|
Exoplanet Name : |
HD 122430 b |
|
Alternate Name : |
|
|
Radius (Rjup / Re): |
1.5482 |
(Rjup) |
17.3533 |
(Rearth) |
|
Mass (Mjup / Me): |
3.7100 |
(Mjup) |
1179.5500 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
1.0200 |
(AU) |
1.0200 |
(AU Est.) |
|
Eccentricity : |
0.6800 |
|
Orbital Period(Yrs) |
0.9444 |
|
Orbital Period(Observed/Estimated) |
344.95 |
(Days Obs.) |
319.15 |
(Days Est.) |
|
Star Radiation at Atmospheric Boundary: |
211324.2 |
(W/m2) |
|
Blackbody T 0.3(K) |
898.7 |
(K) |
|
Blackbody T 0.7(K) |
727.1 |
(K) |
|
Size Class: |
Super-Jupiter-size |
|
Mass Class: |
|
|
Detection Type : |
Radial Velocity |
|
Mass Detection : |
|
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
HD 122430 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
440.3 |
|
Stellar Radius(Rsun) : |
22.9 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.4 |
(Msun Measured) |
1.2 |
(Msun Estimated) |
|
Star Age : |
3.1 |
(GY) |
|
Temperature : |
4300 |
(K) |
|
Spector Type : |
K3III |
|
Metalicity : |
-0.1 |
|
Absolute Magnitude: |
-0.2 |
|
Apparent Magnitude: |
5.5 |
|
Right Ascension(RA) |
210.5917 |
|
Declination (DEC) |
-27.4297 |
|
Discovered by |
|
 |
 |
 |
 |
/
HD 122430 b
HD 122430 b
HD 122430 b is an exoplanet orbiting the star HD 122430, located about 440.3 light-years (135.0 pc) away from Solar System. Its discovery was publicly announced on 2003.
The host star HD 122430 has apparent magnitude of 5.5, with absolute magnitude of -0.2. It is 1.4 times more massive and 22.9 times bigger compared with our Sun. The surface temperature is 4300 with its spectra type of K3III
In this planetary system, the extrasolar planet HD 122430 b orbits around the star HD 122430 every 344.9 days with its orbital distance of 1.02 AU ( 152589828.1 km)
(Projected orbit of HD 122430 b around its host star HD 122430)
The Star HD 122430 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 9.173 AU ( 1372241363.0 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 12.679 AU ( 1896796173.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 19.320 AU ( 2890297607.8 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 28.431 AU ( 4253199545.6 km)
Radiation at Planetary Boundary of HD 122430 b : 211324.21 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 122430)
Kopparapu Recent Venus for Star HD 122430 distance : 10.197 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 122430 distance : 12.908 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 122430 distance : 12.467 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 122430 distance : 13.697 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 122430 distance : 24.137 AU
Kopparapu Outer Boundary for Early Mars for Star HD 122430 distance : 25.462 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 122430)
Original Kopparapu Recent Venus for Star HD 122430 distance : 10.062 AU
Original Kopparapu Runaway Greenhouse for Star HD 122430 distance : 13.335 AU
Original Kopparapu Moist Greenhouse for Star HD 122430 distance : 13.313 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 122430 distance : 24.527 AU
Original Kopparapu Outer Boundary for Early Mars for Star HD 122430 distance : 25.507 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 122430)
(Position in Stellar Map of star HD 122430 and its Exoplanet HD 122430 b)
(Zoomed position in Stellar Map of star HD 122430 and its Exoplanet HD 122430 b (zoom level 3))
