Imaginary Picture of HD 112570 b

Display orbital revolution of HD 112570 b around the hoststar HD 112570
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Exoplanet Name : HD 112570 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 3.4200 (Mjup) 1087.3480 (Mearth)
Semi Major Axis / Orbital Distance Calculated 3.9000 (AU) 3.9000 (AU Est.)
Eccentricity : 0.2000
Orbital Period(Yrs) 7.1593
Orbital Period(Observed/Estimated) 2615.00 (Days Obs.) 2623.24 (Days Est.)
Surface Gravity (G Earth) 10.5009
Star Radiation at Atmospheric Boundary: 3540.2 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 344.3 (K)
Blackbody T 0.3(K) 323.3 (K)
Blackbody T 0.7(K) 261.6 (K)
Tidally Locked Blackbody T 0.1(K) 409.4 (K)
Tidally Locked Blackbody T 0.3(K) 384.5 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : "Radial Velocity, Astrometry"
Mass Detection : Astrometry
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 112570
Alternate Name :
Star Distance(LY) : 327.8
Stellar Radius(Rsun) : 9.6 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 5.5 (GY)
Temperature : 4672 (K)
Spectral type : K0 III
UV portion[%]: 2.1
Visible portion[%]: 33.8
IR portion[%]: 64.1
Metalicity : -0.5
Absolute Magnitude: 1.1
Apparent Magnitude: 6.1
Right Ascension(RA) 194.2833
Declination (DEC) 46.1767
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
HD 112570 b
HD 112570 b

  • HD 112570 b is an exoplanet orbiting the star HD 112570, located about 327.8 light-years (100.5 pc) away from Solar System. Its discovery was publicly announced on 2023.
  • The host star HD 112570 has apparent magnitude of 6.1, with absolute magnitude of 1.1.
  • It is 1.1 times more massive and 9.6 times bigger compared with our Sun. The surface temperature is 4672 with its spectral types of K0 III
  • In this planetary system, the extrasolar planet HD 112570 b orbits around the star HD 112570 every 2615.0 days with its orbital distance of 3.90 AU ( 583431695.7 km)
  • (Projected orbit of HD 112570 b around its host star HD 112570)


  • The Star HD 112570 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 4.540 AU ( 679102006.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 6.275 AU ( 938696443.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 9.561 AU ( 1430365647.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 14.070 AU ( 2104845710.0 km)
  • Radiation at Planetary Boundary of HD 112570 b : 3540.21 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 112570)



  • Kopparapu Recent Venus for Star HD 112570 distance : 4.982 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 112570 distance : 6.307 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 112570 distance : 6.092 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 112570 distance : 6.688 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 112570 distance : 11.591 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 112570 distance : 12.227 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 112570)



  • Original Kopparapu Recent Venus for Star HD 112570 distance : 4.918 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 112570 distance : 6.507 AU
  • Original Kopparapu Moist Greenhouse for Star HD 112570 distance : 6.507 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 112570 distance : 11.782 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 112570 distance : 12.252 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 112570)



    (Position in Stellar Map of star HD 112570 and its Exoplanet HD 112570 b)



    (Zoomed position in Stellar Map of star HD 112570 and its Exoplanet HD 112570 b (zoom level 3))

    (Synthetic Spectrum of star HD 112570*)
    *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