Imaginary Picture of EPIC 220554210 c

Display orbital revolution of EPIC 220554210 c around the hoststar K2-282
/
Exoplanet Name : EPIC 220554210 c
Alternate Name : "2MASS J00534368+0759432 c, EPIC 220554210.02, K2-282 c, WISE J005343.70+075943.0 c"
Status : Confirmed
Radius (Rjup / Re): 0.1320 (Rjup) 1.4796 (Rearth)
Mass (Mjup / Me): 0.0127 (Mjup) 4.0473 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0152 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0019
Orbital Period(Observed/Estimated) 0.71 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.8488
Star Radiation at Atmospheric Boundary: 516777.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1196.7 (K)
Blackbody T 0.3(K) 1123.8 (K)
Blackbody T 0.7(K) 909.3 (K)
Tidally Locked Blackbody T 0.1(K) 1423.1 (K)
Tidally Locked Blackbody T 0.3(K) 1336.4 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : K2-282
Alternate Name : "2MASS J00534368+0759432, EPIC 220554210, WISE J005343.70+075943.0"
Star Distance(LY) : 1638.2
Stellar Radius(Rsun) : 0.9 (Rsun Estimated)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3300 (K)
Spectral type : M9
UV portion[%]: 0.2
Visible portion[%]: 11.2
IR portion[%]: 88.6
Metalicity : 0.0
Absolute Magnitude: 3.9
Apparent Magnitude: 12.4
Right Ascension(RA) 13.4320
Declination (DEC) 7.9953
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
EPIC 220554210 c
EPIC 220554210 c

  • EPIC 220554210 c is an exoplanet orbiting the star K2-282, located about 1638.2 light-years (502.3 pc) away from Solar System. Its discovery was publicly announced on 2019.
  • The host star K2-282 has apparent magnitude of 12.4, with absolute magnitude of 3.9.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 3300 with its spectral types of M9
  • In this planetary system, the extrasolar planet EPIC 220554210 c orbits around the star K2-282 every 0.7 days with its orbital distance of 0.02 AU ( 2272451.2 km)
  • (Projected orbit of EPIC 220554210 c around its host star K2-282)


  • The Star K2-282 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.214 AU ( 31957786.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.295 AU ( 44174012.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.450 AU ( 67311418.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.662 AU ( 99051701.2 km)
  • Radiation at Planetary Boundary of EPIC 220554210 c : 516777.54 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-282)



  • Kopparapu Recent Venus for Star K2-282 distance : 0.242 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star K2-282 distance : 0.306 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star K2-282 distance : 0.296 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star K2-282 distance : 0.325 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-282 distance : 0.601 AU
  • Kopparapu Outer Boundary for Early Mars for Star K2-282 distance : 0.635 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-282)



  • Original Kopparapu Recent Venus for Star K2-282 distance : 0.240 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-282 distance : 0.317 AU
  • Original Kopparapu Moist Greenhouse for Star K2-282 distance : 0.318 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-282 distance : 0.611 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-282 distance : 0.636 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-282)



    (Position in Stellar Map of star K2-282 and its Exoplanet EPIC 220554210 c)



    (Zoomed position in Stellar Map of star K2-282 and its Exoplanet EPIC 220554210 c (zoom level 3))

    (Synthetic Spectrum of star K2-282*)
    *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