Imaginary Picture of Kepler-1161 b

Display orbital revolution of Kepler-1161 b around the hoststar Kepler-1161
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Exoplanet Name : Kepler-1161 b
Alternate Name : "2MASS J19561850+4526263 b, K02256.01, KIC 9112931 b, KOI-2256 b, KOI-2256.01"
Status : Confirmed
Radius (Rjup / Re): 0.1900 (Rjup) 2.1297 (Rearth)
Mass (Mjup / Me): 0.0168 (Mjup) 5.3291 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0798 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0293
Orbital Period(Observed/Estimated) 10.71 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1749
Star Radiation at Atmospheric Boundary: 34629.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 608.8 (K)
Blackbody T 0.3(K) 571.8 (K)
Blackbody T 0.7(K) 462.6 (K)
Tidally Locked Blackbody T 0.1(K) 724.0 (K)
Tidally Locked Blackbody T 0.3(K) 679.9 (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-1161
Alternate Name : "2MASS J19561850+4526263, KIC 9112931, KOI-2256"
Star Distance(LY) : 1786.4
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.6 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 3.4 (GY)
Temperature : 4175 (K)
Spectral type : K6
UV portion[%]: 0.9
Visible portion[%]: 27.1
IR portion[%]: 72.1
Metalicity : -0.3
Absolute Magnitude: 5.2
Apparent Magnitude: 13.9
Right Ascension(RA) 299.0771
Declination (DEC) 45.4406
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-1161+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1161%20b/
Kepler-1161 b
Kepler-1161 b

  • Kepler-1161 b is an exoplanet orbiting the star Kepler-1161, located about 1786.4 light-years (547.7 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1161 has apparent magnitude of 13.9, with absolute magnitude of 5.2.
  • It is 0.6 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4175 with its spectral types of K6
  • In this planetary system, the extrasolar planet Kepler-1161 b orbits around the star Kepler-1161 every 10.7 days with its orbital distance of 0.08 AU ( 11932840.7 km)
  • (Projected orbit of Kepler-1161 b around its host star Kepler-1161)


  • The Star Kepler-1161 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.290 AU ( 43440759.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.401 AU ( 60046482.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.612 AU ( 91497550.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.900 AU ( 134642654.4 km)
  • Radiation at Planetary Boundary of Kepler-1161 b : 34629.53 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1161)



  • Kopparapu Recent Venus for Star Kepler-1161 distance : 0.324 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1161 distance : 0.410 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1161 distance : 0.396 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1161 distance : 0.435 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1161 distance : 0.771 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1161 distance : 0.814 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1161)



  • Original Kopparapu Recent Venus for Star Kepler-1161 distance : 0.320 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1161 distance : 0.424 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1161 distance : 0.423 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1161 distance : 0.784 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1161 distance : 0.815 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1161)



    (Position in Stellar Map of star Kepler-1161 and its Exoplanet Kepler-1161 b)



    (Zoomed position in Stellar Map of star Kepler-1161 and its Exoplanet Kepler-1161 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1161*)
    *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