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 | 21387 |
| 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 Dec 30 18:56 | 2025 Dec 25 14:34:43 | 99.4812 | 0.00465 | 19.6362 | 334.6121 | 203.6555 | 13.46270 | – |
| 2025 Dec 29 18:56 | 2025 Dec 25 14:34:43 | 99.4812 | 0.00465 | 19.6362 | 334.6121 | 203.6555 | 13.46270 | – |
| 2025 Dec 28 18:57 | 2025 Dec 25 14:34:43 | 99.4812 | 0.00465 | 19.6362 | 334.6121 | 203.6555 | 13.46270 | – |
| 2025 Dec 27 18:57 | 2025 Dec 25 14:34:43 | 99.4812 | 0.00465 | 19.6362 | 334.6121 | 203.6555 | 13.46270 | – |
| 2025 Dec 26 18:56 | 2025 Dec 25 14:34:43 | 99.4812 | 0.00465 | 19.6362 | 334.6121 | 203.6555 | 13.46270 | – |
| 2025 Dec 25 18:57 | 2025 Dec 18 19:42:21 | 99.4803 | 0.00467 | 19.2084 | 351.1754 | 203.6555 | 13.46270 | – |
| 2025 Dec 24 18:56 | 2025 Dec 18 19:42:21 | 99.4803 | 0.00467 | 19.2084 | 351.1754 | 203.6555 | 13.46270 | – |
| 2025 Dec 23 18:56 | 2025 Dec 18 19:42:21 | 99.4803 | 0.00467 | 19.2084 | 351.1754 | 203.6555 | 13.46270 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 19:42:21 | 99.4803 | 0.00467 | 19.2084 | 351.1754 | 203.6555 | 13.46270 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 19:42:21 | 99.4803 | 0.00467 | 19.2084 | 351.1754 | 203.6555 | 13.46270 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 19:42:21 | 99.4803 | 0.00467 | 19.2084 | 351.1754 | 203.6555 | 13.46270 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 07:53:10 | 99.4796 | 0.00469 | 18.7362 | 9.4457 | 203.6555 | 13.46270 | – |
| 2025 Dec 11 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 10 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 09 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 08 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 07 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 08:03:43 | 99.4783 | 0.00470 | 18.1694 | 31.3904 | 203.6555 | 13.46270 | – |