Planet HD 11231 b
| Name | HD 11231 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2019 | ||
| Mass | — | ||
| Mass*sin(i) | 0.434 ( -0.047 +0.041 ) MJ |  |
|
| Semi-Major Axis | 0.0664 (± 0.005) AU | |
|
| Orbital Period | 5.2049 (± 0.002) day | |
|
| Eccentricity | 0.083 ( -0.083 +0.0 ) | |
|
| ω | — | ||
| Tperi | 2457286.78871 JD | |
|
| Radius | — | ||
| Inclination | — | ||
| Update | 2019-12-26 | ||
| Detection Method | Radial Velocity | ||
| Mass Detection Method | Spectrum | ||
| Radius Detection Method | — | ||
| Primary transit | — | ||
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | — | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | 39.99 (± 4.2) m/s | |
|
| Calculated temperature | — | ||
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | DMPP-2 b |
Star
HD 11231| Name | HD 11231 | ||
| Distance | 134.0 (± 4.0) pc | |
|
| Spectral type | F5V | ||
| Apparent magnitude V | 8.6 | ||
| Mass | 1.44 (± 0.03) MSun | |
|
| Age | 2.0 (± 0.3) Gyr | |
|
| Effective temperature | 6500.0 (± 100.0) K | |
|
| Radius | 1.78 (± 0.09) RSun | |
|
| Metallicity [Fe/H] | — | ||
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 01:49:38.0 | ||
| Dec2000 | -34:27:33 | ||
| Alternate Names | |||
| Planetary system | 1 planet |
Related publications
Dispersed Matter Planet Project Discoveries of Ablating Planets Orbiting Nearby Bright Stars
2019
HASWELL C., STAAB D., BARNES J., ANGLADA-ESCUDE G., FOSSATI L. et al.
Nature Astronomy, in press
paper arxiv
