Planet HAT-P-20 Ab

Detailed information about planet HAT-P-20 Ab and its parameters.

Planet

Name
HAT-P-20 Ab
Planet Status
Confirmed
Discovered in
2010
Publication
Status
—
Update
2024-07-31
Mass
Mass*sin(i)
—
Semi-Major Axis
Orbital Period
Eccentricity
Angular distance
0.000516 arcsec
ω
Tperi
—
Radius
Inclination
Detection Method
Primary Transit
Mass Meas. Method
—
Radius Meas. Method
—
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
TOI-5096.01
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

11 Dec 2010: The time of secondary eclipse is not measured but derived from the Keplerian orbit (Bakos et al. 2010).
31 Jul 2024.: See also Planets in Binaries webpage.

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Star

Name
HAT-P-20 A
Distance
Spectral type
K7V
Apparent magnitude V
11.34
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
—
Magnetic Field
—
RA2000
07:27:40.0
Dec2000
+24:20:11.0
Alternate Names
TOI-5096, POU 2795 A

Schlagenhauf et al. (2024) detect an M dwarf companion star 494 AUs away.

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