TEPCat: TOI-1278


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-1278. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2106.04536  
Date of discovery paper 2021 / 6 / 9 y / m / d
Right ascension 21 21 54.95 h m s
Declination +35 38 55.7 d m s
V-band apparent magnitude 13.51 mag
K-band apparent magnitude 9.74 mag
Transit duration 0.08
( 1.9 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2458711.9595 ± 0.0013     HJD or BJD
Orbital period 14.47567 ± 0.000021 days
Reference for orbital ephemeris   arXiv:2106.04536  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3799 ± 42 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.01 ± 0.28 dex
Stellar mass 0.55 ± 0.02   Msun
Stellar radius 0.573 ± 0.012 Rsun
Stellar logarithmic surface gravity 4.68 ± 0.10 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.013 ± 0.004  
Orbital semimajor axis   0.095 ± 0.001  AU
Planetary mass 18.5 ± 0.5
( 58810 ± 1589 )
Mjup
Mearth
Planetary radius 1.09 +0.24 −0.20
( 12.2 + 2.7 − 2.2 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 14 +11 −6
( 18.6 +14.6 − 8.0 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:2106.04536  

 

TOI-1278 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-1278 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)