Imaginary Picture of HD 13507 c

Display orbital revolution of HD 13507 c around the hoststar HD 13507
/
Exoplanet Name : HD 13507 c
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 30.0000 (Mjup) 9538.1400 (Mearth)
Semi Major Axis / Orbital Distance Calculated 5.4000 (AU) 5.4000 (AU Est.)
Eccentricity : 0.2000
Orbital Period(Yrs) 12.0914
Orbital Period(Observed/Estimated) 4416.50 (Days Obs.) 4538.17 (Days Est.)
Surface Gravity (G Earth) 92.1130
Star Radiation at Atmospheric Boundary: 37.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 110.3 (K)
Blackbody T 0.3(K) 103.6 (K)
Blackbody T 0.7(K) 83.8 (K)
Tidally Locked Blackbody T 0.1(K) 131.2 (K)
Tidally Locked Blackbody T 0.3(K) 123.2 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 13507
Alternate Name : *V450 And
Star Distance(LY) : 85.4
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5713 (K)
Spectral type : G3V
UV portion[%]: 7.6
Visible portion[%]: 44.5
IR portion[%]: 47.9
Metalicity : 0.0
Absolute Magnitude: 5.1
Apparent Magnitude: 7.2
Right Ascension(RA) 33.2291
Declination (DEC) 40.6684
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 13507 c
HD 13507 c

  • HD 13507 c is an exoplanet orbiting the star HD 13507, located about 85.4 light-years (26.2 pc) away from Solar System. Its discovery was publicly announced on 2021.
  • The host star HD 13507 has apparent magnitude of 7.2, with absolute magnitude of 5.1.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5713 with its spectral types of G3V
  • In this planetary system, the extrasolar planet HD 13507 c orbits around the star HD 13507 every 4416.5 days with its orbital distance of 5.40 AU ( 807828501.8 km)
  • (Projected orbit of HD 13507 c around its host star HD 13507)


  • The Star HD 13507 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.645 AU ( 96520471.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.892 AU ( 133416515.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.359 AU ( 203297244.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.000 AU ( 299160800.4 km)
  • Radiation at Planetary Boundary of HD 13507 c : 37.30 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 13507)



  • Kopparapu Recent Venus for Star HD 13507 distance : 0.671 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 13507 distance : 0.850 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 13507 distance : 0.821 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 13507 distance : 0.900 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 13507 distance : 1.504 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 13507 distance : 1.586 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 13507)



  • Original Kopparapu Recent Venus for Star HD 13507 distance : 0.671 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 13507 distance : 0.874 AU
  • Original Kopparapu Moist Greenhouse for Star HD 13507 distance : 0.888 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 13507 distance : 1.530 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 13507 distance : 1.591 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 13507)



    (Position in Stellar Map of star HD 13507 and its Exoplanet HD 13507 c)



    (Zoomed position in Stellar Map of star HD 13507 and its Exoplanet HD 13507 c (zoom level 3))

    (Synthetic Spectrum of star HD 13507*)
    *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