Imaginary Picture of HD 33142 c

Display orbital revolution of HD 33142 c around the hoststar HD 33142
/
Exoplanet Name : HD 33142 c
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.2770 (Rjup) 14.3139 (Rearth)
Mass (Mjup / Me): 0.8850 (Mjup) 281.3751 (Mearth)
Semi Major Axis / Orbital Distance Calculated 1.9600 (AU) 1.9600 (AU Est.)
Eccentricity : 0.2000
Orbital Period(Yrs) 2.2217
Orbital Period(Observed/Estimated) 811.50 (Days Obs.) 807.63 (Days Est.)
Surface Gravity (G Earth) 1.3733
Star Radiation at Atmospheric Boundary: 3726.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 348.7 (K)
Blackbody T 0.3(K) 327.5 (K)
Blackbody T 0.7(K) 265.0 (K)
Tidally Locked Blackbody T 0.1(K) 414.7 (K)
Tidally Locked Blackbody T 0.3(K) 389.4 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection : Theoretical
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 33142
Alternate Name :
Star Distance(LY) : 411.0
Stellar Radius(Rsun) : 4.4 (Rsun Measured)
Stellar Mass(Msun) : 1.5 (Msun Measured) 1.5 (Msun Estimated)
Star Age : 3.0 (GY)
Temperature : 4978 (K)
Spectral type : K0III
UV portion[%]: 3.1
Visible portion[%]: 36.8
IR portion[%]: 60.0
Metalicity : 0.1
Absolute Magnitude: 2.5
Apparent Magnitude: 8.0
Right Ascension(RA) 76.8981
Declination (DEC) -13.9865
Hubble Space Telescope Guide Star Catalog (GSC) ID 05342-00891
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+33142+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%2033142%20b/
HD 33142 c
HD 33142 c

  • HD 33142 c is an exoplanet orbiting the star HD 33142, located about 411.0 light-years (126.0 pc) away from Solar System. Its discovery was publicly announced on 2010.
  • The host star HD 33142 has apparent magnitude of 8.0, with absolute magnitude of 2.5.
  • It is 1.5 times more massive and 4.4 times bigger compared with our Sun. The surface temperature is 4978 with its spectral types of K0III
  • In this planetary system, the extrasolar planet HD 33142 c orbits around the star HD 33142 every 811.5 days with its orbital distance of 1.96 AU ( 293211826.6 km)
  • (Projected orbit of HD 33142 c around its host star HD 33142)


  • The Star HD 33142 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.341 AU ( 350150206.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.235 AU ( 483999090.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.930 AU ( 737507504.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 7.255 AU ( 1085274600.8 km)
  • Radiation at Planetary Boundary of HD 33142 c : 3726.36 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 33142)



  • Kopparapu Recent Venus for Star HD 33142 distance : 2.535 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 33142 distance : 3.209 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 33142 distance : 3.100 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 33142 distance : 3.402 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 33142 distance : 5.822 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 33142 distance : 6.141 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 33142)



  • Original Kopparapu Recent Venus for Star HD 33142 distance : 2.507 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 33142 distance : 3.307 AU
  • Original Kopparapu Moist Greenhouse for Star HD 33142 distance : 3.318 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 33142 distance : 5.919 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 33142 distance : 6.156 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 33142)



    (Position in Stellar Map of star HD 33142 and its Exoplanet HD 33142 c)



    (Zoomed position in Stellar Map of star HD 33142 and its Exoplanet HD 33142 c (zoom level 3))

    (Synthetic Spectrum of star HD 33142*)
    *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