Exoplanet

HD 75784 b

Orbiting HD 75784

Overview

HD 75784 b is an exoplanet orbiting the star HD 75784, discovered in 2014 using the Radial Velocity method.

Key Measurements

Minimum Mass (M sin i)

317.83

Earth masses

0500 M⊕

Orbital Period

341.2

days

0.1d10,000d

Distance

85.4

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Minimum Mass, M sin(i) (Earth masses)

317.83

Radial-velocity minimum

Equilibrium Temperature

Unknown

Parameter source: Luhn et al. 2019

Orbital Period

341.200+1.1001.100days

Semi-Major Axis

1.0320+0.06600.0660au

M sin(i) (Earth masses)

317.83+44.5044.50

M sin(i) (Jupiter masses)

1.0000+0.14000.1400

Eccentricity

0.0970+0.06300.0630

Epoch of Periastron

2440041.00+67.0067.00days(JD)

Argument of Periastron

350.0+200.0200.0deg

Radial Velocity Semi-Amplitude

24.90+3.503.50m/s

Distance from Earth

85.4 pc (~279 ly)

Spectral Type

Unknown

Temperature

4867 K

Mass (Solar)

1.26 M☉

Radius (Solar)

3.40 R☉

Luminosity

Unknown

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

133.0992°, 13.2331°

Discovery Method

Radial Velocity

Discovery Year

2014

Data Sources

Source ID: HD 75784 b

System Context

HD 75784 b orbits HD 75784 and was reported in 2014 and was detected with the Radial Velocity method.

Published measurements list a minimum mass of 317.83 Earth masses (M sin i) and an orbital period of 341.2 days.

Catalog data places the system at about 85.4 parsecs from Earth and 2 known planets in the system.

Host star

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

Open HD 75784

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