Exoplanet

TOI-784 b

Orbiting HD 307842

Overview

TOI-784 b is an exoplanet orbiting the star HD 307842, discovered in 2023 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

1.93

Earth radii

015 R⊕

Mass

9.67

Earth masses

0500 M⊕

Orbital Period

2.8

days

0.1d10,000d

Distance

64.6

parsecs

Nearby10,000 pc

Radius (Earth radii)

1.93

Mass (Earth masses)

9.67

Measured

Equilibrium Temperature

Unknown

Parameter source: Hua et al. 2023

Orbital Period

2.797+0.000−0.000days

Semi-Major Axis

0.0380+0.0010−0.0010au

Planet Mass (Earth masses)

9.67+0.83−0.82

Planet Mass (Jupiter masses)

0.0304+0.0026−0.0026

Eccentricity

0.0000

Argument of Periastron

90.0deg

Radial Velocity Semi-Amplitude

4.67+0.20−0.19m/s

Distance from Earth

64.6 pc (~211 ly)

Spectral Type

G

Temperature

5558 K

Mass (Solar)

0.91 M☉

Radius (Solar)

0.91 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

159.3412°, -63.6557°

Discovery Method

Transit

Discovery Year

2023

Data Sources
NASA Exoplanet Archive

Source ID: TOI-784 b

System Context

TOI-784 b orbits HD 307842 and was reported in 2023 and was detected with the Transit method.

Published measurements list a radius of 1.93 Earth radii, a mass of 9.67 Earth masses, and an orbital period of 2.8 days.

Catalog data places the system at about 64.6 parsecs from Earth, a host star classified as G, 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 HD 307842