TEPCat: LHS 1815


 

This page summarises the information held within TEPCat for the transiting planetary system LHS 1815. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2003.04525  
Date of discovery paper 2020 / 3 / 11 y / m / d
Right ascension 06 04 20.36 h m s
Declination −55 18 46.8 d m s
V-band apparent magnitude 12.17 mag
K-band apparent magnitude 7.99 mag
Transit duration 0.059
( 1.42 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2458327.4161 ± 0.0016     HJD or BJD
Orbital period 3.81433 ± 0.00003 days
Reference for orbital ephemeris   arXiv:2003.04525  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3643 ± 142 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.12 ± 0.09 dex
Stellar mass 0.502 ± 0.015   Msun
Stellar radius 0.501 ± 0.030 Rsun
Stellar logarithmic surface gravity 4.77 ± 0.03 c.g.s.
Stellar mean density 4.0 ± 1.9
( 5.6 ± 2.7 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0404 ± 0.0094  AU
Planetary mass 0.013 ± 0.005
( 4.1 ± 1.6 )
Mjup
Mearth
Planetary radius 0.0971 ± 0.0057
( 1.088 ± 0.064 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 617 ± 84 K
Reference of detailed study arXiv:2003.04525  

 

LHS 1815 does not have an entry in the catalogue of orbital obliquity measurements.

 

LHS 1815 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)