Imaginary Picture of TOI-700 d

Display orbital revolution of TOI-700 d around the hoststar TOI-700
/
Exoplanet Name : TOI-700 d
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.0957 (Rjup) 1.0730 (Rearth)
Mass (Mjup / Me): 0.0071 (Mjup) 2.2605 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1633 (AU) 0.1633 (AU Est.)
Eccentricity : 0.0420
Orbital Period(Yrs) 0.1025
Orbital Period(Observed/Estimated) 37.42 (Days Obs.) 37.37 (Days Est.)
Surface Gravity (G Earth) 1.9633
Star Radiation at Atmospheric Boundary: 1189.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 262.1 (K)
Blackbody T 0.3(K) 246.2 (K)
Blackbody T 0.7(K) 199.2 (K)
Tidally Locked Blackbody T 0.1(K) 311.7 (K)
Tidally Locked Blackbody T 0.3(K) 292.7 (K)
Size Class: Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Theoretical
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Habitable
Star Name : TOI-700
Alternate Name :
Star Distance(LY) : 101.5
Stellar Radius(Rsun) : 0.4 (Rsun Measured)
Stellar Mass(Msun) : 0.4 (Msun Measured) 0.4 (Msun Estimated)
Star Age : 1.5 (GY)
Temperature : 3480 (K)
Spectral type : M2V
UV portion[%]: 0.3
Visible portion[%]: 14.0
IR portion[%]: 85.7
Metalicity : -0.1
Absolute Magnitude: 10.5
Apparent Magnitude: 13.0
Right Ascension(RA) 97.0958
Declination (DEC) -65.5794
Hubble Space Telescope Guide Star Catalog (GSC) ID
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=TOI-700&submit=SIMBAD+search
Open Exoplanet Database Link
TOI-700 d
TOI-700 d

  • TOI-700 d is an exoplanet orbiting the star TOI-700, located about 101.5 light-years (31.1 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star TOI-700 has apparent magnitude of 13.0, with absolute magnitude of 10.5.
  • It is 0.4 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3480 with its spectral types of M2V
  • In this planetary system, the extrasolar planet TOI-700 d orbits around the star TOI-700 every 37.4 days with its orbital distance of 0.16 AU ( 24429332.3 km)
  • (Projected orbit of TOI-700 d around its host star TOI-700)


  • The Star TOI-700 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.110 AU ( 16484124.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.152 AU ( 22785368.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.232 AU ( 34719858.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.342 AU ( 51091793.0 km)
  • Radiation at Planetary Boundary of TOI-700 d : 1189.73 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-700)



  • Kopparapu Recent Venus for Star TOI-700 distance : 0.125 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-700 distance : 0.158 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-700 distance : 0.152 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-700 distance : 0.167 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-700 distance : 0.307 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-700 distance : 0.324 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-700)



  • Original Kopparapu Recent Venus for Star TOI-700 distance : 0.124 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-700 distance : 0.163 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-700 distance : 0.163 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-700 distance : 0.312 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-700 distance : 0.324 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-700)



    (Position in Stellar Map of star TOI-700 and its Exoplanet TOI-700 d)



    (Zoomed position in Stellar Map of star TOI-700 and its Exoplanet TOI-700 d (zoom level 3))

    (Synthetic Spectrum of star TOI-700*)
    *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