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 Sep 15 17:56 | 2025 Sep 14 23:56:39 | 100.2050 | 0.00573 | 10.2697 | 27.4811 | 344.9868 | 13.37366 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 04:57:11 | 100.2068 | 0.00573 | 9.4822 | 55.0905 | 344.9868 | 13.37366 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 11:31:00 | 100.2079 | 0.00572 | 9.0330 | 70.8440 | 344.9868 | 13.37366 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 11:31:00 | 100.2079 | 0.00572 | 9.0330 | 70.8440 | 344.9868 | 13.37366 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 11:31:00 | 100.2079 | 0.00572 | 9.0330 | 70.8440 | 344.9868 | 13.37366 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 11:31:00 | 100.2079 | 0.00572 | 9.0330 | 70.8440 | 344.9868 | 13.37366 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 11:31:00 | 100.2079 | 0.00572 | 9.0330 | 70.8440 | 344.9868 | 13.37366 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 11:31:00 | 100.2079 | 0.00572 | 9.0330 | 70.8440 | 344.9868 | 13.37366 | – |
| 2025 Aug 27 17:56 | 2025 Aug 21 16:38:56 | 100.2090 | 0.00571 | 8.6465 | 84.4305 | 344.9868 | 13.37366 | – |
| 2025 Aug 26 17:56 | 2025 Aug 21 16:38:56 | 100.2090 | 0.00571 | 8.6465 | 84.4305 | 344.9868 | 13.37366 | – |
| 2025 Aug 25 17:56 | 2025 Aug 21 16:38:56 | 100.2090 | 0.00571 | 8.6465 | 84.4305 | 344.9868 | 13.37366 | – |
| 2025 Aug 24 17:56 | 2025 Aug 21 16:38:56 | 100.2090 | 0.00571 | 8.6465 | 84.4305 | 344.9868 | 13.37366 | – |
| 2025 Aug 23 17:56 | 2025 Aug 21 16:38:56 | 100.2090 | 0.00571 | 8.6465 | 84.4305 | 344.9868 | 13.37366 | – |
| 2025 Aug 22 17:56 | 2025 Aug 16 16:12:06 | 100.2098 | 0.00569 | 8.3113 | 96.2324 | 344.9868 | 13.37366 | – |
| 2025 Aug 20 17:56 | 2025 Aug 16 16:12:06 | 100.2098 | 0.00569 | 8.3113 | 96.2324 | 344.9868 | 13.37366 | – |
| 2025 Aug 19 17:56 | 2025 Aug 16 16:12:06 | 100.2098 | 0.00569 | 8.3113 | 96.2324 | 344.9868 | 13.37366 | – |