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 2020ApJ...898L..11G  
Date of discovery paper 2020 / 5 / 4 y / m / d
Data/telescope used for discovery NGTS  
Right ascension 01 34 05.15 h m s
Declination −14 25 08.9 d m s
Right ascension (decimal) 23.52146 degrees
Declination (decimal) -14.41914 degrees
V-band apparent magnitude 12.46 mag
K-band apparent magnitude 10.32 mag
Transit duration 0.150
( 3.60 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2458390.7043 ± 0.0016     HJD or BJD
Orbital period 35.45533 ± 0.00019 days
Reference for orbital ephemeris   2020ApJ...898L..11G  

 

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 0.13 +0.10 −0.09  
Orbital semimajor axis   0.2010 +0.0021 −0.0022  AU
Planetary mass 0.344 +0.092 −0.073
( 109 +29 −23 )
Mjup
Mearth
Planetary radius 0.817 +0.028 −0.033
( 9.16 +0.31 −0.37 )
Rjup
Rearth
Planetary surface gravity 14.1 +5.3 −3.4
3.1 +0.1 −0.1
m/s2
log(cgs)
Planetary mean density 0.59 +0.16 −0.13
( 0.78 +0.21 −0.17 )
ρjup
g cm-3
Planetary equilibrium temperature 435 +34 −32 K
Reference of detailed study 2020ApJ...898L..11G  

 

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 2022/12/07           John Southworth   (Keele University, UK)