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 | 21291 |
| 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 Oct 12 17:56 | 2025 Oct 07 08:40:17 | 99.8595 | 0.01369 | 4.4677 | 349.3628 | 39.6584 | 13.83094 | – |
| 2025 Oct 11 17:57 | 2025 Oct 07 08:40:17 | 99.8595 | 0.01369 | 4.4677 | 349.3628 | 39.6584 | 13.83094 | – |
| 2025 Oct 09 17:56 | 2025 Oct 07 08:40:17 | 99.8595 | 0.01369 | 4.4677 | 349.3628 | 39.6584 | 13.83094 | – |
| 2025 Oct 08 17:56 | 2025 Oct 07 08:40:17 | 99.8595 | 0.01369 | 4.4677 | 349.3628 | 39.6584 | 13.83094 | – |
| 2025 Oct 07 17:56 | 2025 Oct 07 08:40:17 | 99.8595 | 0.01369 | 4.4677 | 349.3628 | 39.6584 | 13.83094 | – |
| 2025 Oct 05 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Oct 04 17:57 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Oct 03 17:57 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Oct 02 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Sep 30 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Sep 29 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Sep 28 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Sep 27 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Sep 26 17:56 | 2025 Sep 25 21:12:55 | 99.8582 | 0.01372 | 3.6665 | 19.4293 | 39.6584 | 13.83094 | – |
| 2025 Sep 25 17:56 | 2025 Sep 19 22:42:29 | 99.8571 | 0.01375 | 3.2521 | 34.9522 | 39.6584 | 13.83094 | – |
| 2025 Sep 24 17:56 | 2025 Sep 19 22:42:29 | 99.8571 | 0.01375 | 3.2521 | 34.9522 | 39.6584 | 13.83094 | – |
| 2025 Sep 20 17:56 | 2025 Sep 19 22:42:29 | 99.8571 | 0.01375 | 3.2521 | 34.9522 | 39.6584 | 13.83094 | – |
| 2025 Sep 19 17:56 | 2025 Sep 14 22:53:57 | 99.8564 | 0.01376 | 2.9037 | 47.9870 | 39.6584 | 13.83094 | – |
| 2025 Sep 18 17:56 | 2025 Sep 14 22:53:57 | 99.8564 | 0.01376 | 2.9037 | 47.9870 | 39.6584 | 13.83094 | – |
| 2025 Sep 15 17:56 | 2025 Sep 14 22:53:57 | 99.8564 | 0.01376 | 2.9037 | 47.9870 | 39.6584 | 13.83094 | – |