TEPCat: WASP-145


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-145. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1803.02224  
Date of discovery paper 2018 / 3 / 7 y / m / d
Right ascension 21 29 00.90 h m s
Declination −58 50 10.1 d m s
V-band apparent magnitude 11.5 mag
K-band apparent magnitude 9.19 mag
Transit duration 0.0407
( 0.977 )
day
hour
Transit depth 0.9 %
Time of mid-transit   2456844.16526 ± 0.0026     HJD or BJD
Orbital period 1.7690381 ± 0.0000008 days
Reference for orbital ephemeris   arXiv:1803.02224  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4900 ± 150 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.04 ± 0.10 dex
Stellar mass 0.76 ± 0.04   Msun
Stellar radius 0.68 ± 0.07 Rsun
Stellar logarithmic surface gravity 4.65 ± 0.10 c.g.s.
Stellar mean density 2.38 ± 0.93
( 3.4 ± 1.3 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.06 −0.0  
Orbital semimajor axis   0.0261 ± 0.0005  AU
Planetary mass 0.89 ± 0.04
( 282 ± 12 )
Mjup
Mearth
Planetary radius 0.9 ± 0.4
( 10.1 ± 4.5 )
Rjup
Rearth
Planetary surface gravity 25 +38 −15
3.4 +0.4 −0.4
m/s2
log(cgs)
Planetary mean density 1.2 ± 1.0
( 1.6 ± 1.3 )
ρjup
g cm-3
Planetary equilibrium temperature 1200 ± 60 K
Reference of detailed study arXiv:1803.02224  

 

WASP-145 does not have an entry in the catalogue of orbital obliquity measurements.

 

WASP-145 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/16           John Southworth   (Keele University, UK)