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 | 21283 |
| 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 15 18:56 | 2026 Jan 11 14:19:53 | 99.7894 | 0.02427 | 8.1129 | 256.7840 | 112.8987 | 12.97936 | – |
| 2026 Jan 13 18:56 | 2026 Jan 11 14:19:53 | 99.7894 | 0.02427 | 8.1129 | 256.7840 | 112.8987 | 12.97936 | – |
| 2026 Jan 11 18:57 | 2026 Jan 11 14:19:53 | 99.7894 | 0.02427 | 8.1129 | 256.7840 | 112.8987 | 12.97936 | – |
| 2026 Jan 10 18:57 | 2026 Jan 06 06:55:10 | 99.7892 | 0.02425 | 7.7953 | 268.8036 | 112.8987 | 12.97936 | – |
| 2026 Jan 09 18:57 | 2026 Jan 06 06:55:10 | 99.7892 | 0.02425 | 7.7953 | 268.8036 | 112.8987 | 12.97936 | – |
| 2026 Jan 08 18:56 | 2026 Jan 06 06:55:10 | 99.7892 | 0.02425 | 7.7953 | 268.8036 | 112.8987 | 12.97936 | – |
| 2026 Jan 07 18:57 | 2026 Jan 06 06:55:10 | 99.7892 | 0.02425 | 7.7953 | 268.8036 | 112.8987 | 12.97936 | – |
| 2026 Jan 06 18:56 | 2026 Jan 06 06:55:10 | 99.7892 | 0.02425 | 7.7953 | 268.8036 | 112.8987 | 12.97936 | – |
| 2026 Jan 05 18:57 | 2025 Dec 31 06:24:20 | 99.7900 | 0.02422 | 7.4349 | 282.4384 | 112.8987 | 12.97936 | – |
| 2026 Jan 04 18:56 | 2025 Dec 31 06:24:20 | 99.7900 | 0.02422 | 7.4349 | 282.4384 | 112.8987 | 12.97936 | – |
| 2026 Jan 03 18:57 | 2025 Dec 31 06:24:20 | 99.7900 | 0.02422 | 7.4349 | 282.4384 | 112.8987 | 12.97936 | – |
| 2026 Jan 01 18:56 | 2025 Dec 31 06:24:20 | 99.7900 | 0.02422 | 7.4349 | 282.4384 | 112.8987 | 12.97936 | – |
| 2025 Dec 31 18:57 | 2025 Dec 31 06:24:20 | 99.7900 | 0.02422 | 7.4349 | 282.4384 | 112.8987 | 12.97936 | – |
| 2025 Dec 30 18:56 | 2025 Dec 26 13:31:42 | 99.7907 | 0.02420 | 7.1535 | 293.0934 | 112.8987 | 12.97936 | – |
| 2025 Dec 29 18:56 | 2025 Dec 26 13:31:42 | 99.7907 | 0.02420 | 7.1535 | 293.0934 | 112.8987 | 12.97936 | – |
| 2025 Dec 28 18:57 | 2025 Dec 26 13:31:42 | 99.7907 | 0.02420 | 7.1535 | 293.0934 | 112.8987 | 12.97936 | – |
| 2025 Dec 27 18:57 | 2025 Dec 26 13:31:42 | 99.7907 | 0.02420 | 7.1535 | 293.0934 | 112.8987 | 12.97936 | – |
| 2025 Dec 26 18:56 | 2025 Dec 26 13:31:42 | 99.7907 | 0.02420 | 7.1535 | 293.0934 | 112.8987 | 12.97936 | – |
| 2025 Dec 25 18:57 | 2025 Dec 20 06:03:42 | 99.7916 | 0.02420 | 6.7758 | 307.3886 | 112.8987 | 12.97936 | – |
| 2025 Dec 24 18:56 | 2025 Dec 20 06:03:42 | 99.7916 | 0.02420 | 6.7758 | 307.3886 | 112.8987 | 12.97936 | – |
| 2025 Dec 23 18:56 | 2025 Dec 20 06:03:42 | 99.7916 | 0.02420 | 6.7758 | 307.3886 | 112.8987 | 12.97936 | – |
| 2025 Dec 22 18:57 | 2025 Dec 20 06:03:42 | 99.7916 | 0.02420 | 6.7758 | 307.3886 | 112.8987 | 12.97936 | – |
| 2025 Dec 21 18:57 | 2025 Dec 20 06:03:42 | 99.7916 | 0.02420 | 6.7758 | 307.3886 | 112.8987 | 12.97936 | – |
| 2025 Dec 20 18:57 | 2025 Dec 20 06:03:42 | 99.7916 | 0.02420 | 6.7758 | 307.3886 | 112.8987 | 12.97936 | – |
| 2025 Dec 19 18:57 | 2025 Dec 12 07:33:02 | 99.7912 | 0.02422 | 6.3008 | 325.3660 | 112.8987 | 12.97936 | – |