Imaginary Picture of 2M1510 Ab

Display orbital revolution of 2M1510 Ab around the hoststar
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Exoplanet Name : 2M1510 Ab
Alternate Name : 2MASS J15104786-2818174 Ab
Status : Confirmed
Radius (Rjup / Re): 1.5700 (Rjup) 17.5981 (Rearth)
Mass (Mjup / Me): 37.5000 (Mjup) 11922.6750 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0627 (AU) 0.0627 (AU Est.)
Eccentricity : 0.3090
Orbital Period(Yrs) 0.0572
Orbital Period(Observed/Estimated) 20.90 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 38.4982
Star Radiation at Atmospheric Boundary: 6953.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 407.6 (K)
Blackbody T 0.3(K) 382.7 (K)
Blackbody T 0.7(K) 309.7 (K)
Tidally Locked Blackbody T 0.1(K) 484.7 (K)
Tidally Locked Blackbody T 0.3(K) 455.2 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name :
Alternate Name :
Star Distance(LY) : 119.4
Stellar Radius(Rsun) : 0.4 (Rsun Estimated)
Stellar Mass(Msun) : 0.0 (Msun Measured) 0.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3300 (K)
Spectral type : M9
UV portion[%]: 0.2
Visible portion[%]: 11.2
IR portion[%]: 88.6
Metalicity : 0.0
Absolute Magnitude: 19.2
Apparent Magnitude: 22.0
Right Ascension(RA) 227.6992
Declination (DEC) -28.3047
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
2M1510 Ab
2M1510 Ab

  • 2M1510 Ab is an exoplanet orbiting the star , located about 119.4 light-years (36.6 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star has apparent magnitude of 22.0, with absolute magnitude of 19.2.
  • In this planetary system, the extrasolar planet 2M1510 Ab orbits around the star every 20.9 days with its orbital distance of 0.06 AU ( 9379786.5 km)
  • (Projected orbit of 2M1510 Ab around its host star )


  • The Star 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.102 AU ( 15301294.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.141 AU ( 21150388.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.215 AU ( 32228511.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.317 AU ( 47425666.0 km)
  • Radiation at Planetary Boundary of 2M1510 Ab : 6953.60 W/m2

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



  • Kopparapu Recent Venus for Star distance : 0.116 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star distance : 0.147 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star distance : 0.142 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star distance : 0.156 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star distance : 0.288 AU
  • Kopparapu Outer Boundary for Early Mars for Star distance : 0.304 AU

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



  • Original Kopparapu Recent Venus for Star distance : 0.115 AU
  • Original Kopparapu Runaway Greenhouse for Star distance : 0.152 AU
  • Original Kopparapu Moist Greenhouse for Star distance : 0.152 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star distance : 0.293 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star distance : 0.304 AU

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



    (Position in Stellar Map of star and its Exoplanet 2M1510 Ab)



    (Zoomed position in Stellar Map of star and its Exoplanet 2M1510 Ab (zoom level 3))

    (Synthetic Spectrum of star *)
    *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