2MASS J0021-4514

Display orbital revolution around the star 2MASS J0021-4514
Imaginary Picture of Star 2MASS J0021-4514
Star Name : 2MASS J0021-4514
Alternate Name : "WISEA J002154.47-451500.2, TIC 7151346, 2MASS J00215427-4514590, LEHPM 503"
Star Distance (LY/pc): 177.7589 (LY) 54.5012 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.2198 (Rsun, estimated)
Stellar Mass (Msun): 0.1890 (Msun/observed) 0.1890 (Msun/estimated)
Spectral type : M5.5V
Metalicity : 0.0000
Absolute Magnitude : 5.33
Apparent Magnitude : 9.02
Right Ascension(RA) : 5.47612
Declination(DEC) : -45.24980
  • This is the 2MASS J0021-4514 . The star 2MASS J0021-4514 islocated about 177.8 light-years (54.5 pc) away from our Solar System.
  • The star 2MASS J0021-4514 has apparent magnitude of 9.0, with absolute magnitude of 5.3.
  • It is 0.2 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3182 with its spectral types of M5.5V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet 2MASS J0021-4514 b radius 0.907830 mass 30.000000 orbital distance 3900.000000
    (Illustration of the 2MASS J0021-4514's Planetary System)



    The Star 2MASS J0021-4514 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.048 AU ( 7212505.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.067 AU ( 9969567.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.102 AU ( 15191414.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.149 AU ( 22354831.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 2MASS J0021-4514)



    Kopparapu's Recent Venus for Star 2MASS J0021-4514 distance : 0.055 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star 2MASS J0021-4514 distance : 0.069 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star 2MASS J0021-4514 distance : 0.067 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star 2MASS J0021-4514 distance : 0.073 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star 2MASS J0021-4514 distance : 0.137 AU
    Kopparapu's Outer Boundary for Early Mars for Star 2MASS J0021-4514 distance : 0.144 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 2MASS J0021-4514)



  • Original Kopparapu Recent Venus for Star 2MASS J0021-4514 distance : 0.054 AU
  • Original Kopparapu Runaway Greenhouse for Star 2MASS J0021-4514 distance : 0.072 AU
  • Original Kopparapu Moist Greenhouse for Star 2MASS J0021-4514 distance : 0.072 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 2MASS J0021-4514 distance : 0.139 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 2MASS J0021-4514 distance : 0.144 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 2MASS J0021-4514)



    (Position in Stellar Map of star 2MASS J0021-4514 )



    (Zoomed position in Stellar Map of star 2MASS J0021-4514 (zoom level 3))

    (Synthetic Spectrum of star K2-403*)
    *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