TEPCat: NGTS-11


 

This page summarises the information held within TEPCat for the transiting planetary system NGTS-11. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2005.00006  
Date of discovery paper 2020 / 5 / 4 y / m / d
Right ascension 01 34 05.15 h m s
Declination −14 25 08.9 d m s
V-band apparent magnitude 12.46 mag
K-band apparent magnitude 10.32 mag
Transit duration 0.14
( 3.4 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2458390.7042 ± 0.0020     HJD or BJD
Orbital period 35.455285 ± 0.00020 days
Reference for orbital ephemeris   arXiv:2005.00006  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5050 ± 80 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.22 ± 0.08 dex
Stellar mass 0.862 ± 0.028   Msun
Stellar radius 0.832 ± 0.013 Rsun
Stellar logarithmic surface gravity 4.5 ± 0.1 c.g.s.
Stellar mean density 1.496 ± 0.085
( 2.11 ± 0.12 )
ρsun
g cm-3
Orbital eccentricity 0.11 ± 0.15  
Orbital semimajor axis   0.201 ± 0.002  AU
Planetary mass 0.37 ± 0.14
( 117 ± 44 )
Mjup
Mearth
Planetary radius 0.823 ± 0.035
( 9.23 ± 0.39 )
Rjup
Rearth
Planetary surface gravity 13.7 ± 6.4
3.1 ± 0.2
m/s2
log(cgs)
Planetary mean density 0.82 ± 0.33
( 1.09 ± 0.44 )
ρjup
g cm-3
Planetary equilibrium temperature 440 ± 40 K
Reference of detailed study arXiv:2005.00006  

 

NGTS-11 does not have an entry in the catalogue of orbital obliquity measurements.

 

NGTS-11 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)