Imaginary Picture of Kepler-354 d

Display orbital revolution of Kepler-354 d around the hoststar Kepler-354
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Exoplanet Name : Kepler-354 d
Alternate Name : "2MASS J19030034+4120083 d, K02045.02, KIC 6026438 d, KOI-2045 d, KOI-2045.02, WISE J190300.36+412008.3 d"
Radius (Rjup / Re): 0.1110 (Rjup) 1.2442 (Rearth)
Mass (Mjup / Me): 0.0068 (Mjup) 2.1505 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1460 (AU) 0.1460 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0663
Orbital Period(Observed/Estimated) 24.21 (Days Obs.) 25.27 (Days Est.)
Surface Gravity (G Earth) 1.3892
Star Radiation at Atmospheric Boundary: 12197.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 469.0 (K)
Blackbody T 0.3(K) 440.5 (K)
Blackbody T 0.7(K) 356.4 (K)
Tidally Locked Blackbody T 0.1(K) 557.8 (K)
Tidally Locked Blackbody T 0.3(K) 523.8 (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-354
Alternate Name : "2MASS J19030034+4120083, KIC 6026438, KOI-2045, WISE J190300.36+412008.3"
Star Distance(LY) : 1806.9
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4648 (K)
Spectral type : K4
UV portion[%]: 2.0
Visible portion[%]: 33.4
IR portion[%]: 64.5
Metalicity : -0.0
Absolute Magnitude: 5.2
Apparent Magnitude: 13.9
Right Ascension(RA) 285.7515
Declination (DEC) 41.3356
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-354+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-354%20d/
Kepler-354 d
Kepler-354 d

  • Kepler-354 d is an exoplanet orbiting the star Kepler-354, located about 1806.9 light-years (554.0 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-354 has apparent magnitude of 13.9, with absolute magnitude of 5.2.
  • It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4648 with its spectral types of K4
  • In this planetary system, the extrasolar planet Kepler-354 d orbits around the star Kepler-354 every 24.2 days with its orbital distance of 0.15 AU ( 21841289.1 km)
  • (Projected orbit of Kepler-354 d around its host star Kepler-354)


  • The Star Kepler-354 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.315 AU ( 47190029.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.436 AU ( 65228952.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.664 AU ( 99394489.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.978 AU ( 146263344.7 km)
  • Radiation at Planetary Boundary of Kepler-354 d : 12197.85 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-354)



  • Kopparapu Recent Venus for Star Kepler-354 distance : 0.347 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-354 distance : 0.439 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-354 distance : 0.424 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-354 distance : 0.465 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-354 distance : 0.807 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-354 distance : 0.851 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-354)



  • Original Kopparapu Recent Venus for Star Kepler-354 distance : 0.342 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-354 distance : 0.453 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-354 distance : 0.453 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-354 distance : 0.820 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-354 distance : 0.853 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-354)



    (Position in Stellar Map of star Kepler-354 and its Exoplanet Kepler-354 d)



    (Zoomed position in Stellar Map of star Kepler-354 and its Exoplanet Kepler-354 d (zoom level 3))

    (Synthetic Spectrum of star Kepler-354*)
    *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