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 | 21288 |
| 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 20:35:34 | 99.6550 | 0.03564 | 14.8264 | 66.2232 | 349.4942 | 12.75687 | – |
| 2025 Sep 12 17:57 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 11 17:57 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 10 17:56 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 08 17:57 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 07 17:56 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 06 20:41 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 03 17:57 | 2025 Sep 03 03:57:47 | 99.6526 | 0.03560 | 14.1628 | 91.6713 | 349.4942 | 12.75687 | – |
| 2025 Sep 02 17:56 | 2025 Aug 27 21:34:35 | 99.6514 | 0.03558 | 13.8073 | 105.3207 | 349.4942 | 12.75687 | – |
| 2025 Sep 01 17:56 | 2025 Aug 27 21:34:35 | 99.6514 | 0.03558 | 13.8073 | 105.3207 | 349.4942 | 12.75687 | – |
| 2025 Aug 31 17:56 | 2025 Aug 27 21:34:35 | 99.6514 | 0.03558 | 13.8073 | 105.3207 | 349.4942 | 12.75687 | – |
| 2025 Aug 30 17:56 | 2025 Aug 27 21:34:35 | 99.6514 | 0.03558 | 13.8073 | 105.3207 | 349.4942 | 12.75687 | – |
| 2025 Aug 29 17:56 | 2025 Aug 27 21:34:35 | 99.6514 | 0.03558 | 13.8073 | 105.3207 | 349.4942 | 12.75687 | – |
| 2025 Aug 28 17:57 | 2025 Aug 27 21:34:35 | 99.6514 | 0.03558 | 13.8073 | 105.3207 | 349.4942 | 12.75687 | – |
| 2025 Aug 27 17:56 | 2025 Aug 23 04:26:52 | 99.6507 | 0.03556 | 13.5398 | 115.5917 | 349.4942 | 12.75687 | – |
| 2025 Aug 26 17:56 | 2025 Aug 23 04:26:52 | 99.6507 | 0.03556 | 13.5398 | 115.5917 | 349.4942 | 12.75687 | – |
| 2025 Aug 25 17:56 | 2025 Aug 23 04:26:52 | 99.6507 | 0.03556 | 13.5398 | 115.5917 | 349.4942 | 12.75687 | – |
| 2025 Aug 24 17:56 | 2025 Aug 23 04:26:52 | 99.6507 | 0.03556 | 13.5398 | 115.5917 | 349.4942 | 12.75687 | – |
| 2025 Aug 23 17:56 | 2025 Aug 23 04:26:52 | 99.6507 | 0.03556 | 13.5398 | 115.5917 | 349.4942 | 12.75687 | – |
| 2025 Aug 22 17:56 | 2025 Aug 17 20:41:56 | 99.6499 | 0.03553 | 13.2378 | 127.2001 | 349.4942 | 12.75687 | – |
| 2025 Aug 20 17:56 | 2025 Aug 17 20:41:56 | 99.6499 | 0.03553 | 13.2378 | 127.2001 | 349.4942 | 12.75687 | – |
| 2025 Aug 19 17:56 | 2025 Aug 17 20:41:56 | 99.6499 | 0.03553 | 13.2378 | 127.2001 | 349.4942 | 12.75687 | – |