Imaginary Picture of Kepler-1552 b

Display orbital revolution of Kepler-1552 b around the hoststar Kepler-1552
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Exoplanet Name : Kepler-1552 b
Alternate Name : "2MASS J19264243+3852296 b, K04103.01, KIC 3747817 b, KOI-4103 b, KOI-4103.01"
Status : Confirmed
Radius (Rjup / Re): 0.2200 (Rjup) 2.4660 (Rearth)
Mass (Mjup / Me): 0.0192 (Mjup) 6.1075 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.6014 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.5059
Orbital Period(Observed/Estimated) 184.77 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.0043
Star Radiation at Atmospheric Boundary: 2559.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 317.5 (K)
Blackbody T 0.3(K) 298.1 (K)
Blackbody T 0.7(K) 241.2 (K)
Tidally Locked Blackbody T 0.1(K) 377.5 (K)
Tidally Locked Blackbody T 0.3(K) 354.5 (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-1552
Alternate Name : "2MASS J19264243+3852296, KIC 3747817, KOI-4103"
Star Distance(LY) : 2507.7
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 3.3 (GY)
Temperature : 5271 (K)
Spectral type : K0
UV portion[%]: 5.0
Visible portion[%]: 40.2
IR portion[%]: 54.8
Metalicity : -0.1
Absolute Magnitude: 4.1
Apparent Magnitude: 13.5
Right Ascension(RA) 291.6768
Declination (DEC) 38.8749
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-1552+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1552%20b/
Kepler-1552 b
Kepler-1552 b

  • Kepler-1552 b is an exoplanet orbiting the star Kepler-1552, located about 2507.7 light-years (768.9 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1552 has apparent magnitude of 13.5, with absolute magnitude of 4.1.
  • It is 0.8 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5271 with its spectral types of K0
  • In this planetary system, the extrasolar planet Kepler-1552 b orbits around the star Kepler-1552 every 184.8 days with its orbital distance of 0.60 AU ( 89969529.0 km)
  • (Projected orbit of Kepler-1552 b around its host star Kepler-1552)


  • The Star Kepler-1552 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.595 AU ( 89051335.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.823 AU ( 123092217.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.254 AU ( 187565299.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.845 AU ( 276010554.3 km)
  • Radiation at Planetary Boundary of Kepler-1552 b : 2559.94 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1552)



  • Kopparapu Recent Venus for Star Kepler-1552 distance : 0.635 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1552 distance : 0.804 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1552 distance : 0.777 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1552 distance : 0.852 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1552 distance : 1.443 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1552 distance : 1.522 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1552)



  • Original Kopparapu Recent Venus for Star Kepler-1552 distance : 0.630 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1552 distance : 0.828 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1552 distance : 0.834 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1552 distance : 1.467 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1552 distance : 1.526 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1552)



    (Position in Stellar Map of star Kepler-1552 and its Exoplanet Kepler-1552 b)



    (Zoomed position in Stellar Map of star Kepler-1552 and its Exoplanet Kepler-1552 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1552*)
    *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