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 | 21565 |
| 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 |
| 2026 Jan 07 18:57 | 2026 Jan 06 03:40:03 | 99.8207 | 0.03645 | 10.4873 | 320.4766 | 216.8738 | 12.81564 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 03:40:03 | 99.8207 | 0.03645 | 10.4873 | 320.4766 | 216.8738 | 12.81564 | – |
| 2026 Jan 05 18:57 | 2025 Dec 30 09:56:27 | 99.8215 | 0.03635 | 10.0940 | 335.3475 | 216.8738 | 12.81564 | – |
| 2026 Jan 04 18:56 | 2025 Dec 30 09:56:27 | 99.8215 | 0.03635 | 10.0940 | 335.3475 | 216.8738 | 12.81564 | – |
| 2026 Jan 03 18:57 | 2025 Dec 30 09:56:27 | 99.8215 | 0.03635 | 10.0940 | 335.3475 | 216.8738 | 12.81564 | – |
| 2026 Jan 01 18:56 | 2025 Dec 30 09:56:27 | 99.8215 | 0.03635 | 10.0940 | 335.3475 | 216.8738 | 12.81564 | – |
| 2025 Dec 31 18:57 | 2025 Dec 30 09:56:27 | 99.8215 | 0.03635 | 10.0940 | 335.3475 | 216.8738 | 12.81564 | – |
| 2025 Dec 30 18:56 | 2025 Dec 24 23:05:19 | 99.8220 | 0.03628 | 9.7757 | 347.4039 | 216.8738 | 12.81564 | – |
| 2025 Dec 29 18:56 | 2025 Dec 24 23:05:19 | 99.8220 | 0.03628 | 9.7757 | 347.4039 | 216.8738 | 12.81564 | – |
| 2025 Dec 28 18:57 | 2025 Dec 24 23:05:19 | 99.8220 | 0.03628 | 9.7757 | 347.4039 | 216.8738 | 12.81564 | – |
| 2025 Dec 27 18:57 | 2025 Dec 24 23:05:19 | 99.8220 | 0.03628 | 9.7757 | 347.4039 | 216.8738 | 12.81564 | – |
| 2025 Dec 26 18:56 | 2025 Dec 24 23:05:19 | 99.8220 | 0.03628 | 9.7757 | 347.4039 | 216.8738 | 12.81564 | – |
| 2025 Dec 25 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 216.8738 | 12.81564 | – |
| 2025 Dec 24 18:56 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 216.8738 | 12.81564 | – |
| 2025 Dec 23 18:56 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 216.8738 | 12.81564 | – |
| 2025 Dec 22 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 216.8738 | 12.81564 | – |
| 2025 Dec 21 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 216.8738 | 12.81564 | – |
| 2025 Dec 20 18:57 | 2025 Dec 18 09:21:17 | 99.8231 | 0.03621 | 9.3922 | 1.9580 | 216.8738 | 12.81564 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 18 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 17 18:58 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 16 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 15 18:58 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 14 18:56 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 13 18:56 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 12 18:57 | 2025 Dec 12 00:01:51 | 99.8235 | 0.03616 | 9.0193 | 16.1265 | 216.8738 | 12.81564 | – |
| 2025 Dec 11 18:56 | 2025 Dec 07 00:06:59 | 99.8242 | 0.03614 | 8.7278 | 27.2220 | 216.8738 | 12.81564 | – |