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 | 21498 |
| 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 19:25:04 | 99.6919 | 0.02645 | 13.3746 | 323.0218 | 91.2518 | 12.95131 | – |
| 2025 Sep 12 17:57 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 11 17:57 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 10 17:56 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 08 17:57 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 07 17:56 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 06 20:41 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 03 17:57 | 2025 Sep 01 07:29:00 | 99.6897 | 0.02653 | 12.5789 | 353.3505 | 91.2518 | 12.95131 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 19:25:59 | 99.6894 | 0.02655 | 12.3135 | 3.4526 | 91.2518 | 12.95131 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 19:25:59 | 99.6894 | 0.02655 | 12.3135 | 3.4526 | 91.2518 | 12.95131 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 19:25:59 | 99.6894 | 0.02655 | 12.3135 | 3.4526 | 91.2518 | 12.95131 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 19:25:59 | 99.6894 | 0.02655 | 12.3135 | 3.4526 | 91.2518 | 12.95131 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 19:25:59 | 99.6894 | 0.02655 | 12.3135 | 3.4526 | 91.2518 | 12.95131 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 19:25:59 | 99.6894 | 0.02655 | 12.3135 | 3.4526 | 91.2518 | 12.95131 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 02:09:15 | 99.6892 | 0.02657 | 12.0353 | 14.0248 | 91.2518 | 12.95131 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 02:09:15 | 99.6892 | 0.02657 | 12.0353 | 14.0248 | 91.2518 | 12.95131 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 02:09:15 | 99.6892 | 0.02657 | 12.0353 | 14.0248 | 91.2518 | 12.95131 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 02:09:15 | 99.6892 | 0.02657 | 12.0353 | 14.0248 | 91.2518 | 12.95131 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 02:09:15 | 99.6892 | 0.02657 | 12.0353 | 14.0248 | 91.2518 | 12.95131 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 07:48:12 | 99.6884 | 0.02659 | 11.6956 | 26.9479 | 91.2518 | 12.95131 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 07:48:12 | 99.6884 | 0.02659 | 11.6956 | 26.9479 | 91.2518 | 12.95131 | – |