Imaginary Picture of Kepler-1170 b

Display orbital revolution of Kepler-1170 b around the hoststar Kepler-1170
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Exoplanet Name : Kepler-1170 b
Alternate Name : "2MASS J19284045+4346468 b, K02274.01, KIC 7960980 b, KOI-2274 b, KOI-2274.01, WISE J192840.45+434646.6 b"
Status : Confirmed
Radius (Rjup / Re): 0.2150 (Rjup) 2.4099 (Rearth)
Mass (Mjup / Me): 0.0188 (Mjup) 5.9783 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0843 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0273
Orbital Period(Observed/Estimated) 9.99 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.0294
Star Radiation at Atmospheric Boundary: 103693.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 800.9 (K)
Blackbody T 0.3(K) 752.1 (K)
Blackbody T 0.7(K) 608.6 (K)
Tidally Locked Blackbody T 0.1(K) 952.4 (K)
Tidally Locked Blackbody T 0.3(K) 894.4 (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-1170
Alternate Name : "2MASS J19284045+4346468, KIC 7960980, KOI-2274, WISE J192840.45+434646.6"
Star Distance(LY) : 3430.9
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 4.9 (GY)
Temperature : 5262 (K)
Spectral type : K1
UV portion[%]: 5.5
Visible portion[%]: 41.0
IR portion[%]: 53.5
Metalicity : -0.1
Absolute Magnitude: 4.3
Apparent Magnitude: 14.5
Right Ascension(RA) 292.1686
Declination (DEC) 43.7797
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. Batalha2"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 428 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-1170+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1170%20b/
Kepler-1170 b
Kepler-1170 b

  • Kepler-1170 b is an exoplanet orbiting the star Kepler-1170, located about 3430.9 light-years (1051.9 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1170 has apparent magnitude of 14.5, with absolute magnitude of 4.3.
  • It is 0.8 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5262 with its spectral types of K1
  • In this planetary system, the extrasolar planet Kepler-1170 b orbits around the star Kepler-1170 every 10.0 days with its orbital distance of 0.08 AU ( 12606562.9 km)
  • (Projected orbit of Kepler-1170 b around its host star Kepler-1170)


  • The Star Kepler-1170 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.531 AU ( 79415097.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.734 AU ( 109772417.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.118 AU ( 167268872.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.645 AU ( 246143472.7 km)
  • Radiation at Planetary Boundary of Kepler-1170 b : 103693.65 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1170)



  • Kopparapu Recent Venus for Star Kepler-1170 distance : 0.567 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1170 distance : 0.718 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1170 distance : 0.693 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1170 distance : 0.760 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1170 distance : 1.288 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1170 distance : 1.358 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1170)



  • Original Kopparapu Recent Venus for Star Kepler-1170 distance : 0.562 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1170 distance : 0.739 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1170 distance : 0.744 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1170 distance : 1.310 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1170 distance : 1.362 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1170)



    (Position in Stellar Map of star Kepler-1170 and its Exoplanet Kepler-1170 b)



    (Zoomed position in Stellar Map of star Kepler-1170 and its Exoplanet Kepler-1170 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1170*)
    *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