Imaginary Picture of KOI-7054 b

Display orbital revolution of KOI-7054 b around the hoststar 2MASS J19153369+4437012
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Exoplanet Name : KOI-7054 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 8.0570 (Rjup) 90.3109 (Rearth)
Mass (Mjup / Me): 512.6830 (Mjup) 163001.4066 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0128 (AU) 0.0128 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0015
Orbital Period(Observed/Estimated) 0.53 (Days Obs.) 0.53 (Days Est.)
Surface Gravity (G Earth) 19.9853
Star Radiation at Atmospheric Boundary: 9219173.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 2459.3 (K)
Blackbody T 0.3(K) 2309.6 (K)
Blackbody T 0.7(K) 1868.7 (K)
Tidally Locked Blackbody T 0.1(K) 2924.6 (K)
Tidally Locked Blackbody T 0.3(K) 2746.5 (K)
Size Class:
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : 2MASS J19153369+4437012
Alternate Name : 8552540
Star Distance(LY) : 754.1
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5951 (K)
Spectral type : G1
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.1
Absolute Magnitude: 3.3
Apparent Magnitude: 10.1
Right Ascension(RA) 288.8904
Declination (DEC) 44.6170
Hubble Space Telescope Guide Star Catalog (GSC) ID 03133-01149
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=2MASS+J19153369%2B4437012&submit=SIMBAD+search
Open Exoplanet Database Link
KOI-7054 b
KOI-7054 b

  • KOI-7054 b is an exoplanet orbiting the star 2MASS J19153369+4437012, located about 754.1 light-years (231.2 pc) away from Solar System. Its discovery was publicly announced on 2017.
  • The host star 2MASS J19153369+4437012 has apparent magnitude of 10.1, with absolute magnitude of 3.3.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5951 with its spectral types of G1
  • In this planetary system, the extrasolar planet KOI-7054 b orbits around the star 2MASS J19153369+4437012 every 0.5 days with its orbital distance of 0.01 AU ( 1914852.7 km)
  • (Projected orbit of KOI-7054 b around its host star 2MASS J19153369+4437012)


  • The Star 2MASS J19153369+4437012 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.760 AU ( 113739592.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.051 AU ( 157217840.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.601 AU ( 239565196.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.357 AU ( 352530681.3 km)
  • Radiation at Planetary Boundary of KOI-7054 b : 9219173.35 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 2MASS J19153369+4437012)



  • Kopparapu Recent Venus for Star 2MASS J19153369+4437012 distance : 0.780 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star 2MASS J19153369+4437012 distance : 0.988 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star 2MASS J19153369+4437012 distance : 0.954 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star 2MASS J19153369+4437012 distance : 1.045 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star 2MASS J19153369+4437012 distance : 1.736 AU
  • Kopparapu Outer Boundary for Early Mars for Star 2MASS J19153369+4437012 distance : 1.831 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 2MASS J19153369+4437012)



  • Original Kopparapu Recent Venus for Star 2MASS J19153369+4437012 distance : 0.784 AU
  • Original Kopparapu Runaway Greenhouse for Star 2MASS J19153369+4437012 distance : 1.014 AU
  • Original Kopparapu Moist Greenhouse for Star 2MASS J19153369+4437012 distance : 1.037 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 2MASS J19153369+4437012 distance : 1.767 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 2MASS J19153369+4437012 distance : 1.838 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 2MASS J19153369+4437012)



    (Position in Stellar Map of star 2MASS J19153369+4437012 and its Exoplanet KOI-7054 b)



    (Zoomed position in Stellar Map of star 2MASS J19153369+4437012 and its Exoplanet KOI-7054 b (zoom level 3))

    (Synthetic Spectrum of star 2MASS J19153369+4437012*)
    *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