Exoplanet Name : |
WISEA J0919-5748 b |
Alternate Name : |
"WISEA J091900.48-574847.1 b, CWISE J091902.55-574837.3" |
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
30.0000 |
(Mjup) |
9538.1400 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
810.0000 |
(AU) |
810.0000 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
43530.6357 |
Orbital Period(Observed/Estimated) |
15900000.00 |
(Days Obs.) |
16840219.53 |
(Days Est.) |
Surface Gravity (G Earth) |
92.1130 |
Star Radiation at Atmospheric Boundary: |
0.0 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
2.9 |
(K) |
Blackbody T 0.3(K) |
2.7 |
(K) |
Blackbody T 0.7(K) |
2.2 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
3.4 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
3.2 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Imaging |
Mass Detection : |
|
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
WISEA J0919-5748 |
Alternate Name : |
WISEA J091900.48-574847.1 |
Star Distance(LY) : |
136.5 |
Stellar Radius(Rsun) : |
0.3 |
(Rsun Measured) |
Stellar Mass(Msun) : |
0.2 |
(Msun Measured) |
0.3 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
3306 |
(K) |
Spectral type : |
M4V |
UV portion[%]: |
0.2 |
Visible portion[%]: |
11.5 |
IR portion[%]: |
88.3 |
Metalicity : |
0.0 |
Absolute Magnitude: |
11.6 |
Apparent Magnitude: |
14.7 |
Right Ascension(RA) |
139.7517 |
Declination (DEC) |
-57.8127 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
Discovered by |
|
Discovery Paper - Authors |
|
Discovery Paper - Title |
|
Discovery Paper - Journal |
|
Discovery Paper - URL |
|
SIMBAD LINK |
|
Open Exoplanet Database Link |
|
![](WISEA_J0919-5748_b_CSun.png) |
![](WISEA_J0919-5748_b_CJup.png) |
![](WISEA_J0919-5748_b_CNep.png) |
![](WISEA_J0919-5748_b_CEar.png) |
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WISEA J0919-5748 b
WISEA J0919-5748 b
WISEA J0919-5748 b is an exoplanet orbiting the star WISEA J0919-5748, located about 136.5 light-years (41.9 pc) away from Solar System. Its discovery was publicly announced on 2024.
The host star WISEA J0919-5748 has apparent magnitude of 14.7, with absolute magnitude of 11.6. It is 0.2 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3306 with its spectral types of M4V
In this planetary system, the extrasolar planet WISEA J0919-5748 b orbits around the star WISEA J0919-5748 every 15900000.0 days with its orbital distance of 810.00 AU ( 121174275267.0 km)
(Projected orbit of WISEA J0919-5748 b around its host star WISEA J0919-5748)
![](WISEA_J0919-5748_b_Orb.png)
The Star WISEA J0919-5748 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.065 AU ( 9776263.4 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.090 AU ( 13513350.8 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.138 AU ( 20591356.2 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.203 AU ( 30301082.6 km)
Radiation at Planetary Boundary of WISEA J0919-5748 b : 0.00 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star WISEA J0919-5748)
![](WISEA_J0919-5748_b_OrbH.png)
Kopparapu Recent Venus for Star WISEA J0919-5748 distance : 0.074 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star WISEA J0919-5748 distance : 0.094 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star WISEA J0919-5748 distance : 0.090 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star WISEA J0919-5748 distance : 0.100 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star WISEA J0919-5748 distance : 0.184 AU
Kopparapu Outer Boundary for Early Mars for Star WISEA J0919-5748 distance : 0.194 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star WISEA J0919-5748)
![](WISEA_J0919-5748_b_OrbK.png)
Original Kopparapu Recent Venus for Star WISEA J0919-5748 distance : 0.074 AU
Original Kopparapu Runaway Greenhouse for Star WISEA J0919-5748 distance : 0.097 AU
Original Kopparapu Moist Greenhouse for Star WISEA J0919-5748 distance : 0.097 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star WISEA J0919-5748 distance : 0.187 AU
Original Kopparapu Outer Boundary for Early Mars for Star WISEA J0919-5748 distance : 0.194 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star WISEA J0919-5748)
![](WISEA_J0919-5748_b_OrbKO.png)
(Position in Stellar Map of star WISEA J0919-5748 and its Exoplanet WISEA J0919-5748 b)
![](WISEA_J0919-5748_b_STZ0.png)
(Zoomed position in Stellar Map of star WISEA J0919-5748 and its Exoplanet WISEA J0919-5748 b (zoom level 3))
![](WISEA_J0919-5748_b_STZ3.png)
(Synthetic Spectrum of star WISEA J0919-5748*)
![](WISEA_J0919-5748_b_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