Imaginary Picture of BD+48 740 b

Display orbital revolution of BD+48 740 b around the hoststar BD+48 740
/
Exoplanet Name : BD+48 740 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 1.7000 (Mjup) 540.4946 (Mearth)
Semi Major Axis / Orbital Distance Calculated 1.7000 (AU) 1.7000 (AU Est.)
Eccentricity : 0.7600
Orbital Period(Yrs) 2.0068
Orbital Period(Observed/Estimated) 733.00 (Days Obs.) 775.44 (Days Est.)
Star Radiation at Atmospheric Boundary: 19135.2 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 524.9 (K)
Blackbody T 0.3(K) 493.0 (K)
Blackbody T 0.7(K) 398.9 (K)
Tidally Locked Blackbody T 0.1(K) 624.3 (K)
Tidally Locked Blackbody T 0.3(K) 586.2 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Default
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : BD+48 740
Alternate Name :
Star Distance(LY) : 2214.4
Stellar Radius(Rsun) : 10.3 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4534 (K)
Spectral type : K3 III
Metalicity : -0.1
Absolute Magnitude: -0.5
Apparent Magnitude: 8.7
Right Ascension(RA) 40.7426
Declination (DEC) 2.7162
Hubble Space Telescope Guide Star Catalog (GSC) ID 03304-00090
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=BD%2B48+740+&submit=SIMBAD+search
Open Exoplanet Database Link
BD+48 740 b
BD+48 740 b

  • BD+48 740 b is an exoplanet orbiting the star BD+48 740, located about 2214.4 light-years (678.9 pc) away from Solar System. Its discovery was publicly announced on 2012.
  • The host star BD+48 740 has apparent magnitude of 8.7, with absolute magnitude of -0.5.
  • It is 1.1 times more massive and 10.3 times bigger compared with our Sun. The surface temperature is 4534 with its spectral types of K3 III
  • In this planetary system, the extrasolar planet BD+48 740 b orbits around the star BD+48 740 every 733.0 days with its orbital distance of 1.70 AU ( 254316380.2 km)
  • (Projected orbit of BD+48 740 b around its host star BD+48 740)


  • The Star BD+48 740 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 4.600 AU ( 688210771.3 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 6.359 AU ( 951287136.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 9.690 AU ( 1449551077.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 14.259 AU ( 2133077911.0 km)
  • Radiation at Planetary Boundary of BD+48 740 b : 19135.23 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star BD+48 740)



  • Kopparapu Recent Venus for Star BD+48 740 distance : 5.075 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star BD+48 740 distance : 6.425 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star BD+48 740 distance : 6.205 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star BD+48 740 distance : 6.815 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+48 740 distance : 11.881 AU
  • Kopparapu Outer Boundary for Early Mars for Star BD+48 740 distance : 12.533 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star BD+48 740)



  • Original Kopparapu Recent Venus for Star BD+48 740 distance : 5.008 AU
  • Original Kopparapu Runaway Greenhouse for Star BD+48 740 distance : 6.632 AU
  • Original Kopparapu Moist Greenhouse for Star BD+48 740 distance : 6.626 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+48 740 distance : 12.075 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star BD+48 740 distance : 12.558 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star BD+48 740)



    (Position in Stellar Map of star BD+48 740 and its Exoplanet BD+48 740 b)



    (Zoomed position in Stellar Map of star BD+48 740 and its Exoplanet BD+48 740 b (zoom level 3))