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Exoplanet Name : |
EPIC 246393474 b |
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Alternate Name : |
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Radius (Rjup / Re): |
0.1370 |
(Rjup) |
1.5356 |
(Rearth) |
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Mass (Mjup / Me): |
0.0167 |
(Mjup) |
5.3096 |
(Mearth) |
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Semi Major Axis / Orbital Distance Calculated |
0.0000 |
(AU) |
0.0073 |
(AU Est.) |
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Eccentricity : |
0.0000 |
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Orbital Period(Yrs) |
0.0008 |
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Orbital Period(Observed/Estimated) |
0.28 |
(Days Obs.) |
0.00 |
(Days Est.) |
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Star Radiation at Atmospheric Boundary: |
3816922.4 |
(W/m2) |
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Measured Temperature (K) |
0.0 |
(K) |
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Blackbody T 0.1(K) |
1972.7 |
(K) |
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Blackbody T 0.3(K) |
1852.6 |
(K) |
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Blackbody T 0.7(K) |
1499.0 |
(K) |
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Tidally Locked Blackbody T 0.1(K) |
2346.0 |
(K) |
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Tidally Locked Blackbody T 0.3(K) |
2203.1 |
(K) |
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Size Class: |
super-Earth-size |
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Mass Class: |
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Detection Type : |
Primary Transit |
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Mass Detection : |
Radial Velocity |
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Radius Detection : |
Primary Transit |
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Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
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Habitability by Kopparapu: |
Not habitable |
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Star Name : |
EPIC 246393474 |
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Alternate Name : |
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Star Distance(LY) : |
192.4 |
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Stellar Radius(Rsun) : |
0.7 |
(Rsun Measured) |
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Stellar Mass(Msun) : |
0.7 |
(Msun Measured) |
0.7 |
(Msun Estimated) |
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Star Age : |
0.7 |
(GY) |
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Temperature : |
4373 |
(K) |
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Spectral type : |
K5 |
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Metalicity : |
0.0 |
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Absolute Magnitude: |
7.6 |
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Apparent Magnitude: |
11.5 |
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Right Ascension(RA) |
350.9167 |
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Declination (DEC) |
-1.1892 |
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Hubble Space Telescope Guide Star Catalog (GSC) ID |
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Discovered by |
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Discovery Paper - Authors |
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Discovery Paper - Title |
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Discovery Paper - Journal |
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Discovery Paper - URL |
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SIMBAD LINK |
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Open Exoplanet Database Link |
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EPIC 246393474 b
EPIC 246393474 b
EPIC 246393474 b is an exoplanet orbiting the star EPIC 246393474, located about 192.4 light-years (59.0 pc) away from Solar System. Its discovery was publicly announced on 2017.
The host star EPIC 246393474 has apparent magnitude of 11.5, with absolute magnitude of 7.6. It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4373 with its spectral types of K5
In this planetary system, the extrasolar planet EPIC 246393474 b orbits around the star EPIC 246393474 every 0.3 days with its orbital distance of 0.01 AU ( 1092924.1 km)
(Projected orbit of EPIC 246393474 b around its host star EPIC 246393474)
The Star EPIC 246393474 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.279 AU ( 41771201.1 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.386 AU ( 57738716.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.588 AU ( 87981025.8 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.865 AU ( 129467933.6 km)
Radiation at Planetary Boundary of EPIC 246393474 b : 3816922.45 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star EPIC 246393474)
Kopparapu Recent Venus for Star EPIC 246393474 distance : 0.310 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star EPIC 246393474 distance : 0.392 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star EPIC 246393474 distance : 0.379 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star EPIC 246393474 distance : 0.416 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star EPIC 246393474 distance : 0.731 AU
Kopparapu Outer Boundary for Early Mars for Star EPIC 246393474 distance : 0.771 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star EPIC 246393474)
Original Kopparapu Recent Venus for Star EPIC 246393474 distance : 0.306 AU
Original Kopparapu Runaway Greenhouse for Star EPIC 246393474 distance : 0.405 AU
Original Kopparapu Moist Greenhouse for Star EPIC 246393474 distance : 0.404 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star EPIC 246393474 distance : 0.742 AU
Original Kopparapu Outer Boundary for Early Mars for Star EPIC 246393474 distance : 0.772 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star EPIC 246393474)
(Position in Stellar Map of star EPIC 246393474 and its Exoplanet EPIC 246393474 b)
(Zoomed position in Stellar Map of star EPIC 246393474 and its Exoplanet EPIC 246393474 b (zoom level 3))
