Imaginary Picture of Kepler-272 d

Display orbital revolution of Kepler-272 d around the hoststar Kepler-272
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Exoplanet Name : Kepler-272 d
Alternate Name : "2MASS J19563060+4735377 d, K01161.02, KIC 10426656 d, KOI-1161 d, KOI-1161.02, WISE J195630.60+473537.8 d"
Radius (Rjup / Re): 0.2010 (Rjup) 2.2530 (Rearth)
Mass (Mjup / Me): 0.0177 (Mjup) 5.6154 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0910 (AU) 0.0910 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0299
Orbital Period(Observed/Estimated) 10.94 (Days Obs.) 11.28 (Days Est.)
Surface Gravity (G Earth) 1.1063
Star Radiation at Atmospheric Boundary: 197026.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 940.3 (K)
Blackbody T 0.3(K) 883.1 (K)
Blackbody T 0.7(K) 714.5 (K)
Tidally Locked Blackbody T 0.1(K) 1118.2 (K)
Tidally Locked Blackbody T 0.3(K) 1050.1 (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-272
Alternate Name : "2MASS J19563060+4735377, KIC 10426656, KOI-1161, WISE J195630.60+473537.8"
Star Distance(LY) : 2900.0
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5439 (K)
Spectral type : K0
UV portion[%]: 5.8
Visible portion[%]: 41.4
IR portion[%]: 52.8
Metalicity : -0.2
Absolute Magnitude: 3.4
Apparent Magnitude: 13.2
Right Ascension(RA) 299.1275
Declination (DEC) 47.5938
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-272+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-272%20d/
Kepler-272 d
Kepler-272 d

  • Kepler-272 d is an exoplanet orbiting the star Kepler-272, located about 2900.0 light-years (889.2 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-272 has apparent magnitude of 13.2, with absolute magnitude of 3.4.
  • It is 0.8 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 5439 with its spectral types of K0
  • In this planetary system, the extrasolar planet Kepler-272 d orbits around the star Kepler-272 every 10.9 days with its orbital distance of 0.09 AU ( 13613406.2 km)
  • (Projected orbit of Kepler-272 d around its host star Kepler-272)


  • The Star Kepler-272 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.790 AU ( 118211385.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.092 AU ( 163399026.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.664 AU ( 248983956.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.449 AU ( 366390799.5 km)
  • Radiation at Planetary Boundary of Kepler-272 d : 197026.40 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-272)



  • Kopparapu Recent Venus for Star Kepler-272 distance : 0.835 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-272 distance : 1.058 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-272 distance : 1.022 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-272 distance : 1.121 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-272 distance : 1.887 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-272 distance : 1.990 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-272)



  • Original Kopparapu Recent Venus for Star Kepler-272 distance : 0.831 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-272 distance : 1.088 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-272 distance : 1.100 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-272 distance : 1.919 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-272 distance : 1.996 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-272)



    (Position in Stellar Map of star Kepler-272 and its Exoplanet Kepler-272 d)



    (Zoomed position in Stellar Map of star Kepler-272 and its Exoplanet Kepler-272 d (zoom level 3))

    (Synthetic Spectrum of star Kepler-272*)
    *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