Exoplanet

7 CMa b

Orbiting 7 CMa

Overview

7 CMa b is an exoplanet orbiting the star 7 CMa, discovered in 2011 using the Radial Velocity method.

Key Measurements

Mass

587.99

Earth masses

0500 M⊕

Orbital Period

735.1

days

0.1d10,000d

Distance

19.8

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Mass (Earth masses)

587.99

Measured

Equilibrium Temperature

Unknown

Parameter source: Luque et al. 2019

Orbital Period

735.100+14.8001.000days

Semi-Major Axis

1.7580+0.02400.0010au

M sin(i) / sin(i) (Earth masses)

587.99+19.0719.07

M sin(i) / sin(i) (Jupiter masses)

1.8500+0.06000.0600

Eccentricity

0.0600+0.03000.0300

Argument of Periastron

165.3+5.170.8deg

Radial Velocity Semi-Amplitude

34.30+1.200.90m/s

Distance from Earth

19.8 pc (~65 ly)

Spectral Type

Unknown

Temperature

4826 K

Mass (Solar)

1.34 M☉

Radius (Solar)

4.87 R☉

Luminosity

1.06 log L☉

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

99.1713°, -19.2562°

Discovery Method

Radial Velocity

Discovery Year

2011

Data Sources

Source ID: 7 CMa b

System Context

7 CMa b orbits 7 CMa and was reported in 2011 and was detected with the Radial Velocity method.

Published measurements list a calculated mass of 587.99 Earth masses (M sin(i) / sin(i)) and an orbital period of 735.1 days.

Catalog data places the system at about 19.8 parsecs from Earth and 2 known planets in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open 7 CMa

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