Imaginary Picture of HATS-57 b
/
Exoplanet Name : HATS-57 b
Alternate Name :
Radius (Rjup / Re): 1.1300 (Rjup) 12.6662 (Rearth)
Mass (Mjup / Me): 3.1470 (Mjup) 1000.5509 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0349 (AU) 0.0349 (AU Est.)
Eccentricity : 0.0280
Orbital Period(Yrs) 0.0064
Orbital Period(Observed/Estimated) 2.35 (Days Obs.) 2.35 (Days Est.)
Star Radiation at Atmospheric Boundary: 902536.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1375.7 (K)
Blackbody T 0.3(K) 1291.9 (K)
Blackbody T 0.7(K) 1045.3 (K)
Tidally Locked Blackbody T 0.1(K) 1635.9 (K)
Tidally Locked Blackbody T 0.3(K) 1536.3 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HATS-57
Alternate Name :
Star Distance(LY) : 913.2
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 2.5 (GY)
Temperature : 5587 (K)
Spectral type : G6
Metalicity : 0.3
Absolute Magnitude: 5.1
Apparent Magnitude: 12.3
Right Ascension(RA) 60.9500
Declination (DEC) -19.0567
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
HATS-57 b
HATS-57 b

  • HATS-57 b is an exoplanet orbiting the star HATS-57, located about 913.2 light-years (280.0 pc) away from Solar System. Its discovery was publicly announced on 2018.
  • The host star HATS-57 has apparent magnitude of 12.3, 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 5587 with its spectral types of G6
  • In this planetary system, the extrasolar planet HATS-57 b orbits around the star HATS-57 every 2.4 days with its orbital distance of 0.03 AU ( 5225453.6 km)
  • (Projected orbit of HATS-57 b around its host star HATS-57)


  • The Star HATS-57 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.649 AU ( 97115083.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.897 AU ( 134238424.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.367 AU ( 204549652.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.012 AU ( 301003774.2 km)
  • Radiation at Planetary Boundary of HATS-57 b : 902536.53 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HATS-57)



  • Kopparapu Recent Venus for Star HATS-57 distance : 0.681 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HATS-57 distance : 0.862 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HATS-57 distance : 0.832 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HATS-57 distance : 0.913 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-57 distance : 1.530 AU
  • Kopparapu Outer Boundary for Early Mars for Star HATS-57 distance : 1.614 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HATS-57)



  • Original Kopparapu Recent Venus for Star HATS-57 distance : 0.679 AU
  • Original Kopparapu Runaway Greenhouse for Star HATS-57 distance : 0.886 AU
  • Original Kopparapu Moist Greenhouse for Star HATS-57 distance : 0.898 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HATS-57 distance : 1.557 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HATS-57 distance : 1.619 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HATS-57)



    (Position in Stellar Map of star HATS-57 and its Exoplanet HATS-57 b)



    (Zoomed position in Stellar Map of star HATS-57 and its Exoplanet HATS-57 b (zoom level 3))