TEPCat: LP 714-47


 

This page summarises the information held within TEPCat for the transiting planetary system LP 714-47. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2011.01716  
Date of discovery paper 2020 / 11 / 4 y / m / d
Right ascension 04 16 45.65 h m s
Declination −12 05 05.5 d m s
V-band apparent magnitude 12.49 mag
K-band apparent magnitude 8.63 mag
Transit duration 0.05
( 1.2 )
day
hour
Transit depth 0.6 %
Time of mid-transit   2458438.38421 ± 0.00025     HJD or BJD
Orbital period 4.052037 ± 0.000004 days
Reference for orbital ephemeris   arXiv:2011.01716  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3950 ± 51 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.41 ± 0.16 dex
Stellar mass 0.59 ± 0.02   Msun
Stellar radius 0.584 ± 0.016 Rsun
Stellar logarithmic surface gravity 4.64 ± 0.04 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.04 ± 0.02  
Orbital semimajor axis   0.0417 ± 0.0005  AU
Planetary mass 0.097 ± 0.005
( 30.8 ± 1.6 )
Mjup
Mearth
Planetary radius 0.428 ± 0.027
( 4.80 ± 0.30 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.3 ± 0.2
( 1.72 ± 0.27 )
ρjup
g cm-3
Planetary equilibrium temperature 700 +19 −24 K
Reference of detailed study arXiv:2011.01716  

 

LP 714-47 does not have an entry in the catalogue of orbital obliquity measurements.

 

LP 714-47 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)