Imaginary Picture of Kepler-734 b

Display orbital revolution of Kepler-734 b around the hoststar Kepler-734
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Exoplanet Name : Kepler-734 b
Alternate Name : "2MASS J19481095+4601385 b, K00940.01, KIC 9479273 b, KOI-940 b, KOI-940.01, WISE J194810.95+460138.5 b"
Status : Confirmed
Radius (Rjup / Re): 0.3180 (Rjup) 3.5645 (Rearth)
Mass (Mjup / Me): 0.0271 (Mjup) 8.6034 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0619 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0167
Orbital Period(Observed/Estimated) 6.10 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.6771
Star Radiation at Atmospheric Boundary: 622301.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1253.6 (K)
Blackbody T 0.3(K) 1177.2 (K)
Blackbody T 0.7(K) 952.5 (K)
Tidally Locked Blackbody T 0.1(K) 1490.7 (K)
Tidally Locked Blackbody T 0.3(K) 1400.0 (K)
Size Class: 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-734
Alternate Name : "2MASS J19481095+4601385, KIC 9479273, KOI-940, WISE J194810.95+460138.5"
Star Distance(LY) : 3773.3
Stellar Radius(Rsun) : 1.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 2.3 (GY)
Temperature : 5085 (K)
Spectral type : K0
UV portion[%]: 6.0
Visible portion[%]: 41.7
IR portion[%]: 52.3
Metalicity : -0.2
Absolute Magnitude: 2.8
Apparent Magnitude: 13.1
Right Ascension(RA) 297.0456
Declination (DEC) 46.0274
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 627 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-734&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-734%20b/
Kepler-734 b
Kepler-734 b

  • Kepler-734 b is an exoplanet orbiting the star Kepler-734, located about 3773.3 light-years (1156.9 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-734 has apparent magnitude of 13.1, with absolute magnitude of 2.8.
  • It is 0.8 times more massive and 1.7 times bigger compared with our Sun. The surface temperature is 5085 with its spectral types of K0
  • In this planetary system, the extrasolar planet Kepler-734 b orbits around the star Kepler-734 every 6.1 days with its orbital distance of 0.06 AU ( 9263783.0 km)
  • (Projected orbit of Kepler-734 b around its host star Kepler-734)


  • The Star Kepler-734 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.956 AU ( 142961486.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.321 AU ( 197610134.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.013 AU ( 301114113.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.962 AU ( 443102608.5 km)
  • Radiation at Planetary Boundary of Kepler-734 b : 622301.39 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-734)



  • Kopparapu Recent Venus for Star Kepler-734 distance : 1.030 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-734 distance : 1.303 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-734 distance : 1.259 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-734 distance : 1.382 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-734 distance : 2.355 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-734 distance : 2.484 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-734)



  • Original Kopparapu Recent Venus for Star Kepler-734 distance : 1.020 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-734 distance : 1.343 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-734 distance : 1.349 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-734 distance : 2.394 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-734 distance : 2.490 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-734)



    (Position in Stellar Map of star Kepler-734 and its Exoplanet Kepler-734 b)



    (Zoomed position in Stellar Map of star Kepler-734 and its Exoplanet Kepler-734 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-734*)
    *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