Imaginary Picture of K2-413 c

Display orbital revolution of K2-413 c around the hoststar K2-413
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Exoplanet Name : K2-413 c
Alternate Name : EPIC 246078343 c
Status : Confirmed
Radius (Rjup / Re): 0.1100 (Rjup) 1.2327 (Rearth)
Mass (Mjup / Me): 0.0065 (Mjup) 2.0793 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0426 (AU) 0.0426 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0146
Orbital Period(Observed/Estimated) 5.33 (Days Obs.) 3.57 (Days Est.)
Surface Gravity (G Earth) 1.3684
Star Radiation at Atmospheric Boundary: 95034.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 783.6 (K)
Blackbody T 0.3(K) 735.9 (K)
Blackbody T 0.7(K) 595.4 (K)
Tidally Locked Blackbody T 0.1(K) 931.9 (K)
Tidally Locked Blackbody T 0.3(K) 875.2 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : K2-413
Alternate Name :
Star Distance(LY) : 954.1
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.4 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4116 (K)
Spectral type : K6
UV portion[%]: 0.8
Visible portion[%]: 26.1
IR portion[%]: 73.0
Metalicity : -0.2
Absolute Magnitude: 7.2
Apparent Magnitude: 14.6
Right Ascension(RA) 353.4167
Declination (DEC) -7.1119
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
K2-413 c
K2-413 c

  • K2-413 c is an exoplanet orbiting the star K2-413, located about 954.1 light-years (292.5 pc) away from Solar System. Its discovery was publicly announced on 2022.
  • The host star K2-413 has apparent magnitude of 14.6, with absolute magnitude of 7.2.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4116 with its spectral types of K6
  • In this planetary system, the extrasolar planet K2-413 c orbits around the star K2-413 every 5.3 days with its orbital distance of 0.04 AU ( 6372869.3 km)
  • (Projected orbit of K2-413 c around its host star K2-413)


  • The Star K2-413 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.257 AU ( 38433230.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.355 AU ( 53124767.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.541 AU ( 80950389.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.796 AU ( 119122044.2 km)
  • Radiation at Planetary Boundary of K2-413 c : 95034.91 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-413)



  • Kopparapu Recent Venus for Star K2-413 distance : 0.287 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star K2-413 distance : 0.363 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star K2-413 distance : 0.351 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star K2-413 distance : 0.386 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-413 distance : 0.686 AU
  • Kopparapu Outer Boundary for Early Mars for Star K2-413 distance : 0.723 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-413)



  • Original Kopparapu Recent Venus for Star K2-413 distance : 0.283 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-413 distance : 0.376 AU
  • Original Kopparapu Moist Greenhouse for Star K2-413 distance : 0.375 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-413 distance : 0.697 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-413 distance : 0.724 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-413)



    (Position in Stellar Map of star K2-413 and its Exoplanet K2-413 c)



    (Zoomed position in Stellar Map of star K2-413 and its Exoplanet K2-413 c (zoom level 3))

    (Synthetic Spectrum of star K2-413*)
    *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