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 | 21545 |
| 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 23 18:56 | 2025 Dec 20 09:05:32 | 99.6620 | 0.02306 | 9.4998 | 138.9735 | 281.7360 | 13.22219 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 09:05:32 | 99.6620 | 0.02306 | 9.4998 | 138.9735 | 281.7360 | 13.22219 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 09:05:32 | 99.6620 | 0.02306 | 9.4998 | 138.9735 | 281.7360 | 13.22219 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 09:05:32 | 99.6620 | 0.02306 | 9.4998 | 138.9735 | 281.7360 | 13.22219 | – |
| 2025 Dec 19 18:57 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 18 18:57 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 17 18:58 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 16 18:57 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 15 18:58 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 14 18:56 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 13 18:56 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 12 18:57 | 2025 Dec 11 22:09:27 | 99.6621 | 0.02306 | 8.9784 | 158.9473 | 281.7360 | 13.22219 | – |
| 2025 Dec 11 18:56 | 2025 Dec 04 09:44:21 | 99.6615 | 0.02304 | 8.5148 | 176.7179 | 281.7360 | 13.22219 | – |
| 2025 Dec 10 18:56 | 2025 Dec 04 09:44:21 | 99.6615 | 0.02304 | 8.5148 | 176.7179 | 281.7360 | 13.22219 | – |
| 2025 Dec 09 18:56 | 2025 Dec 04 09:44:21 | 99.6615 | 0.02304 | 8.5148 | 176.7179 | 281.7360 | 13.22219 | – |
| 2025 Dec 08 18:56 | 2025 Dec 04 09:44:21 | 99.6615 | 0.02304 | 8.5148 | 176.7179 | 281.7360 | 13.22219 | – |
| 2025 Dec 07 18:56 | 2025 Dec 04 09:44:21 | 99.6615 | 0.02304 | 8.5148 | 176.7179 | 281.7360 | 13.22219 | – |
| 2025 Dec 06 18:56 | 2025 Dec 02 04:01:04 | 99.6613 | 0.02304 | 8.3768 | 182.0000 | 281.7360 | 13.22219 | – |
| 2025 Dec 05 18:57 | 2025 Dec 02 04:01:04 | 99.6613 | 0.02304 | 8.3768 | 182.0000 | 281.7360 | 13.22219 | – |
| 2025 Dec 04 18:57 | 2025 Dec 02 04:01:04 | 99.6613 | 0.02304 | 8.3768 | 182.0000 | 281.7360 | 13.22219 | – |
| 2025 Dec 03 18:56 | 2025 Dec 02 04:01:04 | 99.6613 | 0.02304 | 8.3768 | 182.0000 | 281.7360 | 13.22219 | – |
| 2025 Dec 02 18:56 | 2025 Dec 02 04:01:04 | 99.6613 | 0.02304 | 8.3768 | 182.0000 | 281.7360 | 13.22219 | – |
| 2025 Nov 30 18:57 | 2025 Nov 25 06:28:38 | 99.6620 | 0.02304 | 7.9515 | 198.3840 | 281.7360 | 13.22219 | – |
| 2025 Nov 29 18:56 | 2025 Nov 25 06:28:38 | 99.6620 | 0.02304 | 7.9515 | 198.3840 | 281.7360 | 13.22219 | – |
| 2025 Nov 28 18:57 | 2025 Nov 25 06:28:38 | 99.6620 | 0.02304 | 7.9515 | 198.3840 | 281.7360 | 13.22219 | – |
| 2025 Nov 27 18:57 | 2025 Nov 25 06:28:38 | 99.6620 | 0.02304 | 7.9515 | 198.3840 | 281.7360 | 13.22219 | – |
| 2025 Nov 26 18:57 | 2025 Nov 25 06:28:38 | 99.6620 | 0.02304 | 7.9515 | 198.3840 | 281.7360 | 13.22219 | – |