2M 0746+20

Display orbital revolution around the star 2M 0746+20
Imaginary Picture of Star 2M 0746+20
Star Name : 2M 0746+20
Alternate Name :
Star Distance (LY/pc): 39.8236 (LY) 12.2100 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.0890 (Rsun, estimated)
Stellar Mass (Msun): 0.0800 (Msun/observed) 0.0800 (Msun/estimated)
Spectral type : L0
Metalicity : 0.0000
Absolute Magnitude : 21.57
Apparent Magnitude : 22.00
Right Ascension(RA) : 116.67917
Declination(DEC) : 20.00889
  • This is the 2M 0746+20 . The star 2M 0746+20 islocated about 39.8 light-years (12.2 pc) away from our Solar System.
  • The star 2M 0746+20 has apparent magnitude of 22.0, with absolute magnitude of 21.6.
  • It is 0.1 times more massive and 0.1 times bigger compared with our Sun. The surface temperature is 2205 with its spectral types of L0
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet 2M 0746+20 b radius 0.970000 mass 12.210000 orbital distance 2.897000
    (Illustration of the 2M 0746+20's Planetary System)



    The Star 2M 0746+20 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.009 AU ( 1402378.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.013 AU ( 1938453.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.020 AU ( 2953774.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.029 AU ( 4346608.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 2M 0746+20)



    Kopparapu's Recent Venus for Star 2M 0746+20 distance : 0.011 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star 2M 0746+20 distance : 0.014 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star 2M 0746+20 distance : 0.013 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star 2M 0746+20 distance : 0.014 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star 2M 0746+20 distance : 0.028 AU
    Kopparapu's Outer Boundary for Early Mars for Star 2M 0746+20 distance : 0.030 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 2M 0746+20)



  • Original Kopparapu Recent Venus for Star 2M 0746+20 distance : 0.011 AU
  • Original Kopparapu Runaway Greenhouse for Star 2M 0746+20 distance : 0.014 AU
  • Original Kopparapu Moist Greenhouse for Star 2M 0746+20 distance : 0.014 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 2M 0746+20 distance : 0.029 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 2M 0746+20 distance : 0.030 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 2M 0746+20)



    (Position in Stellar Map of star 2M 0746+20 )



    (Zoomed position in Stellar Map of star 2M 0746+20 (zoom level 3))

    (Synthetic Spectrum of star K2-13*)
    *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