TEPCat: HAT-P-41


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-41. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2012AJ....144..139H  
Date of discovery paper 2012 / 7 / 16 y / m / d
Right ascension 19 49 17.40 h m s
Declination +04 40 20.7 d m s
V-band apparent magnitude 11.36 mag
K-band apparent magnitude 9.73 mag
Transit duration 0.1704
( 4.090 )
day
hour
Transit depth 0.8 %
Time of mid-transit   2454983.86167 ± 0.00107     HJD or BJD
Orbital period 2.694047 ± 0.000004 days
Reference for orbital ephemeris   2012AJ....144..139H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6390 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.21 ± 0.10 dex
Stellar mass 1.418 ± 0.047   Msun
Stellar radius 1.683 +0.058 −0.036 Rsun
Stellar logarithmic surface gravity 4.14 ± 0.02 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0426 ± 0.0005  AU
Planetary mass 0.800 ± 0.102
( 254 ± 32 )
Mjup
Mearth
Planetary radius 1.685 +0.076 −0.051
( 18.89 + 0.85 − 0.57 )
Rjup
Rearth
Planetary surface gravity 6.9 ± 1.0
2.84 ± 0.06
m/s2
log(cgs)
Planetary mean density 0.15 ± 0.02
( 0.199 ± 0.027 )
ρjup
g cm-3
Planetary equilibrium temperature 1941 ± 38 K
Reference of detailed study 2012AJ....144..139H  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Johnson et al. (2017)   −22.1   + 0.8   - 6.0  

 

 

HAT-P-41 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)