TEPCat: TOI-2977


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-2977. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023ApJS..265....1Y  
Date of discovery paper 2022 / 10 / 28 y / m / d
Data/telescope used for discovery TESS  
Right ascension 09 35 42.36 h m s
Declination −60 21 26.9 d m s
Right ascension (decimal) 143.92650 degrees
Declination (decimal) -60.35747 degrees
V-band apparent magnitude 12.53 mag
K-band apparent magnitude 10.67 mag
Transit duration 0.1223
( 2.935 )
day
hour
Transit depth 1.2 %
Time of mid-transit   2459373.83677 ± 0.00029     HJD or BJD
Orbital period 2.3505614 ± 0.0000025 days
Reference for orbital ephemeris   2023ApJS..265....1Y  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5691 +94 −93 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.013 +0.087 −0.085 dex
Stellar mass 0.936 +0.057 −0.041   Msun
Stellar radius 1.073 +0.024 −0.020 Rsun
Stellar logarithmic surface gravity 4.350 +0.012 −0.013 c.g.s.
Stellar mean density 0.764 +0.020 −0.030
( 1.078 +0.028 −0.042 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.126 −0.0  
Orbital semimajor axis   0.03386 +0.00067 −0.00050  AU
Planetary mass 1.68 +0.26 −0.25
( 534 +82 −79 )
Mjup
Mearth
Planetary radius 1.174 +0.031 −0.027
( 13.16 + 0.35 − 0.30 )
Rjup
Rearth
Planetary surface gravity 30.1 +4.6 −4.5
3.48 +0.06 −0.07
m/s2
log(cgs)
Planetary mean density 0.965 +0.158 −0.151
( 1.28 +0.21 −0.20 )
ρjup
g cm-3
Planetary equilibrium temperature 1544 ± 26 K
Reference of detailed study 2023ApJS..265....1Y  

 

TOI-2977 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/04/19           John Southworth   (Keele University, UK)