Imaginary Picture of Kepler-325 c

Display orbital revolution of Kepler-325 c around the hoststar Kepler-325
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Exoplanet Name : Kepler-325 c
Alternate Name : "2MASS J19192050+4949322 c, K01832.02, KIC 11709244 c, KOI-1832 c, KOI-1832.02, WISE J191920.49+494932.1 c"
Status : Confirmed
Radius (Rjup / Re): 0.2270 (Rjup) 2.5444 (Rearth)
Mass (Mjup / Me): 0.0198 (Mjup) 6.2880 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1050 (AU) 0.1050 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0349
Orbital Period(Observed/Estimated) 12.76 (Days Obs.) 13.32 (Days Est.)
Surface Gravity (G Earth) 0.9712
Star Radiation at Atmospheric Boundary: 71019.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 728.6 (K)
Blackbody T 0.3(K) 684.2 (K)
Blackbody T 0.7(K) 553.6 (K)
Tidally Locked Blackbody T 0.1(K) 866.5 (K)
Tidally Locked Blackbody T 0.3(K) 813.7 (K)
Size Class: sub-Neptune-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-325
Alternate Name : "2MASS J19192050+4949322, KIC 11709244, KOI-1832, WISE J191920.49+494932.1"
Star Distance(LY) : 2684.5
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5541 (K)
Spectral type : G3
UV portion[%]: 7.0
Visible portion[%]: 43.5
IR portion[%]: 49.4
Metalicity : -0.2
Absolute Magnitude: 4.2
Apparent Magnitude: 13.8
Right Ascension(RA) 289.8354
Declination (DEC) 49.8256
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-325+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-325%20c/
Kepler-325 c
Kepler-325 c

  • Kepler-325 c is an exoplanet orbiting the star Kepler-325, located about 2684.5 light-years (823.1 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-325 has apparent magnitude of 13.8, with absolute magnitude of 4.2.
  • It is 0.9 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5541 with its spectral types of G3
  • In this planetary system, the extrasolar planet Kepler-325 c orbits around the star Kepler-325 every 12.8 days with its orbital distance of 0.10 AU ( 15707776.4 km)
  • (Projected orbit of Kepler-325 c around its host star Kepler-325)


  • The Star Kepler-325 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.547 AU ( 81890636.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.757 AU ( 113194260.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.153 AU ( 172483003.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.697 AU ( 253816295.3 km)
  • Radiation at Planetary Boundary of Kepler-325 c : 71019.64 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-325)



  • Kopparapu Recent Venus for Star Kepler-325 distance : 0.575 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-325 distance : 0.729 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-325 distance : 0.704 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-325 distance : 0.772 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-325 distance : 1.295 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-325 distance : 1.366 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-325)



  • Original Kopparapu Recent Venus for Star Kepler-325 distance : 0.574 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-325 distance : 0.749 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-325 distance : 0.759 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-325 distance : 1.318 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-325 distance : 1.370 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-325)



    (Position in Stellar Map of star Kepler-325 and its Exoplanet Kepler-325 c)



    (Zoomed position in Stellar Map of star Kepler-325 and its Exoplanet Kepler-325 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-325*)
    *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