Imaginary Picture of Kepler-84 f

Display orbital revolution of Kepler-84 f around the hoststar Kepler-84
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Exoplanet Name : Kepler-84 f
Alternate Name : "2MASS J19530049+4029458 f, K01589.05, KIC 5301750 f, KOI-1589 f, KOI-1589.05, WISE J195300.48+402945.9 f"
Status : Confirmed
Radius (Rjup / Re): 0.1960 (Rjup) 2.1970 (Rearth)
Mass (Mjup / Me): 0.0173 (Mjup) 5.4854 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2500 (AU) 0.2500 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1220
Orbital Period(Observed/Estimated) 44.55 (Days Obs.) 45.16 (Days Est.)
Surface Gravity (G Earth) 1.1365
Star Radiation at Atmospheric Boundary: 33315.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 603.0 (K)
Blackbody T 0.3(K) 566.3 (K)
Blackbody T 0.7(K) 458.2 (K)
Tidally Locked Blackbody T 0.1(K) 717.1 (K)
Tidally Locked Blackbody T 0.3(K) 673.4 (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-84
Alternate Name : "2MASS J19530049+4029458, KIC 5301750, KOI-1589, WISE J195300.48+402945.9"
Star Distance(LY) : 2748.2
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6036 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.2
Absolute Magnitude: 5.4
Apparent Magnitude: 15.0
Right Ascension(RA) 298.2520
Declination (DEC) 40.4961
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-84+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-84%20f/
Kepler-84 f
Kepler-84 f

  • Kepler-84 f is an exoplanet orbiting the star Kepler-84, located about 2748.2 light-years (842.6 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-84 has apparent magnitude of 15.0, with absolute magnitude of 5.4.
  • It is 1.0 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 6036 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-84 f orbits around the star Kepler-84 every 44.6 days with its orbital distance of 0.25 AU ( 37399467.7 km)
  • (Projected orbit of Kepler-84 f around its host star Kepler-84)


  • The Star Kepler-84 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.893 AU ( 133542400.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.234 AU ( 184590496.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.880 AU ( 281275067.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.767 AU ( 413908583.2 km)
  • Radiation at Planetary Boundary of Kepler-84 f : 33315.55 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-84)



  • Kopparapu Recent Venus for Star Kepler-84 distance : 0.911 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-84 distance : 1.153 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-84 distance : 1.114 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-84 distance : 1.221 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-84 distance : 2.024 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-84 distance : 2.135 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-84)



  • Original Kopparapu Recent Venus for Star Kepler-84 distance : 0.917 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-84 distance : 1.184 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-84 distance : 1.213 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-84 distance : 2.060 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-84 distance : 2.142 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-84)



    (Position in Stellar Map of star Kepler-84 and its Exoplanet Kepler-84 f)



    (Zoomed position in Stellar Map of star Kepler-84 and its Exoplanet Kepler-84 f (zoom level 3))

    (Synthetic Spectrum of star Kepler-84*)
    *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