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 | 21471 |
| 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 Apr 16 17:57 | 2026 Apr 12 23:32:46 | 99.9438 | 0.02503 | 17.2712 | 153.4186 | 334.3522 | 13.57643 | – |
| 2026 Apr 14 17:57 | 2026 Apr 12 23:32:46 | 99.9438 | 0.02503 | 17.2712 | 153.4186 | 334.3522 | 13.57643 | – |
| 2026 Apr 13 17:57 | 2026 Apr 12 23:32:46 | 99.9438 | 0.02503 | 17.2712 | 153.4186 | 334.3522 | 13.57643 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 09:24:40 | 99.9426 | 0.02502 | 16.9616 | 164.8348 | 334.3522 | 13.57643 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 09:24:40 | 99.9426 | 0.02502 | 16.9616 | 164.8348 | 334.3522 | 13.57643 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 09:24:40 | 99.9426 | 0.02502 | 16.9616 | 164.8348 | 334.3522 | 13.57643 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 09:24:40 | 99.9426 | 0.02502 | 16.9616 | 164.8348 | 334.3522 | 13.57643 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 09:24:40 | 99.9426 | 0.02502 | 16.9616 | 164.8348 | 334.3522 | 13.57643 | – |
| 2026 Apr 07 17:57 | 2026 Apr 01 09:22:56 | 99.9412 | 0.02501 | 16.4892 | 182.2234 | 334.3522 | 13.57643 | – |
| 2026 Apr 06 17:57 | 2026 Apr 01 09:22:56 | 99.9412 | 0.02501 | 16.4892 | 182.2234 | 334.3522 | 13.57643 | – |
| 2026 Apr 05 17:56 | 2026 Apr 01 09:22:56 | 99.9412 | 0.02501 | 16.4892 | 182.2234 | 334.3522 | 13.57643 | – |
| 2026 Apr 04 17:57 | 2026 Apr 01 09:22:56 | 99.9412 | 0.02501 | 16.4892 | 182.2234 | 334.3522 | 13.57643 | – |
| 2026 Apr 03 17:56 | 2026 Apr 01 09:22:56 | 99.9412 | 0.02501 | 16.4892 | 182.2234 | 334.3522 | 13.57643 | – |
| 2026 Apr 02 18:03 | 2026 Apr 01 09:22:56 | 99.9412 | 0.02501 | 16.4892 | 182.2234 | 334.3522 | 13.57643 | – |
| 2026 Mar 31 17:57 | 2026 Mar 25 22:20:41 | 99.9403 | 0.02499 | 16.0534 | 198.2742 | 334.3522 | 13.57643 | – |
| 2026 Mar 30 17:58 | 2026 Mar 25 22:20:41 | 99.9403 | 0.02499 | 16.0534 | 198.2742 | 334.3522 | 13.57643 | – |
| 2026 Mar 29 17:57 | 2026 Mar 25 22:20:41 | 99.9403 | 0.02499 | 16.0534 | 198.2742 | 334.3522 | 13.57643 | – |
| 2026 Mar 28 18:57 | 2026 Mar 25 22:20:41 | 99.9403 | 0.02499 | 16.0534 | 198.2742 | 334.3522 | 13.57643 | – |
| 2026 Mar 27 18:57 | 2026 Mar 25 22:20:41 | 99.9403 | 0.02499 | 16.0534 | 198.2742 | 334.3522 | 13.57643 | – |
| 2026 Mar 26 18:57 | 2026 Mar 25 22:20:41 | 99.9403 | 0.02499 | 16.0534 | 198.2742 | 334.3522 | 13.57643 | – |
| 2026 Mar 25 18:56 | 2026 Mar 19 10:03:36 | 99.9388 | 0.02496 | 15.6142 | 214.4827 | 334.3522 | 13.57643 | – |
| 2026 Mar 24 18:56 | 2026 Mar 19 10:03:36 | 99.9388 | 0.02496 | 15.6142 | 214.4827 | 334.3522 | 13.57643 | – |
| 2026 Mar 23 18:56 | 2026 Mar 19 10:03:36 | 99.9388 | 0.02496 | 15.6142 | 214.4827 | 334.3522 | 13.57643 | – |
| 2026 Mar 22 18:56 | 2026 Mar 19 10:03:36 | 99.9388 | 0.02496 | 15.6142 | 214.4827 | 334.3522 | 13.57643 | – |
| 2026 Mar 21 19:05 | 2026 Mar 19 10:03:36 | 99.9388 | 0.02496 | 15.6142 | 214.4827 | 334.3522 | 13.57643 | – |
| 2026 Mar 20 18:57 | 2026 Mar 19 10:03:36 | 99.9388 | 0.02496 | 15.6142 | 214.4827 | 334.3522 | 13.57643 | – |