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 | 21356 |
| 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 Apr 14 17:57 | 2026 Apr 13 06:00:11 | 99.7281 | 0.00935 | 1.6662 | 77.7571 | 77.9342 | 13.30774 | – |
| 2026 Apr 13 17:57 | 2026 Apr 13 06:00:11 | 99.7281 | 0.00935 | 1.6662 | 77.7571 | 77.9342 | 13.30774 | – |
| 2026 Apr 12 17:57 | 2026 Apr 08 12:25:52 | 99.7279 | 0.00934 | 1.3683 | 89.0005 | 77.9342 | 13.30774 | – |
| 2026 Apr 11 17:57 | 2026 Apr 08 12:25:52 | 99.7279 | 0.00934 | 1.3683 | 89.0005 | 77.9342 | 13.30774 | – |
| 2026 Apr 10 17:58 | 2026 Apr 08 12:25:52 | 99.7279 | 0.00934 | 1.3683 | 89.0005 | 77.9342 | 13.30774 | – |
| 2026 Apr 09 18:01 | 2026 Apr 08 12:25:52 | 99.7279 | 0.00934 | 1.3683 | 89.0005 | 77.9342 | 13.30774 | – |
| 2026 Apr 08 17:57 | 2026 Apr 08 12:25:52 | 99.7279 | 0.00934 | 1.3683 | 89.0005 | 77.9342 | 13.30774 | – |
| 2026 Apr 07 17:57 | 2026 Apr 02 06:32:32 | 99.7280 | 0.00933 | 0.9752 | 103.8567 | 77.9342 | 13.30774 | – |
| 2026 Apr 06 17:57 | 2026 Apr 02 06:32:32 | 99.7280 | 0.00933 | 0.9752 | 103.8567 | 77.9342 | 13.30774 | – |
| 2026 Apr 05 17:56 | 2026 Apr 02 06:32:32 | 99.7280 | 0.00933 | 0.9752 | 103.8567 | 77.9342 | 13.30774 | – |
| 2026 Apr 04 17:57 | 2026 Apr 02 06:32:32 | 99.7280 | 0.00933 | 0.9752 | 103.8567 | 77.9342 | 13.30774 | – |
| 2026 Apr 03 17:56 | 2026 Apr 02 06:32:32 | 99.7280 | 0.00933 | 0.9752 | 103.8567 | 77.9342 | 13.30774 | – |
| 2026 Apr 02 18:03 | 2026 Apr 02 06:32:32 | 99.7280 | 0.00933 | 0.9752 | 103.8567 | 77.9342 | 13.30774 | – |
| 2026 Mar 31 17:57 | 2026 Mar 26 06:44:24 | 99.7277 | 0.00930 | 0.5351 | 120.5289 | 77.9342 | 13.30774 | – |
| 2026 Mar 30 17:58 | 2026 Mar 26 06:44:24 | 99.7277 | 0.00930 | 0.5351 | 120.5289 | 77.9342 | 13.30774 | – |
| 2026 Mar 29 17:57 | 2026 Mar 26 06:44:24 | 99.7277 | 0.00930 | 0.5351 | 120.5289 | 77.9342 | 13.30774 | – |
| 2026 Mar 28 18:57 | 2026 Mar 26 06:44:24 | 99.7277 | 0.00930 | 0.5351 | 120.5289 | 77.9342 | 13.30774 | – |
| 2026 Mar 27 18:57 | 2026 Mar 26 06:44:24 | 99.7277 | 0.00930 | 0.5351 | 120.5289 | 77.9342 | 13.30774 | – |
| 2026 Mar 26 18:57 | 2026 Mar 26 06:44:24 | 99.7277 | 0.00930 | 0.5351 | 120.5289 | 77.9342 | 13.30774 | – |
| 2026 Mar 25 18:56 | 2026 Mar 20 13:44:34 | 99.7275 | 0.00929 | 0.1758 | 134.1652 | 77.9342 | 13.30774 | – |
| 2026 Mar 24 18:56 | 2026 Mar 20 13:44:34 | 99.7275 | 0.00929 | 0.1758 | 134.1652 | 77.9342 | 13.30774 | – |
| 2026 Mar 23 18:56 | 2026 Mar 20 13:44:34 | 99.7275 | 0.00929 | 0.1758 | 134.1652 | 77.9342 | 13.30774 | – |
| 2026 Mar 22 18:56 | 2026 Mar 20 13:44:34 | 99.7275 | 0.00929 | 0.1758 | 134.1652 | 77.9342 | 13.30774 | – |
| 2026 Mar 21 19:05 | 2026 Mar 20 13:44:34 | 99.7275 | 0.00929 | 0.1758 | 134.1652 | 77.9342 | 13.30774 | – |
| 2026 Mar 20 18:57 | 2026 Mar 20 13:44:34 | 99.7275 | 0.00929 | 0.1758 | 134.1652 | 77.9342 | 13.30774 | – |
| 2026 Mar 19 18:56 | 2026 Mar 15 12:52:45 | 99.7272 | 0.00927 | 23.8589 | 146.2445 | 77.9342 | 13.30774 | – |