Imaginary Picture of Kepler-319 b

Display orbital revolution of Kepler-319 b around the hoststar Kepler-319
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Exoplanet Name : Kepler-319 b
Alternate Name : "2MASS J19151486+3946143 b, K01805.03, KIC 4644952 b, KOI-1805 b, KOI-1805.03, WISE J191514.86+394614.3 b"
Status : Confirmed
Radius (Rjup / Re): 0.1450 (Rjup) 1.6253 (Rearth)
Mass (Mjup / Me): 0.0130 (Mjup) 4.1446 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0510 (AU) 0.0510 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0119
Orbital Period(Observed/Estimated) 4.36 (Days Obs.) 3.70 (Days Est.)
Surface Gravity (G Earth) 1.5690
Star Radiation at Atmospheric Boundary: 333194.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1072.3 (K)
Blackbody T 0.3(K) 1007.0 (K)
Blackbody T 0.7(K) 814.8 (K)
Tidally Locked Blackbody T 0.1(K) 1275.2 (K)
Tidally Locked Blackbody T 0.3(K) 1197.5 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-319
Alternate Name : "2MASS J19151486+3946143, KIC 4644952, KOI-1805, WISE J191514.86+394614.3"
Star Distance(LY) : 1641.4
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 1.3 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5599 (K)
Spectral type : G7
UV portion[%]: 7.3
Visible portion[%]: 43.9
IR portion[%]: 48.9
Metalicity : 0.5
Absolute Magnitude: 4.1
Apparent Magnitude: 12.6
Right Ascension(RA) 288.8119
Declination (DEC) 39.7707
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-319+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-319%20b/
Kepler-319 b
Kepler-319 b

  • Kepler-319 b is an exoplanet orbiting the star Kepler-319, located about 1641.4 light-years (503.3 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-319 has apparent magnitude of 12.6, with absolute magnitude of 4.1.
  • It is 1.3 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5599 with its spectral types of G7
  • In this planetary system, the extrasolar planet Kepler-319 b orbits around the star Kepler-319 every 4.4 days with its orbital distance of 0.05 AU ( 7629491.4 km)
  • (Projected orbit of Kepler-319 b around its host star Kepler-319)


  • The Star Kepler-319 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.576 AU ( 86153891.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.796 AU ( 119087193.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.213 AU ( 181462528.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.785 AU ( 267030059.5 km)
  • Radiation at Planetary Boundary of Kepler-319 b : 333194.66 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-319)



  • Kopparapu Recent Venus for Star Kepler-319 distance : 0.603 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-319 distance : 0.764 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-319 distance : 0.738 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-319 distance : 0.809 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-319 distance : 1.356 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-319 distance : 1.430 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-319)



  • Original Kopparapu Recent Venus for Star Kepler-319 distance : 0.602 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-319 distance : 0.786 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-319 distance : 0.797 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-319 distance : 1.379 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-319 distance : 1.435 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-319)



    (Position in Stellar Map of star Kepler-319 and its Exoplanet Kepler-319 b)



    (Zoomed position in Stellar Map of star Kepler-319 and its Exoplanet Kepler-319 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-319*)
    *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