TEPCat: K2-70


 

This page summarises the information held within TEPCat for the transiting system K2-70. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016ApJS..226....7C  
Date of discovery paper 2016 / 7 / 19 y / m / d
Right ascension 22 33 54.19 h m s
Declination −10 05 05.8 d m s
V-band apparent magnitude 12.99 mag
K-band apparent magnitude 10.85 mag
Transit duration 0.147
( 3.53 )
day
hour
Transit depth 0.08 %
Time of mid-transit   2456984.44350 ± 0.00210     HJD or BJD
Orbital period 13.978960 ± 0.000950 days
Reference for orbital ephemeris   2016ApJS..226....7C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5622 ± 268 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.940 ± 0.100   Msun
Stellar radius 0.930 ± 0.140 Rsun
Stellar logarithmic surface gravity 4.478 ± 0.096 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.111 ± 0.004  AU
Planetary mass Mjup
Mearth
Planetary radius 0.258 ± 0.042
( 2.89 ± 0.47 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2016ApJS..226....7C  

 

K2-70 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-70 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/15           John Southworth   (Keele University, UK)