Imaginary Picture of 1RXS J0342.5+1216 b

Display orbital revolution of 1RXS J0342.5+1216 b around the hoststar 1RXS J0342.5+1216
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Exoplanet Name : 1RXS J0342.5+1216 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 35.0000 (Mjup) 11127.8300 (Mearth)
Semi Major Axis / Orbital Distance Calculated 19.8000 (AU) 19.8000 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 107.4652
Star Radiation at Atmospheric Boundary: 0.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 23.5 (K)
Blackbody T 0.3(K) 22.1 (K)
Blackbody T 0.7(K) 17.8 (K)
Tidally Locked Blackbody T 0.1(K) 27.9 (K)
Tidally Locked Blackbody T 0.3(K) 26.2 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Imaging
Mass Detection : Spectrum
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : 1RXS J0342.5+1216
Alternate Name :
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 0.4 (Rsun Estimated)
Stellar Mass(Msun) : 0.0 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3400 (K)
Spectral type : M4
UV portion[%]: 0.3
Visible portion[%]: 12.1
IR portion[%]: 87.6
Metalicity : 0.0
Absolute Magnitude: 25.0
Apparent Magnitude: 22.0
Right Ascension(RA) 55.6333
Declination (DEC) 12.2728
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
1RXS J0342.5+1216 b
1RXS J0342.5+1216 b

  • 1RXS J0342.5+1216 b is an exoplanet orbiting the star 1RXS J0342.5+1216.
  • The host star 1RXS J0342.5+1216 has apparent magnitude of 22.0, with absolute magnitude of 25.0.
  • (Projected orbit of 1RXS J0342.5+1216 b around its host star 1RXS J0342.5+1216)


  • The Star 1RXS J0342.5+1216 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.107 AU ( 16048133.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.148 AU ( 22182714.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.226 AU ( 33801547.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.332 AU ( 49740458.1 km)
  • Radiation at Planetary Boundary of 1RXS J0342.5+1216 b : 0.08 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 1RXS J0342.5+1216)



  • Kopparapu Recent Venus for Star 1RXS J0342.5+1216 distance : 0.121 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star 1RXS J0342.5+1216 distance : 0.154 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star 1RXS J0342.5+1216 distance : 0.148 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star 1RXS J0342.5+1216 distance : 0.163 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star 1RXS J0342.5+1216 distance : 0.300 AU
  • Kopparapu Outer Boundary for Early Mars for Star 1RXS J0342.5+1216 distance : 0.317 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 1RXS J0342.5+1216)



  • Original Kopparapu Recent Venus for Star 1RXS J0342.5+1216 distance : 0.120 AU
  • Original Kopparapu Runaway Greenhouse for Star 1RXS J0342.5+1216 distance : 0.159 AU
  • Original Kopparapu Moist Greenhouse for Star 1RXS J0342.5+1216 distance : 0.159 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 1RXS J0342.5+1216 distance : 0.305 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 1RXS J0342.5+1216 distance : 0.317 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 1RXS J0342.5+1216)



    (Position in Stellar Map of star 1RXS J0342.5+1216 and its Exoplanet 1RXS J0342.5+1216 b)



    (Zoomed position in Stellar Map of star 1RXS J0342.5+1216 and its Exoplanet 1RXS J0342.5+1216 b (zoom level 3))

    (Synthetic Spectrum of star 1RXS J0342.5+1216*)
    *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