|
Exoplanet Name : |
HD 108236 b |
|
Alternate Name : |
|
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.1415 |
(Rjup) |
1.5860 |
(Rearth) |
|
Mass (Mjup / Me): |
0.0127 |
(Mjup) |
4.0512 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.0469 |
(AU) |
0.0469 |
(AU Est.) |
|
Eccentricity : |
0.2000 |
|
Orbital Period(Yrs) |
0.0104 |
|
Orbital Period(Observed/Estimated) |
3.80 |
(Days Obs.) |
4.02 |
(Days Est.) |
|
Surface Gravity (G Earth) |
1.6106 |
|
Star Radiation at Atmospheric Boundary: |
476999.9 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
1172.9 |
(K) |
|
Blackbody T 0.3(K) |
1101.5 |
(K) |
|
Blackbody T 0.7(K) |
891.2 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
1394.9 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
1309.9 |
(K) |
|
Size Class: |
super-Earth-size |
|
Mass Class: |
|
|
Detection Type : |
Primary Transit |
|
Mass Detection : |
|
|
Radius Detection : |
Primary Transit |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
HD108236 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
210.7 |
|
Stellar Radius(Rsun) : |
0.9 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
0.9 |
(Msun Measured) |
1.0 |
(Msun Estimated) |
|
Star Age : |
5.8 |
(GY) |
|
Temperature : |
5720 |
(K) |
|
Spectral type : |
G4 |
|
UV portion[%]: |
7.7 |
|
Visible portion[%]: |
44.5 |
|
IR portion[%]: |
47.8 |
|
Metalicity : |
-0.3 |
|
Absolute Magnitude: |
5.1 |
|
Apparent Magnitude: |
9.2 |
|
Right Ascension(RA) |
186.5741 |
|
Declination (DEC) |
-51.3631 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
08243-0194 |
|
Discovered by |
|
|
Discovery Paper - Authors |
|
|
Discovery Paper - Title |
|
|
Discovery Paper - Journal |
|
|
Discovery Paper - URL |
|
|
SIMBAD LINK |
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD108236+&submit=SIMBAD+search |
|
Open Exoplanet Database Link |
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HD 108236 b
HD 108236 b
HD 108236 b is an exoplanet orbiting the star HD108236, located about 210.7 light-years (64.6 pc) away from Solar System. Its discovery was publicly announced on 2020.
The host star HD108236 has apparent magnitude of 9.2, with absolute magnitude of 5.1. It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5720 with its spectral types of G4
In this planetary system, the extrasolar planet HD 108236 b orbits around the star HD108236 every 3.8 days with its orbital distance of 0.05 AU ( 7016140.1 km)
(Projected orbit of HD 108236 b around its host star HD108236)
The Star HD108236 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.634 AU ( 94795492.8 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.876 AU ( 131032144.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.335 AU ( 199663990.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.964 AU ( 293814308.5 km)
Radiation at Planetary Boundary of HD 108236 b : 476999.89 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD108236)
Kopparapu Recent Venus for Star HD108236 distance : 0.659 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD108236 distance : 0.835 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD108236 distance : 0.806 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD108236 distance : 0.884 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star HD108236 distance : 1.476 AU
Kopparapu Outer Boundary for Early Mars for Star HD108236 distance : 1.557 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star HD108236)
Original Kopparapu Recent Venus for Star HD108236 distance : 0.659 AU
Original Kopparapu Runaway Greenhouse for Star HD108236 distance : 0.858 AU
Original Kopparapu Moist Greenhouse for Star HD108236 distance : 0.872 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD108236 distance : 1.502 AU
Original Kopparapu Outer Boundary for Early Mars for Star HD108236 distance : 1.562 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star HD108236)
(Position in Stellar Map of star HD108236 and its Exoplanet HD 108236 b)
(Zoomed position in Stellar Map of star HD108236 and its Exoplanet HD 108236 b (zoom level 3))
(Synthetic Spectrum of star HD108236*)
*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
