TEPCat: K2-105


 

This page summarises the information held within TEPCat for the transiting planetary system K2-105. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017PASJ...69...29N  
Date of discovery paper 2017 / 1 / 6 y / m / d
Data/telescope used for discovery K2  
Right ascension 08 21 40.87 h m s
Declination +13 29 51.1 d m s
Right ascension (decimal) 125.42029 degrees
Declination (decimal) 13.49753 degrees
V-band apparent magnitude 11.75 mag
K-band apparent magnitude 10.09 mag
Transit duration 0.1443
( 3.463 )
day
hour
Transit depth 0.15 %
Time of mid-transit   2457147.9911 ± 0.0012     HJD or BJD
Orbital period 8.266902 ± 0.000070 days
Reference for orbital ephemeris   2017PASJ...69...29N  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5430 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.26 ± 0.05 dex
Stellar mass 1.01 ± 0.07   Msun
Stellar radius 0.95 +0.11 −0.10 Rsun
Stellar logarithmic surface gravity 4.477 ± 0.085 c.g.s.
Stellar mean density 1.19 +0.44 −0.32
( 1.68 +0.62 −0.45 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass 0.0 +0.28 −0.0
( 0 +89 −0 )
Mjup
Mearth
Planetary radius 0.369 +0.039 −0.034
( 4.14 +0.44 −0.38 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2017PASJ...69...29N  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Bourrier et al. (2023)   −81   + 50   - 47  

 

 


Page generated on 2025/02/12           John Southworth   (Keele University, UK)