Imaginary Picture of Kepler-274 b

Display orbital revolution of Kepler-274 b around the hoststar Kepler-274
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Exoplanet Name : Kepler-274 b
Alternate Name : "2MASS J19314146+3828382 b, K01196.02, KIC 3348082 b, KOI-1196 b, KOI-1196.02, WISE J193141.47+382838.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.1370 (Rjup) 1.5356 (Rearth)
Mass (Mjup / Me): 0.0124 (Mjup) 3.9315 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1010 (AU) 0.1010 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0319
Orbital Period(Observed/Estimated) 11.63 (Days Obs.) 37.07 (Days Est.)
Surface Gravity (G Earth) 1.6672
Star Radiation at Atmospheric Boundary: 202388.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 946.6 (K)
Blackbody T 0.3(K) 889.0 (K)
Blackbody T 0.7(K) 719.3 (K)
Tidally Locked Blackbody T 0.1(K) 1125.8 (K)
Tidally Locked Blackbody T 0.3(K) 1057.2 (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-274
Alternate Name : "2MASS J19314146+3828382, KIC 3348082, KOI-1196, WISE J193141.47+382838.0"
Star Distance(LY) : 4351.0
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 0.1 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5684 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.2
Absolute Magnitude: 3.1
Apparent Magnitude: 13.8
Right Ascension(RA) 292.9228
Declination (DEC) 38.4773
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-274+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-274%20b/
Kepler-274 b
Kepler-274 b

  • Kepler-274 b is an exoplanet orbiting the star Kepler-274, located about 4351.0 light-years (1334.0 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-274 has apparent magnitude of 13.8, with absolute magnitude of 3.1.
  • It is 0.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5684 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-274 b orbits around the star Kepler-274 every 11.6 days with its orbital distance of 0.10 AU ( 15109384.9 km)
  • (Projected orbit of Kepler-274 b around its host star Kepler-274)


  • The Star Kepler-274 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.889 AU ( 132974991.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.229 AU ( 183806189.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.872 AU ( 280079955.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.755 AU ( 412149924.6 km)
  • Radiation at Planetary Boundary of Kepler-274 b : 202388.48 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-274)



  • Kopparapu Recent Venus for Star Kepler-274 distance : 0.926 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-274 distance : 1.173 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-274 distance : 1.133 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-274 distance : 1.242 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-274 distance : 2.077 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-274 distance : 2.191 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-274)



  • Original Kopparapu Recent Venus for Star Kepler-274 distance : 0.926 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-274 distance : 1.206 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-274 distance : 1.225 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-274 distance : 2.113 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-274 distance : 2.198 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-274)



    (Position in Stellar Map of star Kepler-274 and its Exoplanet Kepler-274 b)



    (Zoomed position in Stellar Map of star Kepler-274 and its Exoplanet Kepler-274 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-274*)
    *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