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 | 21473 |
| 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 Jan 20 19:06 | 2026 Jan 16 10:59:45 | 99.9199 | 0.02393 | 13.6519 | 348.2164 | 70.2434 | 13.61083 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 10:59:45 | 99.9199 | 0.02393 | 13.6519 | 348.2164 | 70.2434 | 13.61083 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 10:59:45 | 99.9199 | 0.02393 | 13.6519 | 348.2164 | 70.2434 | 13.61083 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 10:59:45 | 99.9199 | 0.02393 | 13.6519 | 348.2164 | 70.2434 | 13.61083 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 10:59:45 | 99.9199 | 0.02393 | 13.6519 | 348.2164 | 70.2434 | 13.61083 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 11:02:26 | 99.9194 | 0.02393 | 13.3134 | 0.7778 | 70.2434 | 13.61083 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 11:02:26 | 99.9194 | 0.02393 | 13.3134 | 0.7778 | 70.2434 | 13.61083 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 11:02:26 | 99.9194 | 0.02393 | 13.3134 | 0.7778 | 70.2434 | 13.61083 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 12:06:31 | 99.9192 | 0.02392 | 12.9101 | 15.7478 | 70.2434 | 13.61083 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 12:06:31 | 99.9192 | 0.02392 | 12.9101 | 15.7478 | 70.2434 | 13.61083 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 12:06:31 | 99.9192 | 0.02392 | 12.9101 | 15.7478 | 70.2434 | 13.61083 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 12:06:31 | 99.9192 | 0.02392 | 12.9101 | 15.7478 | 70.2434 | 13.61083 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 12:06:31 | 99.9192 | 0.02392 | 12.9101 | 15.7478 | 70.2434 | 13.61083 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 12:10:12 | 99.9191 | 0.02390 | 12.5717 | 28.3397 | 70.2434 | 13.61083 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 12:10:12 | 99.9191 | 0.02390 | 12.5717 | 28.3397 | 70.2434 | 13.61083 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 12:10:12 | 99.9191 | 0.02390 | 12.5717 | 28.3397 | 70.2434 | 13.61083 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 12:10:12 | 99.9191 | 0.02390 | 12.5717 | 28.3397 | 70.2434 | 13.61083 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 12:10:12 | 99.9191 | 0.02390 | 12.5717 | 28.3397 | 70.2434 | 13.61083 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 70.2434 | 13.61083 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 70.2434 | 13.61083 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 70.2434 | 13.61083 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 70.2434 | 13.61083 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 12:11:50 | 99.9190 | 0.02389 | 12.2332 | 40.9373 | 70.2434 | 13.61083 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 70.2434 | 13.61083 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 01:14:12 | 99.9191 | 0.02389 | 11.7961 | 57.1799 | 70.2434 | 13.61083 | – |