Kepler-277

Display orbital revolution around the star Kepler-277
Imaginary Picture of Star Kepler-277
Star Name : Kepler-277
Alternate Name : "2MASS J19061996+3904379, KIC 3939150, KOI-1215, WISE J190619.97+390438.1"
Star Distance (LY/pc): 3279.5648 (LY) 1005.5203 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.6500 (Rsun, estimated)
Stellar Mass (Msun): 1.1900 (Msun/observed) 1.1900 (Msun/estimated)
Spectral type : G1
Metalicity : -0.3150
Absolute Magnitude : 3.39
Apparent Magnitude : 13.40
Right Ascension(RA) : 286.58316
Declination(DEC) : 39.07721
  • This is the Kepler-277 . The star Kepler-277 islocated about 3279.6 light-years (1005.5 pc) away from our Solar System.
  • The star Kepler-277 has apparent magnitude of 13.4, with absolute magnitude of 3.4.
  • It is 1.2 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5946 with its spectral types of G1
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-277 b radius 0.261000 mass 0.275000 orbital distance 0.000000
  • Name of the 2 Planet Kepler-277 c radius 0.300000 mass 0.202000 orbital distance 0.000000
    (Illustration of the Kepler-277's Planetary System)



    The Star Kepler-277 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.264 AU ( 189056610.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.747 AU ( 261325641.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.662 AU ( 398202446.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.917 AU ( 585972344.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-277)



    Kopparapu's Recent Venus for Star Kepler-277 distance : 1.297 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-277 distance : 1.642 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-277 distance : 1.586 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-277 distance : 1.738 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-277 distance : 2.887 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-277 distance : 3.045 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-277)



  • Original Kopparapu Recent Venus for Star Kepler-277 distance : 1.303 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-277 distance : 1.686 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-277 distance : 1.724 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-277 distance : 2.938 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-277 distance : 3.056 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-277)



    (Position in Stellar Map of star Kepler-277 )



    (Zoomed position in Stellar Map of star Kepler-277 (zoom level 3))

    (Synthetic Spectrum of star KMT-2023-BLG-0469*)
    *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