Imaginary Picture of Kepler-1574 b

Display orbital revolution of Kepler-1574 b around the hoststar Kepler-1574
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Exoplanet Name : Kepler-1574 b
Alternate Name : "2MASS J19283807+4938159 b, K04234.01, KIC 11611275 b, KOI-4234 b, KOI-4234.01, WISE J192838.09+493815.9 b"
Status : Confirmed
Radius (Rjup / Re): 0.1150 (Rjup) 1.2890 (Rearth)
Mass (Mjup / Me): 0.0077 (Mjup) 2.4457 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0726 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0190
Orbital Period(Observed/Estimated) 6.94 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.4719
Star Radiation at Atmospheric Boundary: 414264.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1132.3 (K)
Blackbody T 0.3(K) 1063.3 (K)
Blackbody T 0.7(K) 860.4 (K)
Tidally Locked Blackbody T 0.1(K) 1346.5 (K)
Tidally Locked Blackbody T 0.3(K) 1264.5 (K)
Size Class: super-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-1574
Alternate Name : "2MASS J19283807+4938159, KIC 11611275, KOI-4234, WISE J192838.09+493815.9"
Star Distance(LY) : 4522.3
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 3.8 (GY)
Temperature : 6117 (K)
Spectral type : G1
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 3.3
Apparent Magnitude: 14.0
Right Ascension(RA) 292.1587
Declination (DEC) 49.6378
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-1574+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1574%20b/
Kepler-1574 b
Kepler-1574 b

  • Kepler-1574 b is an exoplanet orbiting the star Kepler-1574, located about 4522.3 light-years (1386.5 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1574 has apparent magnitude of 14.0, with absolute magnitude of 3.3.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 6117 with its spectral types of G1
  • In this planetary system, the extrasolar planet Kepler-1574 b orbits around the star Kepler-1574 every 6.9 days with its orbital distance of 0.07 AU ( 10863631.7 km)
  • (Projected orbit of Kepler-1574 b around its host star Kepler-1574)


  • The Star Kepler-1574 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.914 AU ( 136786794.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.264 AU ( 189075097.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.926 AU ( 288108605.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.834 AU ( 423964434.4 km)
  • Radiation at Planetary Boundary of Kepler-1574 b : 414264.47 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1574)



  • Kopparapu Recent Venus for Star Kepler-1574 distance : 0.928 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1574 distance : 1.176 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1574 distance : 1.135 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1574 distance : 1.244 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1574 distance : 2.059 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1574 distance : 2.172 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1574)



  • Original Kopparapu Recent Venus for Star Kepler-1574 distance : 0.936 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1574 distance : 1.207 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1574 distance : 1.239 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1574 distance : 2.096 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1574 distance : 2.180 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1574)



    (Position in Stellar Map of star Kepler-1574 and its Exoplanet Kepler-1574 b)



    (Zoomed position in Stellar Map of star Kepler-1574 and its Exoplanet Kepler-1574 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1574*)
    *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