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 | 21280 |
| 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 15 06:21:44 | 99.3872 | 0.00509 | 5.3132 | 168.6986 | 13.8083 | 13.55994 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 01:52:41 | 99.3870 | 0.00505 | 4.5395 | 199.6035 | 13.8083 | 13.55994 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 18:50:12 | 99.3870 | 0.00503 | 4.1401 | 215.6538 | 13.8083 | 13.55994 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 18:50:12 | 99.3870 | 0.00503 | 4.1401 | 215.6538 | 13.8083 | 13.55994 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 18:50:12 | 99.3870 | 0.00503 | 4.1401 | 215.6538 | 13.8083 | 13.55994 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 18:50:12 | 99.3870 | 0.00503 | 4.1401 | 215.6538 | 13.8083 | 13.55994 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 18:50:12 | 99.3870 | 0.00503 | 4.1401 | 215.6538 | 13.8083 | 13.55994 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 18:50:12 | 99.3870 | 0.00503 | 4.1401 | 215.6538 | 13.8083 | 13.55994 | – |
| 2025 Aug 27 17:56 | 2025 Aug 20 18:35:18 | 99.3868 | 0.00501 | 3.6951 | 233.6205 | 13.8083 | 13.55994 | – |
| 2025 Aug 26 17:56 | 2025 Aug 20 18:35:18 | 99.3868 | 0.00501 | 3.6951 | 233.6205 | 13.8083 | 13.55994 | – |
| 2025 Aug 25 17:56 | 2025 Aug 20 18:35:18 | 99.3868 | 0.00501 | 3.6951 | 233.6205 | 13.8083 | 13.55994 | – |
| 2025 Aug 24 17:56 | 2025 Aug 20 18:35:18 | 99.3868 | 0.00501 | 3.6951 | 233.6205 | 13.8083 | 13.55994 | – |
| 2025 Aug 23 17:56 | 2025 Aug 20 18:35:18 | 99.3868 | 0.00501 | 3.6951 | 233.6205 | 13.8083 | 13.55994 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 10:58:46 | 99.3866 | 0.00500 | 3.4846 | 242.1490 | 13.8083 | 13.55994 | – |