TEPCat: K2-285e


 

This page summarises the information held within TEPCat for the transiting planetary system K2-285e. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2019A+A...623A..41P  
Date of discovery paper 2018 / 8 / 2 y / m / d
Data/telescope used for discovery K2  
Right ascension 23 17 32.23 h m s
Declination +01 18 01.0 d m s
Right ascension (decimal) 349.38429 degrees
Declination (decimal) 1.30028 degrees
V-band apparent magnitude 12.03 mag
K-band apparent magnitude 9.97 mag
Transit duration 0.115
( 2.76 )
day
hour
Transit depth 0.068 %
Time of mid-transit   2457741.8969 ± 0.0022     HJD or BJD
Orbital period 14.76289 ± 0.00063 days
Reference for orbital ephemeris   2019A+A...623A..41P  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4975 ± 95 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.00 ± 0.05 dex
Stellar mass 0.830 ± 0.023   Msun
Stellar radius 0.787 ± 0.016 Rsun
Stellar logarithmic surface gravity 4.4 ± 0.1 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.1804 +0.0042 −0.0043  AU
Planetary mass 0.0 +0.034 −0.0
( 0 +10 −0 )
Mjup
Mearth
Planetary radius 0.174 ± 0.004
( 1.950 ± 0.045 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 501 ± 10 K
Reference of detailed study 2019A+A...623A..41P  

 

K2-285e does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-285e 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)