Imaginary Picture of BD+15 2375 b
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Exoplanet Name : BD+15 2375 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 1.0600 (Mjup) 337.0143 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.5760 (AU) 0.5760 (AU Est.)
Eccentricity : 0.0010
Orbital Period(Yrs) 0.4195
Orbital Period(Observed/Estimated) 153.22 (Days Obs.) 153.64 (Days Est.)
Star Radiation at Atmospheric Boundary: 138307.0 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 860.7 (K)
Blackbody T 0.3(K) 808.3 (K)
Blackbody T 0.7(K) 654.0 (K)
Tidally Locked Blackbody T 0.1(K) 1023.6 (K)
Tidally Locked Blackbody T 0.3(K) 961.2 (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 : BD+15 2375
Alternate Name :
Star Distance(LY) : 1988.8
Stellar Radius(Rsun) : 8.9 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 7.4 (GY)
Temperature : 4649 (K)
Spectral type : K4
Metalicity : -0.2
Absolute Magnitude: 1.4
Apparent Magnitude: 10.3
Right Ascension(RA) 176.4821
Declination (DEC) 14.6164
Hubble Space Telescope Guide Star Catalog (GSC) ID 00870-00204
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title 0
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=BD%2B15+2375+&submit=SIMBAD+search
Open Exoplanet Database Link 0
BD+15 2375 b
BD+15 2375 b

  • BD+15 2375 b is an exoplanet orbiting the star BD+15 2375, located about 1988.8 light-years (609.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star BD+15 2375 has apparent magnitude of 10.3, with absolute magnitude of 1.4.
  • It is 1.1 times more massive and 8.9 times bigger compared with our Sun. The surface temperature is 4649 with its spectral types of K4
  • In this planetary system, the extrasolar planet BD+15 2375 b orbits around the star BD+15 2375 every 153.2 days with its orbital distance of 0.58 AU ( 86168373.5 km)
  • (Projected orbit of BD+15 2375 b around its host star BD+15 2375)


  • The Star BD+15 2375 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 4.191 AU ( 626902844.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 5.792 AU ( 866543559.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 8.826 AU ( 1320420619.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 12.989 AU ( 1943056785.6 km)
  • Radiation at Planetary Boundary of BD+15 2375 b : 138306.98 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star BD+15 2375)



  • Kopparapu Recent Venus for Star BD+15 2375 distance : 4.603 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star BD+15 2375 distance : 5.827 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star BD+15 2375 distance : 5.628 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star BD+15 2375 distance : 6.180 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+15 2375 distance : 10.721 AU
  • Kopparapu Outer Boundary for Early Mars for Star BD+15 2375 distance : 11.309 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star BD+15 2375)



  • Original Kopparapu Recent Venus for Star BD+15 2375 distance : 4.544 AU
  • Original Kopparapu Runaway Greenhouse for Star BD+15 2375 distance : 6.013 AU
  • Original Kopparapu Moist Greenhouse for Star BD+15 2375 distance : 6.012 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+15 2375 distance : 10.897 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star BD+15 2375 distance : 11.332 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star BD+15 2375)



    (Position in Stellar Map of star BD+15 2375 and its Exoplanet BD+15 2375 b)



    (Zoomed position in Stellar Map of star BD+15 2375 and its Exoplanet BD+15 2375 b (zoom level 3))