|
Exoplanet Name : |
HD 114729 A b |
|
Alternate Name : |
HD 114729 b |
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
|
Mass (Mjup / Me): |
0.8400 |
(Mjup) |
267.0679 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
2.0800 |
(AU) |
2.0800 |
(AU Est.) |
|
Eccentricity : |
0.3200 |
|
Orbital Period(Yrs) |
3.1074 |
|
Orbital Period(Observed/Estimated) |
1135.00 |
(Days Obs.) |
1136.17 |
(Days Est.) |
|
Surface Gravity (G Earth) |
2.5792 |
|
Star Radiation at Atmospheric Boundary: |
621.0 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
222.8 |
(K) |
|
Blackbody T 0.3(K) |
209.2 |
(K) |
|
Blackbody T 0.7(K) |
169.3 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
265.0 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
248.8 |
(K) |
|
Size Class: |
Jupiter-size |
|
Mass Class: |
|
|
Detection Type : |
Radial Velocity |
|
Mass Detection : |
|
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
HD 114729 A |
|
Alternate Name : |
HD 114729 |
|
Star Distance(LY) : |
117.8 |
|
Stellar Radius(Rsun) : |
1.5 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
0.9 |
(Msun Measured) |
0.9 |
(Msun Estimated) |
|
Star Age : |
4.6 |
(GY) |
|
Temperature : |
5662 |
(K) |
|
Spectral type : |
G3 V |
|
UV portion[%]: |
7.5 |
|
Visible portion[%]: |
44.2 |
|
IR portion[%]: |
48.3 |
|
Metalicity : |
-0.2 |
|
Absolute Magnitude: |
3.9 |
|
Apparent Magnitude: |
6.7 |
|
Right Ascension(RA) |
198.1844 |
|
Declination (DEC) |
-31.8733 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
|
Discovered by |
|
|
Discovery Paper - Authors |
"M. Mugrauer, R. Neuhaeuser, A. Seifahrt, T. Mazeh, E. Guenther" |
|
Discovery Paper - Title |
Four new wide binaries among exoplanet host stars |
|
Discovery Paper - Journal |
0 |
|
Discovery Paper - URL |
0 |
|
SIMBAD LINK |
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+114729&submit=SIMBAD+search |
|
Open Exoplanet Database Link |
http://www.openexoplanetcatalogue.com/planet/HD%20114729%20A%20b/ |
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HD 114729 A b
HD 114729 A b
HD 114729 A b is an exoplanet orbiting the star HD 114729 A, located about 117.8 light-years (36.1 pc) away from Solar System. Its discovery was publicly announced on 2002.
The host star HD 114729 A has apparent magnitude of 6.7, with absolute magnitude of 3.9. It is 0.9 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 5662 with its spectral types of G3 V
In this planetary system, the extrasolar planet HD 114729 A b orbits around the star HD 114729 A every 1135.0 days with its orbital distance of 2.08 AU ( 311163571.1 km)
(Projected orbit of HD 114729 A b around its host star HD 114729 A)
The Star HD 114729 A 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 1.014 AU ( 151687816.0 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 1.402 AU ( 209672202.4 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 2.136 AU ( 319494036.1 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 3.143 AU ( 470149470.3 km)
Radiation at Planetary Boundary of HD 114729 A b : 620.96 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 114729 A)
Kopparapu Recent Venus for Star HD 114729 A distance : 1.058 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 114729 A distance : 1.340 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 114729 A distance : 1.294 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 114729 A distance : 1.419 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 114729 A distance : 2.374 AU
Kopparapu Outer Boundary for Early Mars for Star HD 114729 A distance : 2.504 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 114729 A)
Original Kopparapu Recent Venus for Star HD 114729 A distance : 1.057 AU
Original Kopparapu Runaway Greenhouse for Star HD 114729 A distance : 1.378 AU
Original Kopparapu Moist Greenhouse for Star HD 114729 A distance : 1.399 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 114729 A distance : 2.415 AU
Original Kopparapu Outer Boundary for Early Mars for Star HD 114729 A distance : 2.512 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 114729 A)
(Position in Stellar Map of star HD 114729 A and its Exoplanet HD 114729 A b)
(Zoomed position in Stellar Map of star HD 114729 A and its Exoplanet HD 114729 A b (zoom level 3))
(Synthetic Spectrum of star HD 114729 A*)
*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
