Exoplanet

TOI-1194 b

Orbiting TOI-1194

Overview

TOI-1194 b is an exoplanet orbiting the star TOI-1194, discovered in 2023 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

8.72

Earth radii

015 R⊕

Mass

120.00

Earth masses

0500 M⊕

Orbital Period

2.3

days

0.1d10,000d

Distance

149.7

parsecs

Nearby10,000 pc

Equilibrium Temp

1264

K

150 K3,500 K

Radius (Earth radii)

8.72

Mass (Earth masses)

120.00

Measured

Equilibrium Temperature

1264 K

Parameter source: Polanski et al. 2024

Orbital Period

2.311+0.000−0.000days

Semi-Major Axis

0.0340+0.0006−0.0006au

Planet Mass (Earth masses)

120.00+5.60−5.70

Planet Mass (Jupiter masses)

0.3776+0.0176−0.0179

Eccentricity

0.0000

Argument of Periastron

90.0deg

Radial Velocity Semi-Amplitude

58.40+1.60−1.60m/s

Distance from Earth

149.7 pc (~488 ly)

Spectral Type

Unknown

Temperature

5394 K

Mass (Solar)

0.98 M☉

Radius (Solar)

0.96 R☉

Luminosity

-0.15 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

167.8215°, 69.9648°

Discovery Method

Transit

Discovery Year

2023

Data Sources
NASA Exoplanet Archive

Source ID: TOI-1194 b

System Context

TOI-1194 b orbits TOI-1194 and was reported in 2023 and was detected with the Transit method.

Published measurements list a radius of 8.72 Earth radii, a mass of 120 Earth masses, an orbital period of 2.31 days, and an equilibrium temperature near 1,264 K.

Catalog data places the system at about 149.7 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 TOI-1194