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 | 21271 |
| 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 22 18:56 | 2026 Jan 22 01:55:19 | 99.5768 | 0.02423 | 4.5148 | 288.9128 | 96.2244 | 13.02499 | – |
| 2026 Jan 21 18:56 | 2026 Jan 16 02:07:38 | 99.5789 | 0.02423 | 4.1611 | 302.7109 | 96.2244 | 13.02499 | – |
| 2026 Jan 20 19:06 | 2026 Jan 16 02:07:38 | 99.5789 | 0.02423 | 4.1611 | 302.7109 | 96.2244 | 13.02499 | – |
| 2026 Jan 19 18:57 | 2026 Jan 16 02:07:38 | 99.5789 | 0.02423 | 4.1611 | 302.7109 | 96.2244 | 13.02499 | – |
| 2026 Jan 18 18:57 | 2026 Jan 16 02:07:38 | 99.5789 | 0.02423 | 4.1611 | 302.7109 | 96.2244 | 13.02499 | – |
| 2026 Jan 17 18:56 | 2026 Jan 16 02:07:38 | 99.5789 | 0.02423 | 4.1611 | 302.7109 | 96.2244 | 13.02499 | – |
| 2026 Jan 16 18:57 | 2026 Jan 16 02:07:38 | 99.5789 | 0.02423 | 4.1611 | 302.7109 | 96.2244 | 13.02499 | – |
| 2026 Jan 15 18:56 | 2026 Jan 11 14:01:48 | 99.5804 | 0.02420 | 3.8953 | 313.0943 | 96.2244 | 13.02499 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 14:01:48 | 99.5804 | 0.02420 | 3.8953 | 313.0943 | 96.2244 | 13.02499 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 14:01:48 | 99.5804 | 0.02420 | 3.8953 | 313.0943 | 96.2244 | 13.02499 | – |
| 2026 Jan 10 18:57 | 2026 Jan 05 02:40:07 | 99.5818 | 0.02417 | 3.5131 | 328.0612 | 96.2244 | 13.02499 | – |
| 2026 Jan 09 18:57 | 2026 Jan 05 02:40:07 | 99.5818 | 0.02417 | 3.5131 | 328.0612 | 96.2244 | 13.02499 | – |
| 2026 Jan 08 18:56 | 2026 Jan 05 02:40:07 | 99.5818 | 0.02417 | 3.5131 | 328.0612 | 96.2244 | 13.02499 | – |
| 2026 Jan 07 18:57 | 2026 Jan 05 02:40:07 | 99.5818 | 0.02417 | 3.5131 | 328.0612 | 96.2244 | 13.02499 | – |
| 2026 Jan 06 18:56 | 2026 Jan 05 02:40:07 | 99.5818 | 0.02417 | 3.5131 | 328.0612 | 96.2244 | 13.02499 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 01:02:15 | 99.5826 | 0.02416 | 3.2139 | 339.7552 | 96.2244 | 13.02499 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 01:02:15 | 99.5826 | 0.02416 | 3.2139 | 339.7552 | 96.2244 | 13.02499 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 01:02:15 | 99.5826 | 0.02416 | 3.2139 | 339.7552 | 96.2244 | 13.02499 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 01:02:15 | 99.5826 | 0.02416 | 3.2139 | 339.7552 | 96.2244 | 13.02499 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 01:02:15 | 99.5826 | 0.02416 | 3.2139 | 339.7552 | 96.2244 | 13.02499 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 01:10:53 | 99.5808 | 0.02416 | 2.9189 | 351.3058 | 96.2244 | 13.02499 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 01:10:53 | 99.5808 | 0.02416 | 2.9189 | 351.3058 | 96.2244 | 13.02499 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 01:10:53 | 99.5808 | 0.02416 | 2.9189 | 351.3058 | 96.2244 | 13.02499 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 01:10:53 | 99.5808 | 0.02416 | 2.9189 | 351.3058 | 96.2244 | 13.02499 | – |