Orbital elements of DELTA 1 R/B(1)
| Launched | 14 December 1977 |
| Flight ended | – |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 10517 |
| 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 Feb 05 18:58 | 2026 Feb 02 07:19:25 | 28.6616 | 0.08147 | 0.5686 | 186.0058 | 173.0180 | 13.47263 | 4.743 |
| 2026 Feb 04 18:57 | 2026 Feb 02 07:19:25 | 28.6616 | 0.08147 | 0.5686 | 186.0058 | 173.0180 | 13.47263 | 4.743 |
| 2026 Feb 03 18:56 | 2026 Feb 02 07:19:25 | 28.6616 | 0.08147 | 0.5686 | 186.0058 | 173.0180 | 13.47263 | 4.743 |
| 2026 Feb 02 18:56 | 2026 Feb 02 07:19:25 | 28.6616 | 0.08147 | 0.5686 | 186.0058 | 173.0180 | 13.47263 | 4.743 |
| 2026 Feb 01 18:56 | 2026 Jan 27 00:12:16 | 28.6585 | 0.08148 | 2.7223 | 133.5738 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 31 18:56 | 2026 Jan 27 00:12:16 | 28.6585 | 0.08148 | 2.7223 | 133.5738 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 30 18:57 | 2026 Jan 27 00:12:16 | 28.6585 | 0.08148 | 2.7223 | 133.5738 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 29 18:56 | 2026 Jan 27 00:12:16 | 28.6585 | 0.08148 | 2.7223 | 133.5738 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 28 18:56 | 2026 Jan 27 00:12:16 | 28.6585 | 0.08148 | 2.7223 | 133.5738 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 27 18:56 | 2026 Jan 22 09:57:27 | 28.6574 | 0.08149 | 4.2936 | 95.3282 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 26 18:57 | 2026 Jan 22 09:57:27 | 28.6574 | 0.08149 | 4.2936 | 95.3282 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 25 18:57 | 2026 Jan 22 09:57:27 | 28.6574 | 0.08149 | 4.2936 | 95.3282 | 173.0180 | 13.47263 | 4.743 |
| 2026 Jan 24 18:58 | 2026 Jan 22 09:57:27 | 28.6574 | 0.08149 | 4.2936 | 95.3282 | 173.0180 | 13.47263 | 4.743 |