Imaginary Picture of chi Vir c

Display orbital revolution of chi Vir c around the hoststar chi Vir
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Exoplanet Name : chi Vir c
Alternate Name : HD 110014 c
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 3.1000 (Mjup) 985.6078 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.6400 (AU) 0.6400 (AU Est.)
Eccentricity : 0.4400
Orbital Period(Yrs) 0.3559
Orbital Period(Observed/Estimated) 130.00 (Days Obs.) 126.95 (Days Est.)
Surface Gravity (G Earth) 9.5183
Star Radiation at Atmospheric Boundary: 510533.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1193.0 (K)
Blackbody T 0.3(K) 1120.4 (K)
Blackbody T 0.7(K) 906.5 (K)
Tidally Locked Blackbody T 0.1(K) 1418.8 (K)
Tidally Locked Blackbody T 0.3(K) 1332.4 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : chi Vir
Alternate Name : HD 110014
Star Distance(LY) : 293.5
Stellar Radius(Rsun) : 20.9 (Rsun Measured)
Stellar Mass(Msun) : 2.2 (Msun Measured) 2.1 (Msun Estimated)
Star Age : 0.9 (GY)
Temperature : 4445 (K)
Spectral type : K2III
UV portion[%]: 1.4
Visible portion[%]: 30.2
IR portion[%]: 68.4
Metalicity : 0.2
Absolute Magnitude: -0.1
Apparent Magnitude: 4.7
Right Ascension(RA) 189.8083
Declination (DEC) -7.9956
Hubble Space Telescope Guide Star Catalog (GSC) ID 05528-01471
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+110014&submit=SIMBAD+search
Open Exoplanet Database Link
chi Vir c
chi Vir c

  • chi Vir c is an exoplanet orbiting the star chi Vir, located about 293.5 light-years (90.0 pc) away from Solar System. Its discovery was publicly announced on 2015.
  • The host star chi Vir has apparent magnitude of 4.7, with absolute magnitude of -0.1.
  • It is 2.2 times more massive and 20.9 times bigger compared with our Sun. The surface temperature is 4445 with its spectral types of K2III
  • In this planetary system, the extrasolar planet chi Vir c orbits around the star chi Vir every 130.0 days with its orbital distance of 0.64 AU ( 95742637.2 km)
  • (Projected orbit of chi Vir c around its host star chi Vir)


  • The Star chi Vir 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 8.946 AU ( 1338282901.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 12.366 AU ( 1849856704.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 18.842 AU ( 2818772245.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 27.727 AU ( 4147946841.8 km)
  • Radiation at Planetary Boundary of chi Vir c : 510533.80 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star chi Vir)



  • Kopparapu Recent Venus for Star chi Vir distance : 9.899 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star chi Vir distance : 12.531 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star chi Vir distance : 12.104 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star chi Vir distance : 13.294 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star chi Vir distance : 23.271 AU
  • Kopparapu Outer Boundary for Early Mars for Star chi Vir distance : 24.549 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star chi Vir)



  • Original Kopparapu Recent Venus for Star chi Vir distance : 9.767 AU
  • Original Kopparapu Runaway Greenhouse for Star chi Vir distance : 12.940 AU
  • Original Kopparapu Moist Greenhouse for Star chi Vir distance : 12.923 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star chi Vir distance : 23.650 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star chi Vir distance : 24.595 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star chi Vir)



    (Position in Stellar Map of star chi Vir and its Exoplanet chi Vir c)



    (Zoomed position in Stellar Map of star chi Vir and its Exoplanet chi Vir c (zoom level 3))

    (Synthetic Spectrum of star chi Vir*)
    *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