Imaginary Picture of Kepler-1573 b

Display orbital revolution of Kepler-1573 b around the hoststar Kepler-1573
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Exoplanet Name : Kepler-1573 b
Alternate Name : "2MASS J19315720+4929058 b, K04232.01, KIC 11509504 b, KOI-4232 b, KOI-4232.01, WISE J193157.20+492905.7 b"
Status : Confirmed
Radius (Rjup / Re): 0.1070 (Rjup) 1.1994 (Rearth)
Mass (Mjup / Me): 0.0059 (Mjup) 1.8826 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0373 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0072
Orbital Period(Observed/Estimated) 2.62 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.3088
Star Radiation at Atmospheric Boundary: 1750398.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1623.4 (K)
Blackbody T 0.3(K) 1524.5 (K)
Blackbody T 0.7(K) 1233.5 (K)
Tidally Locked Blackbody T 0.1(K) 1930.6 (K)
Tidally Locked Blackbody T 0.3(K) 1813.0 (K)
Size Class: Earth-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-1573
Alternate Name : "2MASS J19315720+4929058, KIC 11509504, KOI-4232, WISE J193157.20+492905.7"
Star Distance(LY) : 4756.4
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.1 (GY)
Temperature : 6087 (K)
Spectral type : G2
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.0
Absolute Magnitude: 3.2
Apparent Magnitude: 14.0
Right Ascension(RA) 292.9883
Declination (DEC) 49.4850
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-1573+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1573%20b/
Kepler-1573 b
Kepler-1573 b

  • Kepler-1573 b is an exoplanet orbiting the star Kepler-1573, located about 4756.4 light-years (1458.3 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1573 has apparent magnitude of 14.0, with absolute magnitude of 3.2.
  • It is 1.0 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 6087 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-1573 b orbits around the star Kepler-1573 every 2.6 days with its orbital distance of 0.04 AU ( 5576612.6 km)
  • (Projected orbit of Kepler-1573 b around its host star Kepler-1573)


  • The Star Kepler-1573 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.965 AU ( 144334178.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.334 AU ( 199507553.2 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.032 AU ( 304005360.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.990 AU ( 447357205.1 km)
  • Radiation at Planetary Boundary of Kepler-1573 b : 1750398.08 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1573)



  • Kopparapu Recent Venus for Star Kepler-1573 distance : 0.981 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1573 distance : 1.243 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1573 distance : 1.200 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1573 distance : 1.316 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1573 distance : 2.178 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1573 distance : 2.298 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1573)



  • Original Kopparapu Recent Venus for Star Kepler-1573 distance : 0.989 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1573 distance : 1.276 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1573 distance : 1.309 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1573 distance : 2.217 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1573 distance : 2.306 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1573)



    (Position in Stellar Map of star Kepler-1573 and its Exoplanet Kepler-1573 b)



    (Zoomed position in Stellar Map of star Kepler-1573 and its Exoplanet Kepler-1573 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1573*)
    *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