Exoplanet

TOI-1268 b

Orbiting TOI-1268

Overview

TOI-1268 b is an exoplanet orbiting the star TOI-1268, discovered in 2022 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

9.10

Earth radii

015 R⊕

Mass

96.40

Earth masses

0500 M⊕

Orbital Period

8.2

days

0.1d10,000d

Distance

109.6

parsecs

Nearby10,000 pc

Equilibrium Temp

919

K

150 K3,500 K

Radius (Earth radii)

9.10

Mass (Earth masses)

96.40

Measured

Equilibrium Temperature

919 K

Parameter source: Šubjak et al. 2022

Orbital Period

8.158+0.000−0.000days

Semi-Major Axis

0.0711+0.0063−0.0058au

Planet Mass (Earth masses)

96.40+8.20−8.30

Planet Mass (Jupiter masses)

0.3033+0.0258−0.0261

Eccentricity

0.1050+0.0400−0.0390

Argument of Periastron

-40.6+20.7−19.5deg

Radial Velocity Semi-Amplitude

31.70+2.50−2.60m/s

Distance from Earth

109.6 pc (~357 ly)

Spectral Type

K1-K2

Temperature

5300 K

Mass (Solar)

0.96 M☉

Radius (Solar)

0.92 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

198.3886°, 62.3054°

Discovery Method

Transit

Discovery Year

2022

Data Sources
NASA Exoplanet Archive

Source ID: TOI-1268 b

System Context

TOI-1268 b orbits TOI-1268 and was reported in 2022 and was detected with the Transit method.

Published measurements list a radius of 9.1 Earth radii, a mass of 96.4 Earth masses, an orbital period of 8.16 days, and an equilibrium temperature near 919 K.

Catalog data places the system at about 109.6 parsecs from Earth, a host star classified as K1-K2, 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-1268