TEPCat: K2-93b


 

This page summarises the information held within TEPCat for the transiting planetary system K2-93b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016ApJ...827L..10V  
Date of discovery paper 2016 / 6 / 29 y / m / d
Data/telescope used for discovery K2  
Right ascension 08 26 27.85 h m s
Declination +10 04 49.4 d m s
Right ascension (decimal) 126.61604 degrees
Declination (decimal) 10.08039 degrees
V-band apparent magnitude 8.93 mag
K-band apparent magnitude 7.72 mag
Transit duration 0.2099
( 5.038 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2457152.283 ± 0.002     HJD or BJD
Orbital period 15.571893 ± 0.000061 days
Reference for orbital ephemeris   2025A+A...702A.211L  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6371 ± 65 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.046 ± 0.044 dex
Stellar mass 1.245 +0.037 −0.043   Msun
Stellar radius 1.306 ± 0.010 Rsun
Stellar logarithmic surface gravity 4.32 ± 0.02 c.g.s.
Stellar mean density 0.557 ± 0.016
( 0.786 ± 0.023 )
ρsun
g cm-3
Orbital eccentricity 0.0213 +0.0022 −0.0099  
Orbital semimajor axis   0.1303 ± 0.0013  AU
Planetary mass 0.0285 +0.0044 −0.0016
( 9.06 +1.40 −0.51 )
Mjup
Mearth
Planetary radius 0.2158 ± 0.0024
( 2.419 ± 0.027 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.64 ± 0.21
( 2.18 ± 0.28 )
ρjup
g cm-3
Planetary equilibrium temperature 971 ± 11 K
Reference of detailed study 2025A+A...702A.211L  

 

K2-93b does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2026/01/29           John Southworth   (Keele University, UK)