Imaginary Picture of TOI-1518 b

Display orbital revolution of TOI-1518 b around the hoststar TOI-1518
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Exoplanet Name : TOI-1518 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.8750 (Rjup) 21.0169 (Rearth)
Mass (Mjup / Me): 2.3000 (Mjup) 731.2574 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0390 (AU) 0.0390 (AU Est.)
Eccentricity : 0.0100
Orbital Period(Yrs) 0.0052
Orbital Period(Observed/Estimated) 1.90 (Days Obs.) 2.10 (Days Est.)
Surface Gravity (G Earth) 1.6555
Star Radiation at Atmospheric Boundary: 8706352.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 2424.4 (K)
Blackbody T 0.3(K) 2276.8 (K)
Blackbody T 0.7(K) 1842.1 (K)
Tidally Locked Blackbody T 0.1(K) 2883.1 (K)
Tidally Locked Blackbody T 0.3(K) 2707.5 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : TOI-1518
Alternate Name :
Star Distance(LY) : 1382.0
Stellar Radius(Rsun) : 1.9 (Rsun Measured)
Stellar Mass(Msun) : 1.8 (Msun Measured) 2.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 7300 (K)
Spectral type : F0
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : -0.1
Absolute Magnitude: 13.9
Apparent Magnitude: 22.0
Right Ascension(RA) 352.2667
Declination (DEC) 67.0350
Hubble Space Telescope Guide Star Catalog (GSC) ID 04292-00873
Discovered by
Discovery Paper - Authors "Vincent Van Eylen, Simon Albrecht"
Discovery Paper - Title Eccentricity from transit photometry: small planets in Kepler multi-planet systems have low eccentricities
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=TOI-1518&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-450%20c/
TOI-1518 b
TOI-1518 b

  • TOI-1518 b is an exoplanet orbiting the star TOI-1518, located about 1382.0 light-years (423.7 pc) away from Solar System. Its discovery was publicly announced on 2021.
  • The host star TOI-1518 has apparent magnitude of 22.0, with absolute magnitude of 13.9.
  • It is 1.8 times more massive and 1.9 times bigger compared with our Sun. The surface temperature is 7300 with its spectral types of F0
  • In this planetary system, the extrasolar planet TOI-1518 b orbits around the star TOI-1518 every 1.9 days with its orbital distance of 0.04 AU ( 5834317.0 km)
  • (Projected orbit of TOI-1518 b around its host star TOI-1518)


  • The Star TOI-1518 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.251 AU ( 336773913.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.112 AU ( 465509558.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.742 AU ( 709333550.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 6.977 AU ( 1043815392.7 km)
  • Radiation at Planetary Boundary of TOI-1518 b : 8706352.76 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1518)



  • Kopparapu Recent Venus for Star TOI-1518 distance : 2.148 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1518 distance : 2.720 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1518 distance : 2.627 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1518 distance : 2.876 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1518 distance : 4.695 AU
  • Kopparapu Outer Boundary for Early Mars for Star TOI-1518 distance : 4.952 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1518)



  • Original Kopparapu Recent Venus for Star TOI-1518 distance : 2.219 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-1518 distance : 2.782 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-1518 distance : 2.937 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1518 distance : 4.781 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-1518 distance : 4.972 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1518)



    (Position in Stellar Map of star TOI-1518 and its Exoplanet TOI-1518 b)



    (Zoomed position in Stellar Map of star TOI-1518 and its Exoplanet TOI-1518 b (zoom level 3))

    (Synthetic Spectrum of star TOI-1518*)
    *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