TEPCat: Kepler-553c


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-553c. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016ApJ...822...86M  
Date of discovery paper 2016 / 5 / 10 y / m / d
Data/telescope used for discovery Kepler  
Right ascension 19 54 12.20 h m s
Declination +48 19 56.8 d m s
Right ascension (decimal) 298.55083 degrees
Declination (decimal) 48.33244 degrees
V-band apparent magnitude 15.16 mag
K-band apparent magnitude 13.06 mag
Transit duration 0.5103
( 12.247 )
day
hour
Transit depth 1.4 %
Time of mid-transit   2455032.1977 ± 0.0010     HJD or BJD
Orbital period 328.24017 ± 0.00040 days
Reference for orbital ephemeris   2024ApJS..271...16D  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5191 +76 −78 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.152 ± 0.058 dex
Stellar mass 0.889 +0.046 −0.036   Msun
Stellar radius 0.902 +0.021 −0.026 Rsun
Stellar logarithmic surface gravity 4.440 +0.019 −0.027 c.g.s.
Stellar mean density 1.22 +0.07 −0.11
( 1.721 +0.099 −0.155 )
ρsun
g cm-3
Orbital eccentricity 0.346 +0.020 −0.024  
Orbital semimajor axis   0.898 +0.015 −0.012  AU
Planetary mass 6.70 +0.44 −0.43
( 21299 +1399 −1367 )
Mjup
Mearth
Planetary radius 1.033 +0.032 −0.025
( 11.58 + 0.36 − 0.28 )
Rjup
Rearth
Planetary surface gravity 155 +11 −12
4.19 +0.03 −0.03
m/s2
log(cgs)
Planetary mean density 5.68 +0.49 −0.56
( 7.53 +0.65 −0.74 )
ρjup
g cm-3
Planetary equilibrium temperature 251 ± 4 K
Reference of detailed study 2024ApJS..271...16D  

 

Kepler-553c does not have an entry in the catalogue of orbital obliquity measurements.

 


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