TEPCat: EPIC 249893012b


 

This page summarises the information held within TEPCat for the transiting planetary system EPIC 249893012b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2002.01755  
Date of discovery paper 2020 / 7 / 6 y / m / d
Right ascension 15 12 59.57 h m s
Declination −16 43 28.7 d m s
V-band apparent magnitude 11.43 mag
K-band apparent magnitude 9.71 mag
Transit duration 0.180
( 4.32 )
day
hour
Transit depth 0.01 %
Time of mid-transit   2457994.396 ± 0.005     HJD or BJD
Orbital period 3.5951 ± 0.0003 days
Reference for orbital ephemeris   arXiv:2002.01755  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5430 ± 85 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.20 ± 0.05 dex
Stellar mass 1.05 ± 0.05   Msun
Stellar radius 1.71 ± 0.04 Rsun
Stellar logarithmic surface gravity 3.99 ± 0.03 c.g.s.
Stellar mean density 0.211 +0.018 −0.016
( 0.298 +0.025 −0.023 )
ρsun
g cm-3
Orbital eccentricity 0.06 +0.08 −0.04  
Orbital semimajor axis   0.047 +0.005 −0.007  AU
Planetary mass 0.0275 ± 0.0034
( 8.7 ± 1.1 )
Mjup
Mearth
Planetary radius 0.174 +0.008 −0.007
( 1.950 +0.090 −0.078 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 4.82 +0.90 −0.78
( 6.4 +1.2 −1.0 )
ρjup
g cm-3
Planetary equilibrium temperature 1616 +149 −79 K
Reference of detailed study arXiv:2002.01755  

 

EPIC 249893012b does not have an entry in the catalogue of orbital obliquity measurements.

 

EPIC 249893012b has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)