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 | 21458 |
| 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 Sep 15 17:56 | 2025 Sep 14 15:21:16 | 99.8005 | 0.05612 | 9.5948 | 182.9391 | 253.4559 | 12.44458 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 03:53:27 | 99.8032 | 0.05611 | 8.9682 | 206.6129 | 253.4559 | 12.44458 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 04:01:59 | 99.8028 | 0.05610 | 8.5864 | 221.0365 | 253.4559 | 12.44458 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 04:01:59 | 99.8028 | 0.05610 | 8.5864 | 221.0365 | 253.4559 | 12.44458 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 04:01:59 | 99.8028 | 0.05610 | 8.5864 | 221.0365 | 253.4559 | 12.44458 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 04:01:59 | 99.8028 | 0.05610 | 8.5864 | 221.0365 | 253.4559 | 12.44458 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 04:01:59 | 99.8028 | 0.05610 | 8.5864 | 221.0365 | 253.4559 | 12.44458 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 04:01:59 | 99.8028 | 0.05610 | 8.5864 | 221.0365 | 253.4559 | 12.44458 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 04:11:20 | 99.8063 | 0.05612 | 8.2045 | 235.4595 | 253.4559 | 12.44458 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 04:11:20 | 99.8063 | 0.05612 | 8.2045 | 235.4595 | 253.4559 | 12.44458 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 04:11:20 | 99.8063 | 0.05612 | 8.2045 | 235.4595 | 253.4559 | 12.44458 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 04:11:20 | 99.8063 | 0.05612 | 8.2045 | 235.4595 | 253.4559 | 12.44458 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 04:11:20 | 99.8063 | 0.05612 | 8.2045 | 235.4595 | 253.4559 | 12.44458 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 15:49:23 | 99.8054 | 0.05613 | 8.0671 | 240.6535 | 253.4559 | 12.44458 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 15:49:23 | 99.8054 | 0.05613 | 8.0671 | 240.6535 | 253.4559 | 12.44458 | – |