Exoplanet Name : |
EZ Lyn b |
Alternate Name : |
SDSS J080434.20+510349.2 b |
Status : |
Confirmed |
Radius (Rjup / Re): |
1.0200 |
(Rjup) |
11.4332 |
(Rearth) |
Mass (Mjup / Me): |
42.0000 |
(Mjup) |
13353.3960 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.0027 |
(AU) |
0.0027 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
0.0002 |
Orbital Period(Observed/Estimated) |
0.06 |
(Days Obs.) |
0.06 |
(Days Est.) |
Surface Gravity (G Earth) |
102.1545 |
Star Radiation at Atmospheric Boundary: |
235371.1 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
983.1 |
(K) |
Blackbody T 0.3(K) |
923.2 |
(K) |
Blackbody T 0.7(K) |
747.0 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
1169.1 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
1097.9 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Timing |
Mass Detection : |
|
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
EZ Lyn |
Alternate Name : |
"SDSS J080434.20+510349.2, SDSS J0804+5103" |
Star Distance(LY) : |
465.8 |
Stellar Radius(Rsun) : |
0.0 |
(Rsun Measured) |
Stellar Mass(Msun) : |
0.8 |
(Msun Measured) |
0.0 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
11250 |
(K) |
Spectral type : |
DA |
UV portion[%]: |
0.3 |
Visible portion[%]: |
1.5 |
IR portion[%]: |
98.2 |
Metalicity : |
0.0 |
Absolute Magnitude: |
16.2 |
Apparent Magnitude: |
22.0 |
Right Ascension(RA) |
120.2058 |
Declination (DEC) |
51.2063 |
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 |
|
![](EZ_Lyn_b_CSun.png) |
![](EZ_Lyn_b_CJup.png) |
![](EZ_Lyn_b_CNep.png) |
![](EZ_Lyn_b_CEar.png) |
/
EZ Lyn b
EZ Lyn b
EZ Lyn b is an exoplanet orbiting the star EZ Lyn, located about 465.8 light-years (142.8 pc) away from Solar System. Its discovery was publicly announced on 2008.
The host star EZ Lyn has apparent magnitude of 22.0, with absolute magnitude of 16.2. It is 0.8 times more massive compared with our Sun. The surface temperature is 11250 with its spectral types of DA
In this planetary system, the extrasolar planet EZ Lyn b orbits around the star EZ Lyn every 0.1 days with its orbital distance of 0.00 AU ( 408402.2 km)
(Projected orbit of EZ Lyn b around its host star EZ Lyn)
![](EZ_Lyn_b_Orb.png)
The Star EZ Lyn 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.026 AU ( 3876099.9 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.036 AU ( 5357783.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.055 AU ( 8164075.7 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.080 AU ( 12013795.0 km)
Radiation at Planetary Boundary of EZ Lyn b : 235371.15 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star EZ Lyn)
![](EZ_Lyn_b_OrbH.png)
Kopparapu Recent Venus for Star EZ Lyn distance : nan AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star EZ Lyn distance : nan AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star EZ Lyn distance : nan AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star EZ Lyn distance : nan AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star EZ Lyn distance : nan AU
Kopparapu Outer Boundary for Early Mars for Star EZ Lyn distance : nan AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star EZ Lyn)
![](EZ_Lyn_b_OrbK.png)
Original Kopparapu Recent Venus for Star EZ Lyn distance : 1.650 AU
Original Kopparapu Runaway Greenhouse for Star EZ Lyn distance : nan AU
Original Kopparapu Moist Greenhouse for Star EZ Lyn distance : 2.184 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star EZ Lyn distance : nan AU
Original Kopparapu Outer Boundary for Early Mars for Star EZ Lyn distance : nan AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star EZ Lyn)
![](EZ_Lyn_b_OrbKO.png)
(Position in Stellar Map of star EZ Lyn and its Exoplanet EZ Lyn b)
![](EZ_Lyn_b_STZ0.png)
(Zoomed position in Stellar Map of star EZ Lyn and its Exoplanet EZ Lyn b (zoom level 3))
![](EZ_Lyn_b_STZ3.png)
(Synthetic Spectrum of star EZ Lyn*)
![](EZ_Lyn_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