TEPCat: AD 3116


 

This page summarises the information held within TEPCat for the transiting brown dwarf system AD 3116. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017ApJ...849...11G  
Date of discovery paper 2017 / 6 / 9 y / m / d
Right ascension 08 42 39.43 h m s
Declination +19 24 51.9 d m s
V-band apparent magnitude 18.73 mag
K-band apparent magnitude 13.50 mag
Transit duration 0.068
( 1.63 )
day
hour
Transit depth 14 %
Time of mid-transit   2457178.817792 ± 0.000080     HJD or BJD
Orbital period 1.9827960 ± 0.0000064 days
Reference for orbital ephemeris   2017ApJ...849...11G  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3184 ± 29 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.14 ± 0.10 dex
Stellar mass 0.276 ± 0.020   Msun
Stellar radius 0.29 ± 0.08 Rsun
Stellar logarithmic surface gravity c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.146 +0.024 −0.016  
Orbital semimajor axis     AU
Planetary mass 54.2 ± 4.3
( 17230 ± 1367 )
Mjup
Mearth
Planetary radius 1.02 ± 0.28
( 11.4 ± 3.1 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 1669 +244 −258 K
Reference of detailed study 2017ApJ...849...11G  

 

AD 3116 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

AD 3116 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/13           John Southworth   (Keele University, UK)