|
Exoplanet Name : |
KIC 8121913 b |
|
Alternate Name : |
|
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
|
Mass (Mjup / Me): |
2.1000 |
(Mjup) |
667.6698 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.0000 |
(AU) |
0.0491 |
(AU Est.) |
|
Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.0090 |
|
Orbital Period(Observed/Estimated) |
3.29 |
(Days Obs.) |
0.00 |
(Days Est.) |
|
Surface Gravity (G Earth) |
6.4479 |
|
Star Radiation at Atmospheric Boundary: |
3231043.8 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
1892.2 |
(K) |
|
Blackbody T 0.3(K) |
1777.0 |
(K) |
|
Blackbody T 0.7(K) |
1437.8 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
2250.3 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
2113.2 |
(K) |
|
Size Class: |
Jupiter-size |
|
Mass Class: |
|
|
Detection Type : |
Default |
|
Mass Detection : |
Radial Velocity |
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
KIC 8121913 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
2320.2 |
|
Stellar Radius(Rsun) : |
2.2 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.5 |
(Msun Measured) |
1.5 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
5975 |
(K) |
|
Spectral type : |
G1 |
|
UV portion[%]: |
7.8 |
|
Visible portion[%]: |
44.8 |
|
IR portion[%]: |
47.4 |
|
Metalicity : |
0.3 |
|
Absolute Magnitude: |
12.7 |
|
Apparent Magnitude: |
22.0 |
|
Right Ascension(RA) |
298.9678 |
|
Declination (DEC) |
43.9094 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
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Discovered by |
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|
Discovery Paper - Authors |
|
|
Discovery Paper - Title |
|
|
Discovery Paper - Journal |
|
|
Discovery Paper - URL |
|
|
SIMBAD LINK |
https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=KIC+8121913&submit=SIMBAD+search |
|
Open Exoplanet Database Link |
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KIC 8121913 b
KIC 8121913 b
KIC 8121913 b is an exoplanet orbiting the star KIC 8121913, located about 2320.2 light-years (711.4 pc) away from Solar System. Its discovery was publicly announced on 2021.
The host star KIC 8121913 has apparent magnitude of 22.0, with absolute magnitude of 12.7. It is 1.5 times more massive and 2.2 times bigger compared with our Sun. The surface temperature is 5975 with its spectral types of G1
In this planetary system, the extrasolar planet KIC 8121913 b orbits around the star KIC 8121913 every 3.3 days with its orbital distance of 0.05 AU ( 7347184.4 km)
(Projected orbit of KIC 8121913 b around its host star KIC 8121913)
The Star KIC 8121913 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 1.727 AU ( 258358440.7 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 2.387 AU ( 357118882.2 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 3.638 AU ( 544170146.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 5.353 AU ( 800770208.8 km)
Radiation at Planetary Boundary of KIC 8121913 b : 3231043.79 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KIC 8121913)
Kopparapu Recent Venus for Star KIC 8121913 distance : 1.769 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star KIC 8121913 distance : 2.240 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star KIC 8121913 distance : 2.163 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star KIC 8121913 distance : 2.371 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star KIC 8121913 distance : 3.936 AU
Kopparapu Outer Boundary for Early Mars for Star KIC 8121913 distance : 4.151 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star KIC 8121913)
Original Kopparapu Recent Venus for Star KIC 8121913 distance : 1.778 AU
Original Kopparapu Runaway Greenhouse for Star KIC 8121913 distance : 2.300 AU
Original Kopparapu Moist Greenhouse for Star KIC 8121913 distance : 2.353 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KIC 8121913 distance : 4.006 AU
Original Kopparapu Outer Boundary for Early Mars for Star KIC 8121913 distance : 4.166 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star KIC 8121913)
(Position in Stellar Map of star KIC 8121913 and its Exoplanet KIC 8121913 b)
(Zoomed position in Stellar Map of star KIC 8121913 and its Exoplanet KIC 8121913 b (zoom level 3))
(Synthetic Spectrum of star KIC 8121913*)
*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
