TEPCat: CoRoT-4


 

This page summarises the information held within TEPCat for the transiting planetary system CoRoT-4. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2008A+A...488L..43A  
Date of discovery paper 2008 / 7 / 28 y / m / d
Data/telescope used for discovery CoRoT  
Right ascension 06 48 46.72 h m s
Declination −00 40 22.0 d m s
Right ascension (decimal) 102.19467 degrees
Declination (decimal) -0.67278 degrees
V-band apparent magnitude 14.0 mag
K-band apparent magnitude 12.29 mag
Transit duration 0.184
( 4.42 )
day
hour
Transit depth 1.3 %
Time of mid-transit   2454141.36498 ± 0.00098     HJD or BJD
Orbital period 9.2016281 ± 0.0000040 days
Reference for orbital ephemeris   2021FrASS...8..210K  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6190 ± 60 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.05 ± 0.07 dex
Stellar mass 1.194 +0.049 −0.050   Msun
Stellar radius 1.148 +0.092 −0.032 Rsun
Stellar logarithmic surface gravity 4.396 +0.024 −0.068 c.g.s.
Stellar mean density 0.790 +0.064 −0.161
( 1.115 +0.090 −0.227 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.09120 +0.00125 −0.00130  AU
Planetary mass 0.731 +0.071 −0.072
( 232 +22 −22 )
Mjup
Mearth
Planetary radius 1.160 +0.115 −0.040
( 13.00 + 1.29 − 0.45 )
Rjup
Rearth
Planetary surface gravity 13.5 +1.6 −2.6
3.13 +0.05 −0.09
m/s2
log(cgs)
Planetary mean density 0.438 +0.062 −0.116
( 0.581 +0.082 −0.154 )
ρjup
g cm-3
Planetary equilibrium temperature 1058 +42 −17 K
Reference of detailed study 2011MNRAS.417.2166S  

 

CoRoT-4 does not have an entry in the catalogue of orbital obliquity measurements.

 


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