|
Exoplanet Name : |
HD 214823 b |
|
Alternate Name : |
|
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
1.0820 |
(Rjup) |
12.1281 |
(Rearth) |
|
Mass (Mjup / Me): |
20.5600 |
(Mjup) |
6536.8053 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
3.2300 |
(AU) |
3.2300 |
(AU Est.) |
|
Eccentricity : |
0.1633 |
|
Orbital Period(Yrs) |
5.0756 |
|
Orbital Period(Observed/Estimated) |
1853.90 |
(Days Obs.) |
1852.50 |
(Days Est.) |
|
Surface Gravity (G Earth) |
44.4403 |
|
Star Radiation at Atmospheric Boundary: |
606.1 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
221.5 |
(K) |
|
Blackbody T 0.3(K) |
208.0 |
(K) |
|
Blackbody T 0.7(K) |
168.3 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
263.4 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
247.3 |
(K) |
|
Size Class: |
Jupiter-size |
|
Mass Class: |
|
|
Detection Type : |
Radial Velocity |
|
Mass Detection : |
Radial Velocity |
|
Radius Detection : |
Theoretical |
|
Habitability by Solar Eq. Astronomical Unit: |
Habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
HD 214823 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
308.0 |
|
Stellar Radius(Rsun) : |
2.0 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.3 |
(Msun Measured) |
1.3 |
(Msun Estimated) |
|
Star Age : |
2.7 |
(GY) |
|
Temperature : |
5933 |
(K) |
|
Spectral type : |
G0V |
|
UV portion[%]: |
0.3 |
|
Visible portion[%]: |
1.5 |
|
IR portion[%]: |
98.2 |
|
Metalicity : |
0.2 |
|
Absolute Magnitude: |
3.2 |
|
Apparent Magnitude: |
8.1 |
|
Right Ascension(RA) |
340.0825 |
|
Declination (DEC) |
31.7876 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
02736-00824 |
|
Discovered by |
|
|
Discovery Paper - Authors |
0 |
|
Discovery Paper - Title |
0 |
|
Discovery Paper - Journal |
0 |
|
Discovery Paper - URL |
0 |
|
SIMBAD LINK |
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+214823++&submit=SIMBAD+search |
|
Open Exoplanet Database Link |
0 |
 |
 |
 |
 |
/
HD 214823 b
HD 214823 b
HD 214823 b is an exoplanet orbiting the star HD 214823, located about 308.0 light-years (94.4 pc) away from Solar System. Its discovery was publicly announced on 2016.
The host star HD 214823 has apparent magnitude of 8.1, with absolute magnitude of 3.2. It is 1.3 times more massive and 2.0 times bigger compared with our Sun. The surface temperature is 5933 with its spectral types of G0V
In this planetary system, the extrasolar planet HD 214823 b orbits around the star HD 214823 every 1853.9 days with its orbital distance of 3.23 AU ( 483201122.4 km)
(Projected orbit of HD 214823 b around its host star HD 214823)
The Star HD 214823 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 1.556 AU ( 232721751.4 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 2.150 AU ( 321682277.8 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 3.277 AU ( 490172603.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 4.822 AU ( 721310458.8 km)
Radiation at Planetary Boundary of HD 214823 b : 606.12 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 214823)
Kopparapu Recent Venus for Star HD 214823 distance : 1.597 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 214823 distance : 2.023 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 214823 distance : 1.954 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 214823 distance : 2.142 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 214823 distance : 3.558 AU
Kopparapu Outer Boundary for Early Mars for Star HD 214823 distance : 3.753 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 214823)
Original Kopparapu Recent Venus for Star HD 214823 distance : 1.604 AU
Original Kopparapu Runaway Greenhouse for Star HD 214823 distance : 2.077 AU
Original Kopparapu Moist Greenhouse for Star HD 214823 distance : 2.123 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 214823 distance : 3.621 AU
Original Kopparapu Outer Boundary for Early Mars for Star HD 214823 distance : 3.766 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 214823)
(Position in Stellar Map of star HD 214823 and its Exoplanet HD 214823 b)
(Zoomed position in Stellar Map of star HD 214823 and its Exoplanet HD 214823 b (zoom level 3))
(Synthetic Spectrum of star HD 214823*)
*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
