Exoplanet

TOI-1451 b

Orbiting TOI-1451

Overview

TOI-1451 b is an exoplanet orbiting the star TOI-1451, discovered in 2024 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.61

Earth radii

015 R⊕

Mass

15.20

Earth masses

0500 M⊕

Orbital Period

16.5

days

0.1d10,000d

Distance

91.9

parsecs

Nearby10,000 pc

Equilibrium Temp

723

K

150 K3,500 K

Radius (Earth radii)

2.61

Mass (Earth masses)

15.20

Measured

Equilibrium Temperature

723 K

Parameter source: Polanski et al. 2024

Orbital Period

16.538+0.000−0.000days

Semi-Major Axis

0.1270+0.0030−0.0030au

Planet Mass (Earth masses)

15.20+2.80−2.80

Planet Mass (Jupiter masses)

0.0478+0.0088−0.0088

Eccentricity

0.0000

Argument of Periastron

90.0deg

Radial Velocity Semi-Amplitude

3.82+0.68−0.68m/s

Distance from Earth

91.9 pc (~300 ly)

Spectral Type

Unknown

Temperature

5801 K

Mass (Solar)

1.00 M☉

Radius (Solar)

1.02 R☉

Luminosity

0.02 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

186.5243°, 61.2589°

Discovery Method

Transit

Discovery Year

2024

Data Sources
NASA Exoplanet Archive

Source ID: TOI-1451 b

System Context

TOI-1451 b orbits TOI-1451 and was reported in 2024 and was detected with the Transit method.

Published measurements list a radius of 2.61 Earth radii, a mass of 15.2 Earth masses, an orbital period of 16.54 days, and an equilibrium temperature near 723 K.

Catalog data places the system at about 91.9 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-1451