Exoplanet Name : |
LkHa 330 b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
10.0000 |
(Mjup) |
3179.3800 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
60.0000 |
(AU) |
60.0000 |
(AU Est.) |
Eccentricity : |
0.1000 |
Orbital Period(Yrs) |
293.1438 |
Orbital Period(Observed/Estimated) |
107073.70 |
(Days Obs.) |
107361.14 |
(Days Est.) |
Surface Gravity (G Earth) |
30.7043 |
Star Radiation at Atmospheric Boundary: |
5.8 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
69.4 |
(K) |
Blackbody T 0.3(K) |
65.2 |
(K) |
Blackbody T 0.7(K) |
52.7 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
82.5 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
77.5 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
"Kinematic, Other" |
Mass Detection : |
Theoretical |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
LkHa 330 |
Alternate Name : |
"EM* LkHA 330, HBC 20" |
Star Distance(LY) : |
1037.8 |
Stellar Radius(Rsun) : |
3.3 |
(Rsun Measured) |
Stellar Mass(Msun) : |
2.5 |
(Msun Measured) |
2.5 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
6300 |
(K) |
Spectral type : |
F7III-IV |
UV portion[%]: |
0.3 |
Visible portion[%]: |
1.5 |
IR portion[%]: |
98.2 |
Metalicity : |
0.0 |
Absolute Magnitude: |
3.5 |
Apparent Magnitude: |
11.0 |
Right Ascension(RA) |
56.4512 |
Declination (DEC) |
32.4033 |
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 |
|
![](LkHa_330_b_CSun.png) |
![](LkHa_330_b_CJup.png) |
![](LkHa_330_b_CNep.png) |
![](LkHa_330_b_CEar.png) |
/
LkHa 330 b
LkHa 330 b
LkHa 330 b is an exoplanet orbiting the star LkHa 330, located about 1037.8 light-years (318.2 pc) away from Solar System. Its discovery was publicly announced on 2022.
The host star LkHa 330 has apparent magnitude of 11.0, with absolute magnitude of 3.5. It is 2.5 times more massive and 3.3 times bigger compared with our Sun. The surface temperature is 6300 with its spectral types of F7III-IV
In this planetary system, the extrasolar planet LkHa 330 b orbits around the star LkHa 330 every 107073.7 days with its orbital distance of 60.00 AU ( 8975872242.0 km)
(Projected orbit of LkHa 330 b around its host star LkHa 330)
![](LkHa_330_b_Orb.png)
The Star LkHa 330 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 2.837 AU ( 424476010.9 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 3.922 AU ( 586736775.9 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 5.976 AU ( 894057001.8 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 8.795 AU ( 1315644044.3 km)
Radiation at Planetary Boundary of LkHa 330 b : 5.84 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star LkHa 330)
![](LkHa_330_b_OrbH.png)
Kopparapu Recent Venus for Star LkHa 330 distance : 2.849 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star LkHa 330 distance : 3.608 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star LkHa 330 distance : 3.485 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star LkHa 330 distance : 3.819 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star LkHa 330 distance : 6.298 AU
Kopparapu Outer Boundary for Early Mars for Star LkHa 330 distance : 6.642 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star LkHa 330)
![](LkHa_330_b_OrbK.png)
Original Kopparapu Recent Venus for Star LkHa 330 distance : 2.885 AU
Original Kopparapu Runaway Greenhouse for Star LkHa 330 distance : 3.701 AU
Original Kopparapu Moist Greenhouse for Star LkHa 330 distance : 3.817 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star LkHa 330 distance : 6.411 AU
Original Kopparapu Outer Boundary for Early Mars for Star LkHa 330 distance : 6.667 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star LkHa 330)
![](LkHa_330_b_OrbKO.png)
(Position in Stellar Map of star LkHa 330 and its Exoplanet LkHa 330 b)
![](LkHa_330_b_STZ0.png)
(Zoomed position in Stellar Map of star LkHa 330 and its Exoplanet LkHa 330 b (zoom level 3))
![](LkHa_330_b_STZ3.png)
(Synthetic Spectrum of star LkHa 330*)
![](LkHa_330_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