Imaginary Picture of TOI-782 b

Display orbital revolution of TOI-782 b around the hoststar TOI-782
/
Exoplanet Name : TOI-782 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.2439 (Rjup) 2.7340 (Rearth)
Mass (Mjup / Me): 0.0601 (Mjup) 19.1081 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0578 (AU) 0.0578 (AU Est.)
Eccentricity : 0.1900
Orbital Period(Yrs) 0.0220
Orbital Period(Observed/Estimated) 8.02 (Days Obs.) 8.06 (Days Est.)
Surface Gravity (G Earth) 2.5564
Star Radiation at Atmospheric Boundary: 8075.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 423.1 (K)
Blackbody T 0.3(K) 397.3 (K)
Blackbody T 0.7(K) 321.5 (K)
Tidally Locked Blackbody T 0.1(K) 503.1 (K)
Tidally Locked Blackbody T 0.3(K) 472.5 (K)
Size Class: sub-Neptune-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-782
Alternate Name :
Star Distance(LY) : 170.3
Stellar Radius(Rsun) : 0.4 (Rsun Measured)
Stellar Mass(Msun) : 0.4 (Msun Measured) 0.4 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3370 (K)
Spectral type : M5
UV portion[%]: 0.2
Visible portion[%]: 9.6
IR portion[%]: 90.1
Metalicity : 0.3
Absolute Magnitude: 9.9
Apparent Magnitude: 13.5
Right Ascension(RA) 183.9200
Declination (DEC) -18.9103
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-782 b
TOI-782 b

  • TOI-782 b is an exoplanet orbiting the star TOI-782, located about 170.3 light-years (52.2 pc) away from Solar System. Its discovery was publicly announced on 2024.
  • The host star TOI-782 has apparent magnitude of 13.5, with absolute magnitude of 9.9.
  • It is 0.4 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3370 with its spectral types of M5
  • In this planetary system, the extrasolar planet TOI-782 b orbits around the star TOI-782 every 8.0 days with its orbital distance of 0.06 AU ( 8646756.9 km)
  • (Projected orbit of TOI-782 b around its host star TOI-782)


  • The Star TOI-782 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.102 AU ( 15200853.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.140 AU ( 21011551.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.214 AU ( 32016954.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.315 AU ( 47114351.6 km)
  • Radiation at Planetary Boundary of TOI-782 b : 8075.49 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-782)



  • Kopparapu Recent Venus for Star TOI-782 distance : 0.115 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-782 distance : 0.145 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-782 distance : 0.140 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-782 distance : 0.155 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-782 distance : 0.285 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-782 distance : 0.301 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-782)



  • Original Kopparapu Recent Venus for Star TOI-782 distance : 0.114 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-782 distance : 0.151 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-782 distance : 0.151 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-782 distance : 0.289 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-782 distance : 0.301 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-782)



    (Position in Stellar Map of star TOI-782 and its Exoplanet TOI-782 b)



    (Zoomed position in Stellar Map of star TOI-782 and its Exoplanet TOI-782 b (zoom level 3))

    (Synthetic Spectrum of star TOI-782*)
    *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