TEPCat: HD 152843b


 

This page summarises the information held within TEPCat for the transiting planetary system HD 152843b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2021MNRAS.505.1827E  
Date of discovery paper 2021 / 6 / 10 y / m / d
Data/telescope used for discovery TESS  
Right ascension 16 55 08.37 h m s
Declination +20 29 29.5 d m s
Right ascension (decimal) 253.78487 degrees
Declination (decimal) 20.49153 degrees
V-band apparent magnitude 8.85 mag
K-band apparent magnitude 7.63 mag
Transit duration 0.233
( 5.59 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2458994.2853 ± 0.0029     HJD or BJD
Orbital period 11.62071 ± 0.00011 days
Reference for orbital ephemeris   arXiv:2310.15068  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6310 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.22 ± 0.08 dex
Stellar mass 1.15 ± 0.04   Msun
Stellar radius 1.43 ± 0.02 Rsun
Stellar logarithmic surface gravity 4.19 ± 0.03 c.g.s.
Stellar mean density 0.391 ± 0.028
( 0.552 ± 0.040 )
ρsun
g cm-3
Orbital eccentricity 0.046 +0.058 −0.033  
Orbital semimajor axis   0.1049 +0.0029 −0.0030  AU
Planetary mass 0.0309 +0.0054 −0.0051
( 9.8 +1.7 −1.6 )
Mjup
Mearth
Planetary radius 0.272 ± 0.010
( 3.05 ± 0.11 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.43 +0.31 −0.27
( 1.90 +0.41 −0.36 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:2310.15068  

 

HD 152843b does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/05/08           John Southworth   (Keele University, UK)