TEPCat: NGTS-24


 

This page summarises the information held within TEPCat for the transiting planetary system NGTS-24. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023MNRAS.518.4845J  
Date of discovery paper 2022 / 11 / 3 y / m / d
Data/telescope used for discovery NGTS  
Right ascension 11 14 15.33 h m s
Declination −37 54 36.5 d m s
Right ascension (decimal) 168.56387 degrees
Declination (decimal) -37.91014 degrees
V-band apparent magnitude 13.19 mag
K-band apparent magnitude 11.51 mag
Transit duration 0.1220
( 2.928 )
day
hour
Transit depth 0.6 %
Time of mid-transit   2458100.6229 ± 0.0011     HJD or BJD
Orbital period 3.4678796 ± 0.0000070 days
Reference for orbital ephemeris   2023MNRAS.518.4845J  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5820 +93 −80 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.27 +0.18 −0.03 dex
Stellar mass 1.26 +0.05 −0.21   Msun
Stellar radius 1.64 +0.03 −0.09 Rsun
Stellar logarithmic surface gravity 4.09 +0.05 −0.04 c.g.s.
Stellar mean density 0.288 ± 0.041
( 0.406 ± 0.058 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0479 +0.0028 −0.0030  AU
Planetary mass 0.52 +0.12 −0.1
( 165 +38 −31 )
Mjup
Mearth
Planetary radius 1.214 +0.058 −0.062
( 13.61 + 0.65 − 0.69 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.271 +0.090 −0.066
( 0.359 +0.119 −0.088 )
ρjup
g cm-3
Planetary equilibrium temperature 1499 +41 −36 K
Reference of detailed study 2023MNRAS.518.4845J  

 

NGTS-24 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/04/19           John Southworth   (Keele University, UK)