Exoplanet Name : |
LSPM J2052+0539 b |
Alternate Name : |
CWISE J205247.07+053855.7 |
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
60.0000 |
(Mjup) |
19076.2800 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
790.0000 |
(AU) |
790.0000 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
33836.1715 |
Orbital Period(Observed/Estimated) |
12359000.00 |
(Days Obs.) |
16092147.45 |
(Days Est.) |
Surface Gravity (G Earth) |
184.2260 |
Star Radiation at Atmospheric Boundary: |
0.0 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
3.1 |
(K) |
Blackbody T 0.3(K) |
2.9 |
(K) |
Blackbody T 0.7(K) |
2.3 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
3.6 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
3.4 |
(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 : |
LSPM J2052+0539 |
Alternate Name : |
|
Star Distance(LY) : |
193.8 |
Stellar Radius(Rsun) : |
0.3 |
(Rsun Measured) |
Stellar Mass(Msun) : |
0.3 |
(Msun Measured) |
0.4 |
(Msun Estimated) |
Star Age : |
14.0 |
(GY) |
Temperature : |
3456 |
(K) |
Spectral type : |
M3V |
UV portion[%]: |
0.2 |
Visible portion[%]: |
10.4 |
IR portion[%]: |
89.4 |
Metalicity : |
0.0 |
Absolute Magnitude: |
11.8 |
Apparent Magnitude: |
15.6 |
Right Ascension(RA) |
313.1946 |
Declination (DEC) |
5.6526 |
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 |
|
![](LSPM_J2052+0539_b_CSun.png) |
![](LSPM_J2052+0539_b_CJup.png) |
![](LSPM_J2052+0539_b_CNep.png) |
![](LSPM_J2052+0539_b_CEar.png) |
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LSPM J2052+0539 b
LSPM J2052+0539 b
LSPM J2052+0539 b is an exoplanet orbiting the star LSPM J2052+0539, located about 193.8 light-years (59.4 pc) away from Solar System. Its discovery was publicly announced on 2024.
The host star LSPM J2052+0539 has apparent magnitude of 15.6, with absolute magnitude of 11.8. It is 0.3 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3456 with its spectral types of M3V
In this planetary system, the extrasolar planet LSPM J2052+0539 b orbits around the star LSPM J2052+0539 every 12359000.0 days with its orbital distance of 790.00 AU ( 118182317853.0 km)
(Projected orbit of LSPM J2052+0539 b around its host star LSPM J2052+0539)
![](LSPM_J2052+0539_b_Orb.png)
The Star LSPM J2052+0539 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.072 AU ( 10838361.0 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.100 AU ( 14981447.3 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.153 AU ( 22828410.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.225 AU ( 33593005.7 km)
Radiation at Planetary Boundary of LSPM J2052+0539 b : 0.00 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star LSPM J2052+0539)
![](LSPM_J2052+0539_b_OrbH.png)
Kopparapu Recent Venus for Star LSPM J2052+0539 distance : 0.082 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star LSPM J2052+0539 distance : 0.104 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star LSPM J2052+0539 distance : 0.100 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star LSPM J2052+0539 distance : 0.110 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star LSPM J2052+0539 distance : 0.202 AU
Kopparapu Outer Boundary for Early Mars for Star LSPM J2052+0539 distance : 0.213 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star LSPM J2052+0539)
![](LSPM_J2052+0539_b_OrbK.png)
Original Kopparapu Recent Venus for Star LSPM J2052+0539 distance : 0.081 AU
Original Kopparapu Runaway Greenhouse for Star LSPM J2052+0539 distance : 0.107 AU
Original Kopparapu Moist Greenhouse for Star LSPM J2052+0539 distance : 0.108 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star LSPM J2052+0539 distance : 0.205 AU
Original Kopparapu Outer Boundary for Early Mars for Star LSPM J2052+0539 distance : 0.214 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star LSPM J2052+0539)
![](LSPM_J2052+0539_b_OrbKO.png)
(Position in Stellar Map of star LSPM J2052+0539 and its Exoplanet LSPM J2052+0539 b)
![](LSPM_J2052+0539_b_STZ0.png)
(Zoomed position in Stellar Map of star LSPM J2052+0539 and its Exoplanet LSPM J2052+0539 b (zoom level 3))
![](LSPM_J2052+0539_b_STZ3.png)
(Synthetic Spectrum of star LSPM J2052+0539*)
![](LSPM_J2052+0539_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