Imaginary Picture of Kepler-671 b

Display orbital revolution of Kepler-671 b around the hoststar Kepler-671
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Exoplanet Name : Kepler-671 b
Alternate Name : "2MASS J19370379+4918507 b, K00769.01, KIC 11460018 b, KOI-769 b, KOI-769.01"
Status : Confirmed
Radius (Rjup / Re): 0.2400 (Rjup) 2.6902 (Rearth)
Mass (Mjup / Me): 0.0208 (Mjup) 6.6223 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0511 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0117
Orbital Period(Observed/Estimated) 4.28 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.9151
Star Radiation at Atmospheric Boundary: 439569.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1149.2 (K)
Blackbody T 0.3(K) 1079.2 (K)
Blackbody T 0.7(K) 873.2 (K)
Tidally Locked Blackbody T 0.1(K) 1366.6 (K)
Tidally Locked Blackbody T 0.3(K) 1283.4 (K)
Size Class: sub-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-671
Alternate Name : "2MASS J19370379+4918507, KIC 11460018, KOI-769"
Star Distance(LY) : 3816.7
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.5 (GY)
Temperature : 5641 (K)
Spectral type : G5
UV portion[%]: 7.4
Visible portion[%]: 44.1
IR portion[%]: 48.5
Metalicity : 0.1
Absolute Magnitude: 3.8
Apparent Magnitude: 14.1
Right Ascension(RA) 294.2658
Declination (DEC) 49.3141
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 576 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-671+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-671%20b/
Kepler-671 b
Kepler-671 b

  • Kepler-671 b is an exoplanet orbiting the star Kepler-671, located about 3816.7 light-years (1170.2 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-671 has apparent magnitude of 14.1, with absolute magnitude of 3.8.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5641 with its spectral types of G5
  • In this planetary system, the extrasolar planet Kepler-671 b orbits around the star Kepler-671 every 4.3 days with its orbital distance of 0.05 AU ( 7640994.0 km)
  • (Projected orbit of Kepler-671 b around its host star Kepler-671)


  • The Star Kepler-671 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.662 AU ( 99104574.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.916 AU ( 136988420.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.395 AU ( 208740037.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.053 AU ( 307170109.4 km)
  • Radiation at Planetary Boundary of Kepler-671 b : 439569.04 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-671)



  • Kopparapu Recent Venus for Star Kepler-671 distance : 0.692 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-671 distance : 0.877 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-671 distance : 0.847 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-671 distance : 0.928 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-671 distance : 1.554 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-671 distance : 1.639 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-671)



  • Original Kopparapu Recent Venus for Star Kepler-671 distance : 0.691 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-671 distance : 0.901 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-671 distance : 0.915 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-671 distance : 1.581 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-671 distance : 1.644 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-671)



    (Position in Stellar Map of star Kepler-671 and its Exoplanet Kepler-671 b)



    (Zoomed position in Stellar Map of star Kepler-671 and its Exoplanet Kepler-671 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-671*)
    *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