Imaginary Picture of TOI-1431 b

Display orbital revolution of TOI-1431 b around the hoststar TOI-1431
/
Exoplanet Name : TOI-1431 b
Alternate Name : "MASCARA-5 b, HD 201033 b"
Status : Confirmed
Radius (Rjup / Re): 1.5080 (Rjup) 16.9032 (Rearth)
Mass (Mjup / Me): 3.1400 (Mjup) 998.3253 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0470 (AU) 0.0470 (AU Est.)
Eccentricity : 0.0100
Orbital Period(Yrs) 0.0073
Orbital Period(Observed/Estimated) 2.65 (Days Obs.) 2.70 (Days Est.)
Surface Gravity (G Earth) 3.4941
Star Radiation at Atmospheric Boundary: 7156767.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 2308.5 (K)
Blackbody T 0.3(K) 2167.9 (K)
Blackbody T 0.7(K) 1754.0 (K)
Tidally Locked Blackbody T 0.1(K) 2745.2 (K)
Tidally Locked Blackbody T 0.3(K) 2578.1 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : TOI-1431
Alternate Name : HD 201033
Star Distance(LY) : 487.9
Stellar Radius(Rsun) : 1.9 (Rsun Measured)
Stellar Mass(Msun) : 1.9 (Msun Measured) 2.0 (Msun Estimated)
Star Age : 0.3 (GY)
Temperature : 7690 (K)
Spectral type : AmC
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.4
Absolute Magnitude: 2.1
Apparent Magnitude: 8.0
Right Ascension(RA) 316.2042
Declination (DEC) 55.5881
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
TOI-1431 b
TOI-1431 b

  • TOI-1431 b is an exoplanet orbiting the star TOI-1431, located about 487.9 light-years (149.6 pc) away from Solar System. Its discovery was publicly announced on 2021.
  • The host star TOI-1431 has apparent magnitude of 8.0, with absolute magnitude of 2.1.
  • It is 1.9 times more massive and 1.9 times bigger compared with our Sun. The surface temperature is 7690 with its spectral types of AmC
  • In this planetary system, the extrasolar planet TOI-1431 b orbits around the star TOI-1431 every 2.7 days with its orbital distance of 0.05 AU ( 7031099.9 km)
  • (Projected orbit of TOI-1431 b around its host star TOI-1431)


  • The Star TOI-1431 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.460 AU ( 367969667.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.400 AU ( 508630242.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 5.181 AU ( 775039930.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 7.624 AU ( 1140505210.2 km)
  • Radiation at Planetary Boundary of TOI-1431 b : 7156767.54 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1431)



  • Kopparapu Recent Venus for Star TOI-1431 distance : 2.321 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1431 distance : 2.940 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1431 distance : 2.839 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1431 distance : 3.108 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1431 distance : 5.068 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-1431 distance : 5.345 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1431)



  • Original Kopparapu Recent Venus for Star TOI-1431 distance : 2.410 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-1431 distance : 3.003 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-1431 distance : 3.189 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1431 distance : 5.160 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-1431 distance : 5.366 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1431)



    (Position in Stellar Map of star TOI-1431 and its Exoplanet TOI-1431 b)



    (Zoomed position in Stellar Map of star TOI-1431 and its Exoplanet TOI-1431 b (zoom level 3))

    (Synthetic Spectrum of star TOI-1431*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102