Kepler-1877 A

Display orbital revolution around the star Kepler-1877 A
Imaginary Picture of Star Kepler-1877 A
Star Name : Kepler-1877 A
Alternate Name : "KIC 9898447, KOI-2803, KOI-2803 A"
Star Distance (LY/pc): 930.5622 (LY) 285.3120 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0220 (Rsun, estimated)
Stellar Mass (Msun): 0.9540 (Msun/observed) 0.9540 (Msun/estimated)
Spectral type : G5V
Metalicity : 0.1580
Absolute Magnitude : 5.08
Apparent Magnitude : 12.36
Right Ascension(RA) : 294.86688
Declination(DEC) : 46.79056
  • This is the Kepler-1877 A . The star Kepler-1877 A islocated about 930.6 light-years (285.3 pc) away from our Solar System.
  • The star Kepler-1877 A has apparent magnitude of 12.4, with absolute magnitude of 5.1.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5459 with its spectral types of G5V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-1877 Ab radius 0.055670 mass 0.000586 orbital distance 0.035100
    (Illustration of the Kepler-1877 A's Planetary System)



    The Star Kepler-1877 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.660 AU ( 98704100.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.912 AU ( 136434861.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.390 AU ( 207896536.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.045 AU ( 305928861.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1877 A)



    Kopparapu's Recent Venus for Star Kepler-1877 A distance : 0.697 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-1877 A distance : 0.882 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1877 A distance : 0.852 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-1877 A distance : 0.934 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-1877 A distance : 1.573 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-1877 A distance : 1.659 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1877 A)



  • Original Kopparapu Recent Venus for Star Kepler-1877 A distance : 0.694 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1877 A distance : 0.908 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1877 A distance : 0.918 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1877 A distance : 1.600 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1877 A distance : 1.664 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1877 A)



    (Position in Stellar Map of star Kepler-1877 A )



    (Zoomed position in Stellar Map of star Kepler-1877 A (zoom level 3))

    (Synthetic Spectrum of star Kepler-797*)
    *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