Imaginary Picture of TOI-1456 b

Display orbital revolution of TOI-1456 b around the hoststar TOI 1456
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Exoplanet Name : TOI-1456 b
Alternate Name : HD 332231 b
Status : Confirmed
Radius (Rjup / Re): 0.8670 (Rjup) 9.7182 (Rearth)
Mass (Mjup / Me): 0.2440 (Mjup) 77.5769 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1436 (AU) 0.1436 (AU Est.)
Eccentricity : 0.0320
Orbital Period(Yrs) 0.0512
Orbital Period(Observed/Estimated) 18.71 (Days Obs.) 18.72 (Days Est.)
Surface Gravity (G Earth) 0.8214
Star Radiation at Atmospheric Boundary: 133309.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 852.8 (K)
Blackbody T 0.3(K) 800.9 (K)
Blackbody T 0.7(K) 648.0 (K)
Tidally Locked Blackbody T 0.1(K) 1014.2 (K)
Tidally Locked Blackbody T 0.3(K) 952.4 (K)
Size Class: 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 1456
Alternate Name : "TIC 199376584, HD 332231"
Star Distance(LY) : 263.7
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 4.3 (GY)
Temperature : 6089 (K)
Spectral type : F8
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.0
Absolute Magnitude: 4.0
Apparent Magnitude: 8.6
Right Ascension(RA) 306.7413
Declination (DEC) 33.7445
Hubble Space Telescope Guide Star Catalog (GSC) ID 02689-00070
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+332231+&submit=SIMBAD+search
Open Exoplanet Database Link
TOI-1456 b
TOI-1456 b

  • TOI-1456 b is an exoplanet orbiting the star TOI 1456, located about 263.7 light-years (80.9 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star TOI 1456 has apparent magnitude of 8.6, with absolute magnitude of 4.0.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6089 with its spectral types of F8
  • In this planetary system, the extrasolar planet TOI-1456 b orbits around the star TOI 1456 every 18.7 days with its orbital distance of 0.14 AU ( 21482254.2 km)
  • (Projected orbit of TOI-1456 b around its host star TOI 1456)


  • The Star TOI 1456 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.026 AU ( 153440836.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.418 AU ( 212095335.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.160 AU ( 323186354.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.179 AU ( 475582878.0 km)
  • Radiation at Planetary Boundary of TOI-1456 b : 133309.66 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI 1456)



  • Kopparapu Recent Venus for Star TOI 1456 distance : 1.043 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI 1456 distance : 1.321 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI 1456 distance : 1.276 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI 1456 distance : 1.398 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI 1456 distance : 2.315 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI 1456 distance : 2.442 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI 1456)



  • Original Kopparapu Recent Venus for Star TOI 1456 distance : 1.051 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI 1456 distance : 1.356 AU
  • Original Kopparapu Moist Greenhouse for Star TOI 1456 distance : 1.391 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI 1456 distance : 2.357 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI 1456 distance : 2.451 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI 1456)



    (Position in Stellar Map of star TOI 1456 and its Exoplanet TOI-1456 b)



    (Zoomed position in Stellar Map of star TOI 1456 and its Exoplanet TOI-1456 b (zoom level 3))

    (Synthetic Spectrum of star TOI 1456*)
    *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