Imaginary Picture of Kepler-749 b

Display orbital revolution of Kepler-749 b around the hoststar Kepler-749
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Exoplanet Name : Kepler-749 b
Alternate Name : "2MASS J19593533+4354140 b, K01014.01, KIC 8125580 b, KOI-1014 b, KOI-1014.01"
Status : Confirmed
Radius (Rjup / Re): 0.2770 (Rjup) 3.1049 (Rearth)
Mass (Mjup / Me): 0.0238 (Mjup) 7.5669 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1211 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0474
Orbital Period(Observed/Estimated) 17.32 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.7849
Star Radiation at Atmospheric Boundary: 25489.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 563.9 (K)
Blackbody T 0.3(K) 529.6 (K)
Blackbody T 0.7(K) 428.5 (K)
Tidally Locked Blackbody T 0.1(K) 670.6 (K)
Tidally Locked Blackbody T 0.3(K) 629.8 (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-749
Alternate Name : "2MASS J19593533+4354140, KIC 8125580, KOI-1014"
Star Distance(LY) : 2354.2
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 4.6 (GY)
Temperature : 4704 (K)
Spectral type : K2
UV portion[%]: 2.2
Visible portion[%]: 34.2
IR portion[%]: 63.6
Metalicity : -0.1
Absolute Magnitude: 4.9
Apparent Magnitude: 14.2
Right Ascension(RA) 299.8972
Declination (DEC) 43.9039
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 641 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-749+&submit=SIMBAD+search0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-749%20b/
Kepler-749 b
Kepler-749 b

  • Kepler-749 b is an exoplanet orbiting the star Kepler-749, located about 2354.2 light-years (721.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-749 has apparent magnitude of 14.2, with absolute magnitude of 4.9.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4704 with its spectral types of K2
  • In this planetary system, the extrasolar planet Kepler-749 b orbits around the star Kepler-749 every 17.3 days with its orbital distance of 0.12 AU ( 18115855.0 km)
  • (Projected orbit of Kepler-749 b around its host star Kepler-749)


  • The Star Kepler-749 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.378 AU ( 56580885.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.523 AU ( 78209570.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.797 AU ( 119174077.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.172 AU ( 175369875.9 km)
  • Radiation at Planetary Boundary of Kepler-749 b : 25489.49 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-749)



  • Kopparapu Recent Venus for Star Kepler-749 distance : 0.415 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-749 distance : 0.525 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-749 distance : 0.507 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-749 distance : 0.557 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-749 distance : 0.963 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-749 distance : 1.016 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-749)



  • Original Kopparapu Recent Venus for Star Kepler-749 distance : 0.409 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-749 distance : 0.541 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-749 distance : 0.542 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-749 distance : 0.979 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-749 distance : 1.018 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-749)



    (Position in Stellar Map of star Kepler-749 and its Exoplanet Kepler-749 b)



    (Zoomed position in Stellar Map of star Kepler-749 and its Exoplanet Kepler-749 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-749*)
    *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