From the Extrasolar Planets Encyclopaedia : http://exoplanet.eu

Star : HAT-P-20

THE STAR

- Basic data :			- More data :    - Basic data (from Simbad) - Most recent ref (from ADS)
	Name HAT-P-20 Distance 70 (± 3) pc  ref. Spectral Type K7     Apparent Magnitude V 11.34     Mass 0.756 (± 0.028) Msun  ref. Age 6.7 (−3.8+5.7) Gyr  ref. Effective Temperature 4595 (± 80) K  ref. Radius 0.694 (± 0.21) Rsun  ref. Metallicity [Fe/H] 0.35 (± 0.08)    ref. Right Asc. Coord. 07 27 40    Decl. Coord. +24 20 11

PLANET

- Basic data :
	Name HAT-P-20 b Discovered in 2010     Mass 7.246 (± 0.187) MJ  ref. Semi major axis 0.0361 (± 0.0005) AU  ref. Orbital period 2.875317 (± 4e-06) days  ref. Eccentricity 0.015 (± 0.0005)    ref. ω 317 (± 130) deg.  ref. Radius 0.867 (± 0.033) RJ  ref. Ttransit 2455080.92661 (± 0.00021)    ref. Tsec-transit 2455082.385 (± 0.007)    ref. Inclination 86.8 (± 0.2) deg.  ref. Update 11/12/10

- Molecules detected :
	Name HAT-P-20 b Molecules None

- HAT-P-20 Remarks :
	11 Dec 2010: The time of secondary eclipse is not measured but derived from the Keplerian orbit (Bakos et al. 2010)

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