Imaginary Picture of Kepler-1058 b

Display orbital revolution of Kepler-1058 b around the hoststar Kepler-1058
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Exoplanet Name : Kepler-1058 b
Alternate Name : "2MASS J19382298+4552301 b, K02020.01, KIC 9349482 b, KOI-2020 b, KOI-2020.01, WISE J193822.95+455230.2 b"
Status : Confirmed
Radius (Rjup / Re): 0.2430 (Rjup) 2.7238 (Rearth)
Mass (Mjup / Me): 0.0211 (Mjup) 6.6992 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.4069 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.3038
Orbital Period(Observed/Estimated) 110.97 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.9030
Star Radiation at Atmospheric Boundary: 858.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 241.6 (K)
Blackbody T 0.3(K) 226.9 (K)
Blackbody T 0.7(K) 183.6 (K)
Tidally Locked Blackbody T 0.1(K) 287.3 (K)
Tidally Locked Blackbody T 0.3(K) 269.8 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1058
Alternate Name : "2MASS J19382298+4552301, KIC 9349482, KOI-2020, WISE J193822.95+455230.2"
Star Distance(LY) : 1153.2
Stellar Radius(Rsun) : 0.5 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 3.4 (GY)
Temperature : 4441 (K)
Spectral type : K4
UV portion[%]: 1.4
Visible portion[%]: 30.1
IR portion[%]: 68.5
Metalicity : -0.1
Absolute Magnitude: 6.0
Apparent Magnitude: 13.7
Right Ascension(RA) 294.5958
Declination (DEC) 45.8750
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-1058+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1058%20b/
Kepler-1058 b
Kepler-1058 b

  • Kepler-1058 b is an exoplanet orbiting the star Kepler-1058, located about 1153.2 light-years (353.6 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1058 has apparent magnitude of 13.7, with absolute magnitude of 6.0.
  • It is 0.7 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 4441 with its spectral types of K4
  • In this planetary system, the extrasolar planet Kepler-1058 b orbits around the star Kepler-1058 every 111.0 days with its orbital distance of 0.41 AU ( 60873942.2 km)
  • (Projected orbit of Kepler-1058 b around its host star Kepler-1058)


  • The Star Kepler-1058 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.233 AU ( 34898945.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.322 AU ( 48239462.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.491 AU ( 73506265.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.723 AU ( 108167689.8 km)
  • Radiation at Planetary Boundary of Kepler-1058 b : 858.82 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1058)



  • Kopparapu Recent Venus for Star Kepler-1058 distance : 0.258 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1058 distance : 0.327 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1058 distance : 0.316 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1058 distance : 0.347 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1058 distance : 0.607 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1058 distance : 0.640 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1058)



  • Original Kopparapu Recent Venus for Star Kepler-1058 distance : 0.255 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1058 distance : 0.337 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1058 distance : 0.337 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1058 distance : 0.617 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1058 distance : 0.642 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1058)



    (Position in Stellar Map of star Kepler-1058 and its Exoplanet Kepler-1058 b)



    (Zoomed position in Stellar Map of star Kepler-1058 and its Exoplanet Kepler-1058 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1058*)
    *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