TEPCat: HATS-1


 

This page summarises the information held within TEPCat for the transiting planetary system HATS-1. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2013AJ....145....5P  
Date of discovery paper 2012 / 6 / 8 y / m / d
Right ascension 11 42 06.08 h m s
Declination −23 21 11.7 d m s
V-band apparent magnitude 12.05 mag
K-band apparent magnitude 10.58 mag
Transit duration 0.1007
( 2.417 )
day
hour
Transit depth 1.7 %
Time of mid-transit   2455241.28722 ± 0.00071     HJD or BJD
Orbital period 3.446459 ± 0.000004 days
Reference for orbital ephemeris   2013AJ....145....5P  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5870 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.06 ± 0.12 dex
Stellar mass 0.986 ± 0.054   Msun
Stellar radius 1.038 +0.128 −0.075 Rsun
Stellar logarithmic surface gravity 4.40 ± 0.08 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.120 ± 0.092  
Orbital semimajor axis   0.0444 ± 0.0008  AU
Planetary mass 1.855 +0.262 −0.196
( 589 +83 −62 )
Mjup
Mearth
Planetary radius 1.302 +0.162 −0.098
( 14.6 + 1.8 − 1.1 )
Rjup
Rearth
Planetary surface gravity 26 ± 4
3.41 ± 0.06
m/s2
log(cgs)
Planetary mean density 0.78 ± 0.19
( 1.03 ± 0.25 )
ρjup
g cm-3
Planetary equilibrium temperature 1359 +89 −59 K
Reference of detailed study 2013AJ....145....5P  

 

HATS-1 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

HATS-1 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/12           John Southworth   (Keele University, UK)