Jun 06 17:56 | 2026 May 31 03:54:30 | 99.7477 | 0.02467 | 1.4700 | 262.4873 | 193.9971 | 13.57590 | – |
| 2026 Jun 05 17:56 | 2026 May 31 03:54:30 | 99.7477 | 0.02467 | 1.4700 | 262.4873 | 193.9971 | 13.57590 | – |
| 2026 Jun 04 17:57 | 2026 May 31 03:54:30 | 99.7477 | 0.02467 | 1.4700 | 262.4873 | 193.9971 | 13.57590 | – |
| 2026 Jun 02 17:56 | 2026 May 31 03:54:30 | 99.7477 | 0.02467 | 1.4700 | 262.4873 | 193.9971 | 13.57590 | – |
| 2026 Jun 01 17:57 | 2026 May 31 03:54:30 | 99.7477 | 0.02467 | 1.4700 | 262.4873 | 193.9971 | 13.57590 | – |
| 2026 May 31 17:58 | 2026 May 31 03:54:30 | 99.7477 | 0.02467 | 1.4700 | 262.4873 | 193.9971 | 13.57590 | – |
| 2026 May 30 17:57 | 2026 May 25 03:01:44 | 99.7484 | 0.02471 | 1.0707 | 277.7340 | 193.9971 | 13.57590 | – |
| 2026 May 29 17:57 | 2026 May 25 03:01:44 | 99.7484 | 0.02471 | 1.0707 | 277.7340 | 193.9971 | 13.57590 | – |
| 2026 May 28 17:56 | 2026 May 25 03:01:44 | 99.7484 | 0.02471 | 1.0707 | 277.7340 | 193.9971 | 13.57590 | – |
| 2026 May 27 17:57 | 2026 May 25 03:01:44 | 99.7484 | 0.02471 | 1.0707 | 277.7340 | 193.9971 | 13.57590 | – |
| 2026 May 26 17:57 | 2026 May 25 03:01:44 | 99.7484 | 0.02471 | 1.0707 | 277.7340 | 193.9971 | 13.57590 | – |
| 2026 May 25 17:57 | 2026 May 21 05:07:58 | 99.7485 | 0.02473 | 0.8118 | 287.6067 | 193.9971 | 13.57590 | – |
| 2026 May 24 17:57 | 2026 May 21 05:07:58 | 99.7485 | 0.02473 | 0.8118 | 287.6067 | 193.9971 | 13.57590 | – |
| 2026 May 23 17:58 | 2026 May 21 05:07:58 | 99.7485 | 0.02473 | 0.8118 | 287.6067 | 193.9971 | 13.57590 | – |
| 2026 May 22 17:57 | 2026 May 21 05:07:58 | 99.7485 | 0.02473 | 0.8118 | 287.6067 | 193.9971 | 13.57590 | – |
| 2026 May 21 17:57 | 2026 May 21 05:07:58 | 99.7485 | 0.02473 | 0.8118 | 287.6067 | 193.9971 | 13.57590 | – |
| 2026 May 20 17:57 | 2026 May 16 03:13:48 | 99.7493 | 0.02477 | 0.4758 | 300.4072 | 193.9971 | 13.57590 | – |
| 2026 May 19 17:58 | 2026 May 16 03:13:48 | 99.7493 | 0.02477 | 0.4758 | 300.4072 | 193.9971 | 13.57590 | – |
| 2026 May 18 17:57 | 2026 May 16 03:13:48 | 99.7493 | 0.02477 | 0.4758 | 300.4072 | 193.9971 | 13.57590 | – |
| 2026 May 17 17:57 | 2026 May 16 03:13:48 | 99.7493 | 0.02477 | 0.4758 | 300.4072 | 193.9971 | 13.57590 | – |
| 2026 May 16 17:56 | 2026 May 16 03:13:48 | 99.7493 | 0.02477 | 0.4758 | 300.4072 | 193.9971 | 13.57590 | – |