TEPCat: HD 213885


 

This page summarises the information held within TEPCat for the transiting planetary system HD 213885. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2020MNRAS.491.2982E  
Date of discovery paper 2019 / 3 / 19 y / m / d
Data/telescope used for discovery TESS  
Right ascension 22 35 56.09 h m s
Declination −59 51 53.4 d m s
Right ascension (decimal) 338.98371 degrees
Declination (decimal) -59.86483 degrees
V-band apparent magnitude 8.00 mag
K-band apparent magnitude 6.42 mag
Transit duration 0.061
( 1.46 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2458379.97043 ± 0.0012     HJD or BJD
Orbital period 1.008035 ± 0.000021 days
Reference for orbital ephemeris   2020MNRAS.491.2982E  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5978 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.04 ± 0.03 dex
Stellar mass 1.068 +0.020 −0.018   Msun
Stellar radius 1.1101 +0.0080 −0.0075 Rsun
Stellar logarithmic surface gravity 4.3827 +0.0095 −0.0097 c.g.s.
Stellar mean density 0.799 ± 0.023
( 1.127 ± 0.032 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.16 −0.0  
Orbital semimajor axis   0.05680 +0.00044 −0.00032  AU
Planetary mass 0.0278 +0.0021 −0.0020
( 8.84 +0.67 −0.64 )
Mjup
Mearth
Planetary radius 0.1557 +0.0045 −0.0046
( 1.745 +0.050 −0.052 )
Rjup
Rearth
Planetary surface gravity 28.5 +2.8 −2.7
3.45 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 6.9 ± 0.8
( 9.2 ± 1.1 )
ρjup
g cm-3
Planetary equilibrium temperature 1265 +7 −8 K
Reference of detailed study 2020MNRAS.491.2982E  

 

HD 213885 does not have an entry in the catalogue of orbital obliquity measurements.

 

HD 213885 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/01           John Southworth   (Keele University, UK)