Imaginary Picture of TOI-1736 c

Display orbital revolution of TOI-1736 c around the hoststar TOI-1736
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Exoplanet Name : TOI-1736 c
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 8.2600 (Mjup) 2626.1679 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 1.3475 (AU Est.)
Eccentricity : 0.3690
Orbital Period(Yrs) 1.5641
Orbital Period(Observed/Estimated) 571.30 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 25.3618
Star Radiation at Atmospheric Boundary: 1370.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 271.5 (K)
Blackbody T 0.3(K) 255.0 (K)
Blackbody T 0.7(K) 206.3 (K)
Tidally Locked Blackbody T 0.1(K) 322.9 (K)
Tidally Locked Blackbody T 0.3(K) 303.3 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Not habitable
Star Name : TOI-1736
Alternate Name :
Star Distance(LY) : 290.1
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5656 (K)
Spectral type : G5
UV portion[%]: 7.5
Visible portion[%]: 44.2
IR portion[%]: 48.3
Metalicity : 0.0
Absolute Magnitude: 4.3
Apparent Magnitude: 9.0
Right Ascension(RA) 43.4333
Declination (DEC) 69.1014
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-1736 c
TOI-1736 c

  • TOI-1736 c is an exoplanet orbiting the star TOI-1736, located about 290.1 light-years (88.9 pc) away from Solar System. Its discovery was publicly announced on 2023.
  • The host star TOI-1736 has apparent magnitude of 9.0, with absolute magnitude of 4.3.
  • It is 1.0 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 5656 with its spectral types of G5
  • In this planetary system, the extrasolar planet TOI-1736 c orbits around the star TOI-1736 every 571.3 days with its orbital distance of 1.35 AU ( 201577201.5 km)
  • (Projected orbit of TOI-1736 c around its host star TOI-1736)


  • The Star TOI-1736 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.976 AU ( 145975364.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.349 AU ( 201776101.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.055 AU ( 307462126.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.024 AU ( 452443987.9 km)
  • Radiation at Planetary Boundary of TOI-1736 c : 1370.30 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1736)



  • Kopparapu Recent Venus for Star TOI-1736 distance : 1.019 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1736 distance : 1.290 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1736 distance : 1.246 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1736 distance : 1.366 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1736 distance : 2.286 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-1736 distance : 2.411 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1736)



  • Original Kopparapu Recent Venus for Star TOI-1736 distance : 1.018 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-1736 distance : 1.326 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-1736 distance : 1.347 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1736 distance : 2.326 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-1736 distance : 2.419 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1736)



    (Position in Stellar Map of star TOI-1736 and its Exoplanet TOI-1736 c)



    (Zoomed position in Stellar Map of star TOI-1736 and its Exoplanet TOI-1736 c (zoom level 3))

    (Synthetic Spectrum of star TOI-1736*)
    *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