ExoAtmospheres
IAC community database for exoplanet atmospheric observations

 

LP 791-18 c

Planet status Confirmed
Planet type Temperate Sub-Neptune
Period 4.989963 d
Mass 0.0223 MJ 7.08694 M⊕
Radius 0.2061 RJ 2.30832 R⊕
Semi major axis 0.029392 AU
Star name LP 791-18
Star distance 26.493 pc
Star teff 2960 K
Star radius 0.17 R☉
Temperature (calculated) 370 K
V 16.9 mag
J 11.559 mag
K 10.644 mag
Alternate names TOI-736.01
Exoplanet Encyclopaedia

Molecules

He: Upper limit

G-B: High resolution IR

A search for helium in the atmospheres of three sub-Neptunes and a super-Earth around M-dwarfs

2026, Kawauchi, Kiyoe, Narita, Norio et al.

CH4: Detection CO2: Upper limit Rayleigh Scattering: Detection Molecular ratios: C/O, etc...: Detection

JWST-NIRSpec

Diversity in the haziness and chemistry of temperate sub-Neptunes

2025, Pierre-Alexis Roy, Björn Benneke et al.