|
Exoplanet Name : |
HIP 105854 b |
|
Alternate Name : |
HD 203949 |
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
|
Mass (Mjup / Me): |
5.3500 |
(Mjup) |
1700.9683 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.6550 |
(AU) |
0.6550 |
(AU Est.) |
|
Eccentricity : |
0.0200 |
|
Orbital Period(Yrs) |
0.5043 |
|
Orbital Period(Observed/Estimated) |
184.20 |
(Days Obs.) |
133.61 |
(Days Est.) |
|
Surface Gravity (G Earth) |
16.4268 |
|
Star Radiation at Atmospheric Boundary: |
3758.8 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
349.5 |
(K) |
|
Blackbody T 0.3(K) |
328.2 |
(K) |
|
Blackbody T 0.7(K) |
265.5 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
415.6 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
390.3 |
(K) |
|
Size Class: |
Jupiter-size |
|
Mass Class: |
|
|
Detection Type : |
Radial Velocity |
|
Mass Detection : |
Radial Velocity |
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
HIP 105854 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
263.7 |
|
Stellar Radius(Rsun) : |
1.6 |
(Rsun Estimated) |
|
Stellar Mass(Msun) : |
2.1 |
(Msun Measured) |
1.1 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
4780 |
(K) |
|
Spectral type : |
K2III |
|
UV portion[%]: |
2.4 |
|
Visible portion[%]: |
35.3 |
|
IR portion[%]: |
62.3 |
|
Metalicity : |
0.3 |
|
Absolute Magnitude: |
1.1 |
|
Apparent Magnitude: |
5.6 |
|
Right Ascension(RA) |
321.5953 |
|
Declination (DEC) |
-37.8294 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
07979-00047 |
|
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=HIP+105854+&submit=SIMBAD+search |
|
Open Exoplanet Database Link |
0 |
 |
 |
 |
 |
/
HIP 105854 b
HIP 105854 b
HIP 105854 b is an exoplanet orbiting the star HIP 105854, located about 263.7 light-years (80.8 pc) away from Solar System. Its discovery was publicly announced on 2014.
The host star HIP 105854 has apparent magnitude of 5.6, with absolute magnitude of 1.1. It is 2.1 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 4780 with its spectral types of K2III
In this planetary system, the extrasolar planet HIP 105854 b orbits around the star HIP 105854 every 184.2 days with its orbital distance of 0.66 AU ( 97986605.3 km)
(Projected orbit of HIP 105854 b around its host star HIP 105854)
The Star HIP 105854 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.786 AU ( 117523037.8 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 1.086 AU ( 162447550.7 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.655 AU ( 247534117.7 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 2.435 AU ( 364257298.0 km)
Radiation at Planetary Boundary of HIP 105854 b : 3758.82 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HIP 105854)
Kopparapu Recent Venus for Star HIP 105854 distance : 0.858 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star HIP 105854 distance : 1.087 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HIP 105854 distance : 1.050 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star HIP 105854 distance : 1.152 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 105854 distance : 1.988 AU
Kopparapu Outer Boundary for Early Mars for Star HIP 105854 distance : 2.097 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star HIP 105854)
Original Kopparapu Recent Venus for Star HIP 105854 distance : 0.848 AU
Original Kopparapu Runaway Greenhouse for Star HIP 105854 distance : 1.121 AU
Original Kopparapu Moist Greenhouse for Star HIP 105854 distance : 1.122 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 105854 distance : 2.021 AU
Original Kopparapu Outer Boundary for Early Mars for Star HIP 105854 distance : 2.101 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star HIP 105854)
(Position in Stellar Map of star HIP 105854 and its Exoplanet HIP 105854 b)
(Zoomed position in Stellar Map of star HIP 105854 and its Exoplanet HIP 105854 b (zoom level 3))
(Synthetic Spectrum of star HIP 105854*)
*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
