Planet HD 20794 d
| Name | HD 20794 d | ||
| Discovered in | 2011 | ||
| Mass | 0.015 (± 0.0019) MJ | ||
| Mass*sin(i) | 0.015 (± 0.0019) MJ |  |
|
| Semi-Major Axis | 0.3499 (± 0.0059) AU | |
|
| Orbital Period | 90.309 JD | |
|
| Eccentricity | 0.0 | ||
| ω | — | ||
| Tperi | — | ||
| Radius | — | ||
| Inclination | — | ||
| Update | 2012-08-03 | ||
| Detection Method | Radial Velocity | ||
| Mass Detection Method | — | ||
| Radius Detection Method | — | ||
| Molecules | |||
| Primary transit | — | ||
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | — | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | — | ||
| Calculated temperature | — | ||
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | — |
Star
HD 20794| Name | HD 20794 | ||
| Distance | 6.06 pc | |
|
| Spectral type | G8V | ||
| Apparent magnitude V | 4.26 | ||
| Mass | 0.85 (± 0.04) MSun | |
|
| Age | 14.0 ( -5.0 +6.0 ) Gyr | |
|
| Effective temperature | 5490.0 (± 70.0) K | |
|
| Radius | 0.9 (± 0.03) RSun | |
|
| Metallicity [Fe/H] | -0.38 (± 0.06) | |
|
| Detected Disc | IR Excess | |
|
| Magnetic Field | — | ||
| RA2000 | 03:19:56.0 | ||
| Dec2000 | -43:04:11 | ||
| Alternate Names | |||
| Planetary system | 3 planets |
More data
- Simbad
- Most recent references (ADS)
Related publications
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The Exoplanet Handbook
2011
Michael Perryman
Content
Content and Chapter 5
