Imaginary Picture of Kepler-784 b

Display orbital revolution of Kepler-784 b around the hoststar Kepler-784
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Exoplanet Name : Kepler-784 b
Alternate Name : "2MASS J19434095+4726550 b, K01175.01, KIC 10350571 b, KOI-1175 b, KOI-1175.01, WISE J194340.95+472655.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.1410 (Rjup) 1.5805 (Rearth)
Mass (Mjup / Me): 0.0127 (Mjup) 4.0382 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1956 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0865
Orbital Period(Observed/Estimated) 31.59 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.6166
Star Radiation at Atmospheric Boundary: 268688.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1016.1 (K)
Blackbody T 0.3(K) 954.3 (K)
Blackbody T 0.7(K) 772.1 (K)
Tidally Locked Blackbody T 0.1(K) 1208.4 (K)
Tidally Locked Blackbody T 0.3(K) 1134.8 (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-784
Alternate Name : "2MASS J19434095+4726550, KIC 10350571, KOI-1175, WISE J194340.95+472655.0"
Star Distance(LY) : 4248.7
Stellar Radius(Rsun) : 2.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 9.1 (GY)
Temperature : 5640 (K)
Spectral type : G5
UV portion[%]: 7.4
Visible portion[%]: 44.1
IR portion[%]: 48.5
Metalicity : 0.1
Absolute Magnitude: 1.5
Apparent Magnitude: 12.1
Right Ascension(RA) 295.9207
Declination (DEC) 47.4486
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. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 669 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-784+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-784%20b/
Kepler-784 b
Kepler-784 b

  • Kepler-784 b is an exoplanet orbiting the star Kepler-784, located about 4248.7 light-years (1302.7 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-784 has apparent magnitude of 12.1, with absolute magnitude of 1.5.
  • It is 1.0 times more massive and 2.9 times bigger compared with our Sun. The surface temperature is 5640 with its spectral types of G5
  • In this planetary system, the extrasolar planet Kepler-784 b orbits around the star Kepler-784 every 31.6 days with its orbital distance of 0.20 AU ( 29258525.4 km)
  • (Projected orbit of Kepler-784 b around its host star Kepler-784)


  • The Star Kepler-784 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.983 AU ( 296692870.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.741 AU ( 410107081.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.177 AU ( 624912436.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 6.147 AU ( 919586025.5 km)
  • Radiation at Planetary Boundary of Kepler-784 b : 268688.30 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-784)



  • Kopparapu Recent Venus for Star Kepler-784 distance : 2.073 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-784 distance : 2.624 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-784 distance : 2.535 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-784 distance : 2.779 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-784 distance : 4.652 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-784 distance : 4.907 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-784)



  • Original Kopparapu Recent Venus for Star Kepler-784 distance : 2.070 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-784 distance : 2.698 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-784 distance : 2.739 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-784 distance : 4.734 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-784 distance : 4.923 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-784)



    (Position in Stellar Map of star Kepler-784 and its Exoplanet Kepler-784 b)



    (Zoomed position in Stellar Map of star Kepler-784 and its Exoplanet Kepler-784 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-784*)
    *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