Imaginary Picture of 2M 0219-39 b
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Exoplanet Name : 2M 0219-39 b
Alternate Name :
Radius (Rjup / Re): 1.4400 (Rjup) 16.1410 (Rearth)
Mass (Mjup / Me): 13.9000 (Mjup) 4419.3382 (Mearth)
Semi Major Axis / Orbital Distance Calculated 156.0000 (AU) 156.0000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 2145758.19 (Days Est.)
Star Radiation at Atmospheric Boundary: 0.0 (W/m2)
Measured Temperature (K) 1683.0 (K)
Blackbody T 0.1(K) 6.0 (K)
Blackbody T 0.3(K) 5.6 (K)
Blackbody T 0.7(K) 4.5 (K)
Tidally Locked Blackbody T 0.1(K) 7.1 (K)
Tidally Locked Blackbody T 0.3(K) 6.7 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Imaging
Mass Detection : Spectrum
Radius Detection : Theoretical
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : 2M 0219-39
Alternate Name : 2MASS J0292210-3925225
Star Distance(LY) : 128.5
Stellar Radius(Rsun) : 0.3 (Rsun Measured)
Stellar Mass(Msun) : 0.1 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3064 (K)
Spectral type : M6
Metalicity : 0.0
Absolute Magnitude: 19.0
Apparent Magnitude: 22.0
Right Ascension(RA) 34.8417
Declination (DEC) -39.4231
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title 0
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link 0
2M 0219-39 b
2M 0219-39 b

  • 2M 0219-39 b is an exoplanet orbiting the star 2M 0219-39, located about 128.5 light-years (39.4 pc) away from Solar System. Its discovery was publicly announced on 2015.
  • The host star 2M 0219-39 has apparent magnitude of 22.0, with absolute magnitude of 19.0.
  • It is 0.1 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3064 with its spectral types of M6
  • (Projected orbit of 2M 0219-39 b around its host star 2M 0219-39)


  • The Star 2M 0219-39 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.055 AU ( 8214845.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.076 AU ( 11355063.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.116 AU ( 17302603.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.170 AU ( 25461539.0 km)
  • Radiation at Planetary Boundary of 2M 0219-39 b : 0.00 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 2M 0219-39)



  • Kopparapu Recent Venus for Star 2M 0219-39 distance : 0.062 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star 2M 0219-39 distance : 0.079 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star 2M 0219-39 distance : 0.076 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star 2M 0219-39 distance : 0.084 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star 2M 0219-39 distance : 0.157 AU
  • Kopparapu Outer Boundary for Early Mars for Star 2M 0219-39 distance : 0.165 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 2M 0219-39)



  • Original Kopparapu Recent Venus for Star 2M 0219-39 distance : 0.062 AU
  • Original Kopparapu Runaway Greenhouse for Star 2M 0219-39 distance : 0.082 AU
  • Original Kopparapu Moist Greenhouse for Star 2M 0219-39 distance : 0.082 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 2M 0219-39 distance : 0.159 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 2M 0219-39 distance : 0.166 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 2M 0219-39)



    (Position in Stellar Map of star 2M 0219-39 and its Exoplanet 2M 0219-39 b)



    (Zoomed position in Stellar Map of star 2M 0219-39 and its Exoplanet 2M 0219-39 b (zoom level 3))