LP 754-21

Display orbital revolution around the star LP 754-21
Imaginary Picture of Star LP 754-21
Star Name : LP 754-21
Alternate Name :
Star Distance (LY/pc): 188.1271 (LY) 57.6801 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.4900 (Rsun, estimated)
Stellar Mass (Msun): 0.4880 (Msun/observed) 0.4880 (Msun/estimated)
Spectral type : sdM1
Metalicity : -0.7500
Absolute Magnitude : 9.86
Apparent Magnitude : 13.67
Right Ascension(RA) : 302.06690
Declination(DEC) : -12.77043
  • This is the LP 754-21 . The star LP 754-21 islocated about 188.1 light-years (57.7 pc) away from our Solar System.
  • The star LP 754-21 has apparent magnitude of 13.7, with absolute magnitude of 9.9.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3639 with its spectral types of sdM1
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet LP 754-21 b radius 0.000000 mass 0.000000 orbital distance 4800.000000
    (Illustration of the LP 754-21's Planetary System)



    The Star LP 754-21 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.141 AU ( 21028984.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.194 AU ( 29067552.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.296 AU ( 44292517.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.436 AU ( 65178379.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star LP 754-21)



    Kopparapu's Recent Venus for Star LP 754-21 distance : 0.159 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star LP 754-21 distance : 0.201 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star LP 754-21 distance : 0.194 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star LP 754-21 distance : 0.212 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star LP 754-21 distance : 0.388 AU
    Kopparapu's Outer Boundary for Early Mars for Star LP 754-21 distance : 0.409 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star LP 754-21)



  • Original Kopparapu Recent Venus for Star LP 754-21 distance : 0.157 AU
  • Original Kopparapu Runaway Greenhouse for Star LP 754-21 distance : 0.208 AU
  • Original Kopparapu Moist Greenhouse for Star LP 754-21 distance : 0.208 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star LP 754-21 distance : 0.394 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star LP 754-21 distance : 0.410 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star LP 754-21)



    (Position in Stellar Map of star LP 754-21 )



    (Zoomed position in Stellar Map of star LP 754-21 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1206*)
    *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