|
Exoplanet Name : |
ASol d (Hadean Earth) |
|
Alternate Name : |
Earth |
|
Radius (Rjup / Re): |
0.0892 |
(Rjup) |
1.0000 |
(Rearth) |
|
Mass (Mjup / Me): |
0.0031 |
(Mjup) |
1.0003 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
1.0000 |
(AU) |
1.0000 |
(AU Est.) |
|
Eccentricity : |
0.0170 |
|
Orbital Period(Yrs) |
1.0000 |
|
Orbital Period(Observed/Estimated) |
365.26 |
(Days Obs.) |
365.25 |
(Days Est.) |
|
Surface Gravity (G Earth) |
1.0003 |
|
Star Radiation at Atmospheric Boundary: |
1028.1 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
252.7 |
(K) |
|
Blackbody T 0.3(K) |
237.3 |
(K) |
|
Blackbody T 0.7(K) |
192.0 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
300.5 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
282.2 |
(K) |
|
Size Class: |
Earth-size |
|
Mass Class: |
|
|
Detection Type : |
|
|
Mass Detection : |
|
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Habitable |
|
Habitability by Kopparapu: |
Habitable |
|
Star Name : |
Young Sun |
|
Alternate Name : |
|
|
Star Distance(LY) : |
0.0 |
|
Stellar Radius(Rsun) : |
0.9 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.0 |
(Msun Measured) |
1.0 |
(Msun Estimated) |
|
Star Age : |
0.5 |
(GY) |
|
Temperature : |
5672 |
(K) |
|
Spectral type : |
G3 |
|
UV portion[%]: |
7.5 |
|
Visible portion[%]: |
44.3 |
|
IR portion[%]: |
48.2 |
|
Metalicity : |
0.0 |
|
Absolute Magnitude: |
25.0 |
|
Apparent Magnitude: |
22.0 |
|
Right Ascension(RA) |
0.0000 |
|
Declination (DEC) |
0.0000 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
|
Discovered by |
|
|
Discovery Paper - Authors |
|
|
Discovery Paper - Title |
|
|
Discovery Paper - Journal |
0 |
|
Discovery Paper - URL |
0 |
|
SIMBAD LINK |
|
|
Open Exoplanet Database Link |
|
_CSun.png) |
_CJup.png) |
_CNep.png) |
_CEar.png) |
/
ASol d (Hadean Earth)
ASol d (Hadean Earth)
ASol d (Hadean Earth) is an exoplanet orbiting the star Young Sun.
The host star Young Sun has apparent magnitude of 22.0, with absolute magnitude of 25.0. It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5672 with its spectral types of G3
In this planetary system, the extrasolar planet ASol d (Hadean Earth) orbits around the star Young Sun every 365.3 days with its orbital distance of 1.00 AU ( 149597870.7 km)
(Projected orbit of ASol d (Hadean Earth) around its host star Young Sun)
_Orb.png)
The Star Young Sun 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.627 AU ( 93836773.4 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.867 AU ( 129706943.4 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.321 AU ( 197644677.6 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.944 AU ( 290842801.4 km)
Radiation at Planetary Boundary of ASol d (Hadean Earth) : 1028.10 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Young Sun)
_OrbH.png)
Kopparapu Recent Venus for Star Young Sun distance : 0.654 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star Young Sun distance : 0.828 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Young Sun distance : 0.800 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star Young Sun distance : 0.877 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star Young Sun distance : 1.467 AU
Kopparapu Outer Boundary for Early Mars for Star Young Sun distance : 1.548 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star Young Sun)
_OrbK.png)
Original Kopparapu Recent Venus for Star Young Sun distance : 0.654 AU
Original Kopparapu Runaway Greenhouse for Star Young Sun distance : 0.852 AU
Original Kopparapu Moist Greenhouse for Star Young Sun distance : 0.865 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Young Sun distance : 1.493 AU
Original Kopparapu Outer Boundary for Early Mars for Star Young Sun distance : 1.553 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star Young Sun)
_OrbKO.png)
(Position in Stellar Map of star Young Sun and its Exoplanet ASol d (Hadean Earth))
_STZ0.png)
(Zoomed position in Stellar Map of star Young Sun and its Exoplanet ASol d (Hadean Earth) (zoom level 3))
_STZ3.png)
(Synthetic Spectrum of star Young Sun*)
_Spc.png)
*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
