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 | 21437 |
| 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 |
| 2025 Dec 27 18:57 | 2025 Dec 26 05:11:42 | 100.2026 | 0.00557 | 17.0943 | 142.8367 | 11.1839 | 13.37425 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 05:11:42 | 100.2026 | 0.00557 | 17.0943 | 142.8367 | 11.1839 | 13.37425 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 04:26:46 | 100.2026 | 0.00555 | 16.6248 | 159.7311 | 11.1839 | 13.37425 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 04:26:46 | 100.2026 | 0.00555 | 16.6248 | 159.7311 | 11.1839 | 13.37425 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 04:26:46 | 100.2026 | 0.00555 | 16.6248 | 159.7311 | 11.1839 | 13.37425 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 04:26:46 | 100.2026 | 0.00555 | 16.6248 | 159.7311 | 11.1839 | 13.37425 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 04:26:46 | 100.2026 | 0.00555 | 16.6248 | 159.7311 | 11.1839 | 13.37425 | – |
| 2025 Dec 20 18:57 | 2025 Dec 19 04:26:46 | 100.2026 | 0.00555 | 16.6248 | 159.7311 | 11.1839 | 13.37425 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 16:15:57 | 100.2023 | 0.00553 | 16.1236 | 177.8763 | 11.1839 | 13.37425 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 05:09:24 | 100.2023 | 0.00553 | 15.8256 | 188.6659 | 11.1839 | 13.37425 | – |
| 2025 Dec 10 18:56 | 2025 Dec 07 05:09:24 | 100.2023 | 0.00553 | 15.8256 | 188.6659 | 11.1839 | 13.37425 | – |
| 2025 Dec 09 18:56 | 2025 Dec 07 05:09:24 | 100.2023 | 0.00553 | 15.8256 | 188.6659 | 11.1839 | 13.37425 | – |
| 2025 Dec 08 18:56 | 2025 Dec 07 05:09:24 | 100.2023 | 0.00553 | 15.8256 | 188.6659 | 11.1839 | 13.37425 | – |
| 2025 Dec 07 18:56 | 2025 Dec 07 05:09:24 | 100.2023 | 0.00553 | 15.8256 | 188.6659 | 11.1839 | 13.37425 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 12:11:00 | 100.2021 | 0.00552 | 15.5114 | 200.0462 | 11.1839 | 13.37425 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 12:11:00 | 100.2021 | 0.00552 | 15.5114 | 200.0462 | 11.1839 | 13.37425 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 12:11:00 | 100.2021 | 0.00552 | 15.5114 | 200.0462 | 11.1839 | 13.37425 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 12:11:00 | 100.2021 | 0.00552 | 15.5114 | 200.0462 | 11.1839 | 13.37425 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 12:11:00 | 100.2021 | 0.00552 | 15.5114 | 200.0462 | 11.1839 | 13.37425 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 11:27:07 | 100.2020 | 0.00552 | 15.0420 | 217.0639 | 11.1839 | 13.37425 | – |