Exoplanet

TOI-1248 b

Orbiting TOI-1248

Overview

TOI-1248 b is an exoplanet orbiting the star TOI-1248, discovered in 2024 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

6.81

Earth radii

015 R⊕

Mass

27.40

Earth masses

0500 M⊕

Orbital Period

4.4

days

0.1d10,000d

Distance

168.7

parsecs

Nearby10,000 pc

Equilibrium Temp

952

K

150 K3,500 K

Radius (Earth radii)

6.81

Mass (Earth masses)

27.40

Measured

Equilibrium Temperature

952 K

Parameter source: Polanski et al. 2024

Orbital Period

4.360+0.000−0.000days

Semi-Major Axis

0.0510+0.0010−0.0010au

Planet Mass (Earth masses)

27.40+3.60−3.50

Planet Mass (Jupiter masses)

0.0862+0.0113−0.0110

Eccentricity

0.0000

Argument of Periastron

90.0deg

Radial Velocity Semi-Amplitude

11.50+1.40−1.40m/s

Distance from Earth

168.7 pc (~550 ly)

Spectral Type

Unknown

Temperature

5205 K

Mass (Solar)

0.90 M☉

Radius (Solar)

0.87 R☉

Luminosity

-0.30 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

259.0236°, 63.1056°

Discovery Method

Transit

Discovery Year

2024

Data Sources
NASA Exoplanet Archive

Source ID: TOI-1248 b

System Context

TOI-1248 b orbits TOI-1248 and was reported in 2024 and was detected with the Transit method.

Published measurements list a radius of 6.81 Earth radii, a mass of 27.4 Earth masses, an orbital period of 4.36 days, and an equilibrium temperature near 952 K.

Catalog data places the system at about 168.7 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-1248
TOI-1248 b