Exoplanet

TrES-4 b

Orbiting TrES-4

Overview

TrES-4 b is an exoplanet orbiting the star TrES-4, discovered in 2007 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

18.05

Earth radii

015 R⊕

Mass

247.91

Earth masses

0500 M⊕

Orbital Period

3.6

days

0.1d10,000d

Distance

516.0

parsecs

Nearby10,000 pc

Radius (Earth radii)

18.05

Mass (Earth masses)

247.91

Measured

Equilibrium Temperature

Unknown

Parameter source: Stassun et al. 2017

Orbital Period

3.554+0.000−0.000days

Planet Mass (Earth masses)

247.91+60.39−60.39

Planet Mass (Jupiter masses)

0.7800+0.1900−0.1900

Eccentricity

0.0000

Radial Velocity Semi-Amplitude

97.40+7.20−7.20m/s

Distance from Earth

516.0 pc (~1683 ly)

Spectral Type

Unknown

Temperature

6200 K

Mass (Solar)

1.08 M☉

Radius (Solar)

1.66 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

2

Coordinates (RA, Dec)

268.3043°, 37.2117°

Discovery Method

Transit

Discovery Year

2007

Data Sources
NASA Exoplanet Archive

Source ID: TrES-4 b

System Context

TrES-4 b orbits TrES-4 and was reported in 2007 and was detected with the Transit method.

Published measurements list a radius of 18.05 Earth radii, a mass of 247.91 Earth masses, and an orbital period of 3.55 days.

Catalog data places the system at about 516 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 TrES-4