Planet HAT-P-7 Ab

Detailed information about planet HAT-P-7 Ab and its parameters.

Planet

Name
HAT-P-7 Ab
Planet Status
Confirmed
Discovered in
2008
Update
2024-08-05
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
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
Kepler-2 b, TOI-1265.01
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference
Al2O3
Modeling Detected 2019 - HELLING Ch.
CaTiO3
Modeling Detected 2019 - HELLING Ch.
TiO2
Modeling Detected 2019 - HELLING Ch.

19 Feb 2014 : The indicated planet equilibrium temperature is a mean of day and night temperatures calcultes by Van Eylen et al. (2013)
13 Aug. 2009: Narita et al. 2009 and Winn et al. 2009 find a retrograde orbit, based on the Rossiter-McLaughlin effect
13 Aug. 2009: Winn et al. 2009 find evidence of a second planet from RV trend. The mass is constrained by Mcsin i c = (0.121 ± 0.014) ac2 AU-2 MJup

Star

An M dwarf companion star lies 1286 AUs away (Ngo et al. 2015, Michel & Mugrauer 2024).

No link