Exoplanet

HAT-P-7 b

Orbiting HAT-P-7

Overview

HAT-P-7 b is an exoplanet orbiting the star HAT-P-7, discovered in 2008 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

16.93

Earth radii

015 R⊕

Mass

584.81

Earth masses

0500 M⊕

Orbital Period

2.2

days

0.1d10,000d

Distance

341.1

parsecs

Nearby10,000 pc

Radius (Earth radii)

16.93

Mass (Earth masses)

584.81

Measured

Equilibrium Temperature

Unknown

Parameter source: Stassun et al. 2017

Orbital Period

2.205+0.000−0.000days

Planet Mass (Earth masses)

584.81+168.45−168.45

Planet Mass (Jupiter masses)

1.8400+0.5300−0.5300

Eccentricity

0.0000

Radial Velocity Semi-Amplitude

211.80+2.60−2.60m/s

Distance from Earth

341.1 pc (~1112 ly)

Spectral Type

Unknown

Temperature

6389 K

Mass (Solar)

1.56 M☉

Radius (Solar)

2.00 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

3

Coordinates (RA, Dec)

292.2472°, 47.9695°

Discovery Method

Transit

Discovery Year

2008

Data Sources
NASA Exoplanet Archive

Source ID: HAT-P-7 b

System Context

HAT-P-7 b orbits HAT-P-7 and was reported in 2008 and was detected with the Transit method.

Published measurements list a radius of 16.93 Earth radii, a mass of 584.81 Earth masses, and an orbital period of 2.2 days.

Catalog data places the system at about 341.1 parsecs from Earth and 1 known planet in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open HAT-P-7