Imaginary Picture of Kepler-154 f

Display orbital revolution of Kepler-154 f around the hoststar Kepler-154
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Exoplanet Name : Kepler-154 f
Alternate Name : "2MASS J19190732+4953475 f, K00435.06, KIC 11709124 f, KOI-435 f, KOI-435.06, WISE J191907.34+495347.9 f"
Status : Confirmed
Radius (Rjup / Re): 0.1340 (Rjup) 1.5020 (Rearth)
Mass (Mjup / Me): 0.0135 (Mjup) 4.2770 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0869 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0272
Orbital Period(Observed/Estimated) 9.92 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.8958
Star Radiation at Atmospheric Boundary: 191943.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 934.2 (K)
Blackbody T 0.3(K) 877.3 (K)
Blackbody T 0.7(K) 709.8 (K)
Tidally Locked Blackbody T 0.1(K) 1110.9 (K)
Tidally Locked Blackbody T 0.3(K) 1043.3 (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-154
Alternate Name : "2MASS J19190732+4953475, KIC 11709124, KOI-435, WISE J191907.34+495347.9"
Star Distance(LY) : 2984.3
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5666 (K)
Spectral type : G4
UV portion[%]: 7.6
Visible portion[%]: 44.4
IR portion[%]: 48.1
Metalicity : -0.4
Absolute Magnitude: 3.6
Apparent Magnitude: 13.4
Right Ascension(RA) 289.7805
Declination (DEC) 49.8965
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
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-154%20f/
Kepler-154 f
Kepler-154 f

  • Kepler-154 f is an exoplanet orbiting the star Kepler-154, located about 2984.3 light-years (915.0 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-154 has apparent magnitude of 13.4, with absolute magnitude of 3.6.
  • It is 0.9 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5666 with its spectral types of G4
  • In this planetary system, the extrasolar planet Kepler-154 f orbits around the star Kepler-154 every 9.9 days with its orbital distance of 0.09 AU ( 13001225.0 km)
  • (Projected orbit of Kepler-154 f around its host star Kepler-154)


  • The Star Kepler-154 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.745 AU ( 111429639.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.030 AU ( 154024881.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.569 AU ( 234699833.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.309 AU ( 345371086.2 km)
  • Radiation at Planetary Boundary of Kepler-154 f : 191943.01 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-154)



  • Kopparapu Recent Venus for Star Kepler-154 distance : 0.777 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-154 distance : 0.984 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-154 distance : 0.951 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-154 distance : 1.042 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-154 distance : 1.743 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-154 distance : 1.839 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-154)



  • Original Kopparapu Recent Venus for Star Kepler-154 distance : 0.777 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-154 distance : 1.012 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-154 distance : 1.027 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-154 distance : 1.774 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-154 distance : 1.845 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-154)



    (Position in Stellar Map of star Kepler-154 and its Exoplanet Kepler-154 f)



    (Zoomed position in Stellar Map of star Kepler-154 and its Exoplanet Kepler-154 f (zoom level 3))

    (Synthetic Spectrum of star Kepler-154*)
    *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