|
Exoplanet Name : |
USco 1556A b |
|
Alternate Name : |
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|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
|
Mass (Mjup / Me): |
14.0000 |
(Mjup) |
4451.1320 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
3500.0000 |
(AU) |
3500.0000 |
(AU Est.) |
|
Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.0000 |
|
Orbital Period(Observed/Estimated) |
0.00 |
(Days Obs.) |
131654382.73 |
(Days Est.) |
|
Surface Gravity (G Earth) |
42.9861 |
|
Star Radiation at Atmospheric Boundary: |
0.0 |
(W/m2) |
|
Measured Temperature (K) |
2240.0 |
(K) |
|
Blackbody T 0.1(K) |
1.6 |
(K) |
|
Blackbody T 0.3(K) |
1.5 |
(K) |
|
Blackbody T 0.7(K) |
1.2 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
1.9 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
1.8 |
(K) |
|
Size Class: |
Jupiter-size |
|
Mass Class: |
|
|
Detection Type : |
Imaging |
|
Mass Detection : |
Spectrum |
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
USco 1556 A |
|
Alternate Name : |
|
|
Star Distance(LY) : |
459.9 |
|
Stellar Radius(Rsun) : |
0.3 |
(Rsun Estimated) |
|
Stellar Mass(Msun) : |
0.3 |
(Msun Measured) |
0.0 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
3410 |
(K) |
|
Spectral type : |
M3.0 |
|
UV portion[%]: |
0.3 |
|
Visible portion[%]: |
12.1 |
|
IR portion[%]: |
87.6 |
|
Metalicity : |
0.0 |
|
Absolute Magnitude: |
9.3 |
|
Apparent Magnitude: |
15.0 |
|
Right Ascension(RA) |
239.1042 |
|
Declination (DEC) |
-25.6889 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
|
Discovered by |
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|
Discovery Paper - Authors |
|
|
Discovery Paper - Title |
|
|
Discovery Paper - Journal |
|
|
Discovery Paper - URL |
|
|
SIMBAD LINK |
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|
Open Exoplanet Database Link |
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 |
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USco 1556A b
USco 1556A b
USco 1556A b is an exoplanet orbiting the star USco 1556 A, located about 459.9 light-years (141.0 pc) away from Solar System. Its discovery was publicly announced on 2019.
The host star USco 1556 A has apparent magnitude of 15.0, with absolute magnitude of 9.3. It is 0.3 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3410 with its spectral types of M3.0
(Projected orbit of USco 1556A b around its host star USco 1556 A)
The Star USco 1556 A 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.086 AU ( 12903166.5 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.119 AU ( 17835548.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.182 AU ( 27177428.2 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.267 AU ( 39992776.2 km)
Radiation at Planetary Boundary of USco 1556A b : 0.00 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star USco 1556 A)
Kopparapu Recent Venus for Star USco 1556 A distance : 0.098 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star USco 1556 A distance : 0.123 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star USco 1556 A distance : 0.119 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star USco 1556 A distance : 0.131 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star USco 1556 A distance : 0.241 AU
Kopparapu Outer Boundary for Early Mars for Star USco 1556 A distance : 0.255 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star USco 1556 A)
Original Kopparapu Recent Venus for Star USco 1556 A distance : 0.097 AU
Original Kopparapu Runaway Greenhouse for Star USco 1556 A distance : 0.128 AU
Original Kopparapu Moist Greenhouse for Star USco 1556 A distance : 0.128 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star USco 1556 A distance : 0.245 AU
Original Kopparapu Outer Boundary for Early Mars for Star USco 1556 A distance : 0.255 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star USco 1556 A)
(Position in Stellar Map of star USco 1556 A and its Exoplanet USco 1556A b)
(Zoomed position in Stellar Map of star USco 1556 A and its Exoplanet USco 1556A b (zoom level 3))
(Synthetic Spectrum of star USco 1556 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
