Exoplanet

Lupus-TR-3 b

Orbiting Lupus-TR-3

Overview

Lupus-TR-3 b is an exoplanet orbiting the star Lupus-TR-3, discovered in 2007 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

9.98

Earth radii

015 R⊕

Mass

257.43

Earth masses

0500 M⊕

Orbital Period

3.9

days

0.1d10,000d

Distance

773.4

parsecs

Nearby10,000 pc

Radius (Earth radii)

9.98

Mass (Earth masses)

257.43

Measured

Equilibrium Temperature

Unknown

Parameter source: Weldrake et al. 2008

Orbital Period

3.914+0.000−0.000days

Semi-Major Axis

0.0464+0.0007−0.0007au

Planet Mass (Earth masses)

257.43+57.21−57.21

Planet Mass (Jupiter masses)

0.8100+0.1800−0.1800

Eccentricity

0.0000

Distance from Earth

773.4 pc (~2523 ly)

Spectral Type

Unknown

Temperature

5000 K

Mass (Solar)

0.87 M☉

Radius (Solar)

0.82 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

232.5775°, -42.9799°

Discovery Method

Transit

Discovery Year

2007

Data Sources
NASA Exoplanet Archive

Source ID: Lupus-TR-3 b

System Context

Lupus-TR-3 b orbits Lupus-TR-3 and was reported in 2007 and was detected with the Transit method.

Published measurements list a radius of 9.98 Earth radii, a mass of 257.43 Earth masses, and an orbital period of 3.91 days.

Catalog data places the system at about 773.4 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 Lupus-TR-3