Imaginary Picture of Kepler-799 b

Display orbital revolution of Kepler-799 b around the hoststar Kepler-799
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Exoplanet Name : Kepler-799 b
Alternate Name : "2MASS J19084197+4452428 b, K01261.01, KIC 8678594 b, KOI-1261 b, KOI-1261.01, WISE J190841.96+445242.9 b"
Status : Confirmed
Radius (Rjup / Re): 0.6140 (Rjup) 6.8823 (Rearth)
Mass (Mjup / Me): 0.2269 (Mjup) 72.1400 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.5024 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.3654
Orbital Period(Observed/Estimated) 133.46 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.5230
Star Radiation at Atmospheric Boundary: 9184.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 436.9 (K)
Blackbody T 0.3(K) 410.3 (K)
Blackbody T 0.7(K) 332.0 (K)
Tidally Locked Blackbody T 0.1(K) 519.6 (K)
Tidally Locked Blackbody T 0.3(K) 488.0 (K)
Size Class: sub-Jupiter-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-799
Alternate Name : "2MASS J19084197+4452428, KIC 8678594, KOI-1261, WISE J190841.96+445242.9"
Star Distance(LY) : 4922.0
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 4.0 (GY)
Temperature : 5587 (K)
Spectral type : G4
UV portion[%]: 7.5
Visible portion[%]: 44.3
IR portion[%]: 48.1
Metalicity : -0.1
Absolute Magnitude: 3.1
Apparent Magnitude: 14.0
Right Ascension(RA) 287.1749
Declination (DEC) 44.8786
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 674 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-799&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-799%20b/
Kepler-799 b
Kepler-799 b

  • Kepler-799 b is an exoplanet orbiting the star Kepler-799, located about 4922.0 light-years (1509.1 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-799 has apparent magnitude of 14.0, with absolute magnitude of 3.1.
  • It is 0.9 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 5587 with its spectral types of G4
  • In this planetary system, the extrasolar planet Kepler-799 b orbits around the star Kepler-799 every 133.5 days with its orbital distance of 0.50 AU ( 75163734.0 km)
  • (Projected orbit of Kepler-799 b around its host star Kepler-799)


  • The Star Kepler-799 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.942 AU ( 140918032.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.302 AU ( 194785547.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.984 AU ( 296810068.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.920 AU ( 436769018.1 km)
  • Radiation at Planetary Boundary of Kepler-799 b : 9184.51 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-799)



  • Kopparapu Recent Venus for Star Kepler-799 distance : 0.987 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-799 distance : 1.250 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-799 distance : 1.208 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-799 distance : 1.324 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-799 distance : 2.220 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-799 distance : 2.342 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-799)



  • Original Kopparapu Recent Venus for Star Kepler-799 distance : 0.985 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-799 distance : 1.286 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-799 distance : 1.304 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-799 distance : 2.259 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-799 distance : 2.349 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-799)



    (Position in Stellar Map of star Kepler-799 and its Exoplanet Kepler-799 b)



    (Zoomed position in Stellar Map of star Kepler-799 and its Exoplanet Kepler-799 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-799*)
    *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