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 | 21546 |
| 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 17 18:56 | 2026 Jan 16 10:20:48 | 99.5523 | 0.06131 | 23.2607 | 272.3977 | 246.6745 | 12.28640 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 10:20:48 | 99.5523 | 0.06131 | 23.2607 | 272.3977 | 246.6745 | 12.28640 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 04:27:14 | 99.5518 | 0.06140 | 22.9895 | 282.9469 | 246.6745 | 12.28640 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 04:27:14 | 99.5518 | 0.06140 | 22.9895 | 282.9469 | 246.6745 | 12.28640 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 04:27:14 | 99.5518 | 0.06140 | 22.9895 | 282.9469 | 246.6745 | 12.28640 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 05:15:24 | 99.5507 | 0.06148 | 22.7328 | 292.9193 | 246.6745 | 12.28640 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 05:15:24 | 99.5507 | 0.06148 | 22.7328 | 292.9193 | 246.6745 | 12.28640 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 05:15:24 | 99.5507 | 0.06148 | 22.7328 | 292.9193 | 246.6745 | 12.28640 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 05:15:24 | 99.5507 | 0.06148 | 22.7328 | 292.9193 | 246.6745 | 12.28640 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 05:15:24 | 99.5507 | 0.06148 | 22.7328 | 292.9193 | 246.6745 | 12.28640 | – |
| 2026 Jan 05 18:57 | 2025 Dec 30 20:52:58 | 99.5495 | 0.06156 | 22.4046 | 305.6519 | 246.6745 | 12.28640 | – |
| 2026 Jan 04 18:56 | 2025 Dec 30 20:52:58 | 99.5495 | 0.06156 | 22.4046 | 305.6519 | 246.6745 | 12.28640 | – |
| 2026 Jan 03 18:57 | 2025 Dec 30 20:52:58 | 99.5495 | 0.06156 | 22.4046 | 305.6519 | 246.6745 | 12.28640 | – |
| 2026 Jan 01 18:56 | 2025 Dec 30 20:52:58 | 99.5495 | 0.06156 | 22.4046 | 305.6519 | 246.6745 | 12.28640 | – |
| 2025 Dec 31 18:57 | 2025 Dec 30 20:52:58 | 99.5495 | 0.06156 | 22.4046 | 305.6519 | 246.6745 | 12.28640 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 10:08:45 | 99.5485 | 0.06161 | 22.1748 | 314.5641 | 246.6745 | 12.28640 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 10:08:45 | 99.5485 | 0.06161 | 22.1748 | 314.5641 | 246.6745 | 12.28640 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 10:08:45 | 99.5485 | 0.06161 | 22.1748 | 314.5641 | 246.6745 | 12.28640 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 10:08:45 | 99.5485 | 0.06161 | 22.1748 | 314.5641 | 246.6745 | 12.28640 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 10:08:45 | 99.5485 | 0.06161 | 22.1748 | 314.5641 | 246.6745 | 12.28640 | – |
| 2025 Dec 25 18:57 | 2025 Dec 19 10:03:04 | 99.5470 | 0.06165 | 21.8128 | 328.5906 | 246.6745 | 12.28640 | – |
| 2025 Dec 24 18:56 | 2025 Dec 19 10:03:04 | 99.5470 | 0.06165 | 21.8128 | 328.5906 | 246.6745 | 12.28640 | – |
| 2025 Dec 23 18:56 | 2025 Dec 19 10:03:04 | 99.5470 | 0.06165 | 21.8128 | 328.5906 | 246.6745 | 12.28640 | – |
| 2025 Dec 22 18:57 | 2025 Dec 19 10:03:04 | 99.5470 | 0.06165 | 21.8128 | 328.5906 | 246.6745 | 12.28640 | – |
| 2025 Dec 21 18:57 | 2025 Dec 19 10:03:04 | 99.5470 | 0.06165 | 21.8128 | 328.5906 | 246.6745 | 12.28640 | – |