MARVELS-4

Display orbital revolution around the star MARVELS-4
Imaginary Picture of Star MARVELS-4
Star Name : MARVELS-4
Alternate Name : TYC 2087-255-1
Star Distance (LY/pc): 711.0201 (LY) 218.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.6400 (Rsun, estimated)
Stellar Mass (Msun): 1.1600 (Msun/observed) 1.1600 (Msun/estimated)
Spectral type : G0IV
Metalicity : -0.2300
Absolute Magnitude : 3.84
Apparent Magnitude : 10.53
Right Ascension(RA) : 263.64058
Declination(DEC) : 29.96823
  • This is the MARVELS-4 . The star MARVELS-4 islocated about 711.0 light-years (218.0 pc) away from our Solar System.
  • The star MARVELS-4 has apparent magnitude of 10.5, with absolute magnitude of 3.8.
  • It is 1.2 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5903 with its spectral types of G0IV
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet MARVELS-4 b radius 1.049860 mass 40.000000 orbital distance 0.090000
    (Illustration of the MARVELS-4's Planetary System)



    The Star MARVELS-4 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.238 AU ( 185202790.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.711 AU ( 255998656.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.608 AU ( 390085299.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.837 AU ( 574027607.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star MARVELS-4)



    Kopparapu's Recent Venus for Star MARVELS-4 distance : 1.273 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star MARVELS-4 distance : 1.613 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star MARVELS-4 distance : 1.558 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star MARVELS-4 distance : 1.707 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star MARVELS-4 distance : 2.839 AU
    Kopparapu's Outer Boundary for Early Mars for Star MARVELS-4 distance : 2.994 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star MARVELS-4)



  • Original Kopparapu Recent Venus for Star MARVELS-4 distance : 1.278 AU
  • Original Kopparapu Runaway Greenhouse for Star MARVELS-4 distance : 1.656 AU
  • Original Kopparapu Moist Greenhouse for Star MARVELS-4 distance : 1.691 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star MARVELS-4 distance : 2.889 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star MARVELS-4 distance : 3.004 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star MARVELS-4)



    (Position in Stellar Map of star MARVELS-4 )



    (Zoomed position in Stellar Map of star MARVELS-4 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1231*)
    *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