TEPCat: K2-212b


 

This page summarises the information held within TEPCat for the transiting planetary system K2-212b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2021AJ....162..136D  
Date of discovery paper 2021 / 8 / 19 y / m / d
Data/telescope used for discovery K2  
Right ascension 01 13 41.62 h m s
Declination +03 05 49.0 d m s
Right ascension (decimal) 18.42342 degrees
Declination (decimal) 3.09694 degrees
V-band apparent magnitude 13.10 mag
K-band apparent magnitude 9.86 mag
Transit duration 0.12
( 2.9 )
day
hour
Transit depth 0.13 %
Time of mid-transit   2457399.64109 ± 0.00039     HJD or BJD
Orbital period 9.795647 ± 0.000021 days
Reference for orbital ephemeris   2021AJ....162..136D  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4349 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.622 ± 0.020   Msun
Stellar radius 0.678 +0.052 −0.047 Rsun
Stellar logarithmic surface gravity 4.72 ± 0.10 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.07648 ± 0.00082  AU
Planetary mass Mjup
Mearth
Planetary radius 0.209 +0.012 −0.011
( 2.34 +0.13 −0.12 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2021AJ....162..136D  

 

K2-212b does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/04/19           John Southworth   (Keele University, UK)