TEPCat: CoRoT-3


 

This page summarises the information held within TEPCat for the transiting brown dwarf system CoRoT-3. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2008A+A...491..889D  
Date of discovery paper 2008 / 10 / 6 y / m / d
Data/telescope used for discovery CoRoT  
Right ascension 19 28 13.27 h m s
Declination +00 07 18.6 d m s
Right ascension (decimal) 292.05529 degrees
Declination (decimal) 0.12183 degrees
V-band apparent magnitude 13.29 mag
K-band apparent magnitude 11.62 mag
Transit duration 0.153
( 3.67 )
day
hour
Transit depth 0.25 %
Time of mid-transit   2454283.13388 ± 0.00024     HJD or BJD
Orbital period 4.2567994 ± 0.0000035 days
Reference for orbital ephemeris   2009A+A...506..377T  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6558 ± 44 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.14 ± 0.04 dex
Stellar mass 1.44 ± 0.09   Msun
Stellar radius 1.66 ± 0.08 Rsun
Stellar logarithmic surface gravity 4.191 ± 0.046 c.g.s.
Stellar mean density 0.359 ± 0.058
( 0.507 ± 0.082 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.05783 +0.00110 −0.00049  AU
Planetary mass 22.3 ± 1.0
( 70889 ± 3179 )
Mjup
Mearth
Planetary radius 1.08 ± 0.05
( 12.11 ± 0.56 )
Rjup
Rearth
Planetary surface gravity 506 ± 67
4.70 ± 0.05
m/s2
log(cgs)
Planetary mean density 18.4 ± 3.70
( 24.4 ± 4.9 )
ρjup
g cm-3
Planetary equilibrium temperature 1695 ± 57 K
Reference of detailed study 2023MNRAS.519.5177C  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Triaud et al. (2009)   −37.6   + 22.3   - 10.0  

 

 


Page generated on 2024/03/28           John Southworth   (Keele University, UK)