Imaginary Picture of TOI-4987 b

Display orbital revolution of TOI-4987 b around the hoststar TOI-4987
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Exoplanet Name : TOI-4987 b
Alternate Name : Bd-14 3065 b
Status : Confirmed
Radius (Rjup / Re): 1.9300 (Rjup) 21.6334 (Rearth)
Mass (Mjup / Me): 12.3700 (Mjup) 3932.8931 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0656 (AU) 0.0656 (AU Est.)
Eccentricity : 0.0700
Orbital Period(Yrs) 0.0117
Orbital Period(Observed/Estimated) 4.29 (Days Obs.) 5.17 (Days Est.)
Surface Gravity (G Earth) 8.4036
Star Radiation at Atmospheric Boundary: 3640145.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1949.5 (K)
Blackbody T 0.3(K) 1830.8 (K)
Blackbody T 0.7(K) 1481.3 (K)
Tidally Locked Blackbody T 0.1(K) 2318.4 (K)
Tidally Locked Blackbody T 0.3(K) 2177.2 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : TOI-4987
Alternate Name : BD-14 3065 A
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 2.4 (Rsun Measured)
Stellar Mass(Msun) : 1.4 (Msun Measured) 2.0 (Msun Estimated)
Star Age : 9.3 (GY)
Temperature : 6935 (K)
Spectral type : F3
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.3
Absolute Magnitude: 25.0
Apparent Magnitude: 11.0
Right Ascension(RA) 153.6697
Declination (DEC) 15.6429
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
TOI-4987 b
TOI-4987 b

  • TOI-4987 b is an exoplanet orbiting the star TOI-4987. Its discovery was publicly announced on 2024.
  • The host star TOI-4987 has apparent magnitude of 11.0, with absolute magnitude of 25.0.
  • It is 1.4 times more massive and 2.4 times bigger compared with our Sun. The surface temperature is 6935 with its spectral types of F3
  • In this planetary system, the extrasolar planet TOI-4987 b orbits around the star TOI-4987 every 4.3 days with its orbital distance of 0.07 AU ( 9813620.3 km)
  • (Projected orbit of TOI-4987 b around its host star TOI-4987)


  • The Star TOI-4987 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.448 AU ( 366284807.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.384 AU ( 506301325.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 5.157 AU ( 771491175.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 7.589 AU ( 1135283062.0 km)
  • Radiation at Planetary Boundary of TOI-4987 b : 3640145.29 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-4987)



  • Kopparapu Recent Venus for Star TOI-4987 distance : 2.373 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-4987 distance : 3.006 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-4987 distance : 2.902 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-4987 distance : 3.179 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-4987 distance : 5.201 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-4987 distance : 5.486 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-4987)



  • Original Kopparapu Recent Venus for Star TOI-4987 distance : 2.436 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-4987 distance : 3.077 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-4987 distance : 3.224 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-4987 distance : 5.297 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-4987 distance : 5.508 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-4987)



    (Position in Stellar Map of star TOI-4987 and its Exoplanet TOI-4987 b)



    (Zoomed position in Stellar Map of star TOI-4987 and its Exoplanet TOI-4987 b (zoom level 3))

    (Synthetic Spectrum of star TOI-4987*)
    *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