Planet Exomoon WASP-39 b I

Detailed information about planet Exomoon WASP-39 b I and its parameters.

Planet

Name
Exomoon WASP-39 b I
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Surface gravity log(g/gH)
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

25 Sept 2025
The exomoon distance to the star is 1.5 RP and its orbital period < 15.3 hour (Oza et al. 2025)

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Star

Name
WASP-39
Distance
Spectral type
G8
Apparent magnitude V
12.11
Apparent magnitude I
Apparent magnitude J
Apparent magnitude H
Apparent magnitude K
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000
14:29:18.0
Dec2000
-03:26:40.0
Alternate Names

Alias 2MASS 14291840-0326403)

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