|
Exoplanet Name : |
2M 2140+16 b |
|
Alternate Name : |
|
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.9200 |
(Rjup) |
10.3123 |
(Rearth) |
|
Mass (Mjup / Me): |
20.0000 |
(Mjup) |
6358.7600 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
3.5300 |
(AU) |
3.5300 |
(AU Est.) |
|
Eccentricity : |
0.2600 |
|
Orbital Period(Yrs) |
20.0953 |
|
Orbital Period(Observed/Estimated) |
7340.00 |
(Days Obs.) |
8564.60 |
(Days Est.) |
|
Surface Gravity (G Earth) |
59.7947 |
|
Star Radiation at Atmospheric Boundary: |
0.0 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
18.2 |
(K) |
|
Blackbody T 0.3(K) |
17.1 |
(K) |
|
Blackbody T 0.7(K) |
13.8 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
21.6 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
20.3 |
(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 : |
2M 2140+16 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
81.5 |
|
Stellar Radius(Rsun) : |
0.1 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
0.1 |
(Msun Measured) |
0.1 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
2300 |
(K) |
|
Spectral type : |
M9 |
|
UV portion[%]: |
0.1 |
|
Visible portion[%]: |
4.9 |
|
IR portion[%]: |
95.0 |
|
Metalicity : |
0.0 |
|
Absolute Magnitude: |
20.0 |
|
Apparent Magnitude: |
22.0 |
|
Right Ascension(RA) |
325.1208 |
|
Declination (DEC) |
16.4217 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
|
Discovered by |
|
|
Discovery Paper - Authors |
0 |
|
Discovery Paper - Title |
0 |
|
Discovery Paper - Journal |
0 |
|
Discovery Paper - URL |
0 |
|
SIMBAD LINK |
|
|
Open Exoplanet Database Link |
0 |
 |
 |
 |
 |
/
2M 2140+16 b
2M 2140+16 b
2M 2140+16 b is an exoplanet orbiting the star 2M 2140+16, located about 81.5 light-years (25.0 pc) away from Solar System. Its discovery was publicly announced on 2010.
The host star 2M 2140+16 has apparent magnitude of 22.0, with absolute magnitude of 20.0. It is 0.1 times more massive and 0.1 times bigger compared with our Sun. The surface temperature is 2300 with its spectral types of M9
In this planetary system, the extrasolar planet 2M 2140+16 b orbits around the star 2M 2140+16 every 7340.0 days with its orbital distance of 3.53 AU ( 528080483.6 km)
(Projected orbit of 2M 2140+16 b around its host star 2M 2140+16)
The Star 2M 2140+16 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.011 AU ( 1714406.4 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.016 AU ( 2369757.7 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.024 AU ( 3610986.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.036 AU ( 5313724.5 km)
Radiation at Planetary Boundary of 2M 2140+16 b : 0.03 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 2M 2140+16)
Kopparapu Recent Venus for Star 2M 2140+16 distance : 0.013 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star 2M 2140+16 distance : 0.017 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star 2M 2140+16 distance : 0.016 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star 2M 2140+16 distance : 0.018 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star 2M 2140+16 distance : 0.034 AU
Kopparapu Outer Boundary for Early Mars for Star 2M 2140+16 distance : 0.036 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star 2M 2140+16)
Original Kopparapu Recent Venus for Star 2M 2140+16 distance : 0.013 AU
Original Kopparapu Runaway Greenhouse for Star 2M 2140+16 distance : 0.017 AU
Original Kopparapu Moist Greenhouse for Star 2M 2140+16 distance : 0.017 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 2M 2140+16 distance : 0.035 AU
Original Kopparapu Outer Boundary for Early Mars for Star 2M 2140+16 distance : 0.036 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star 2M 2140+16)
(Position in Stellar Map of star 2M 2140+16 and its Exoplanet 2M 2140+16 b)
(Zoomed position in Stellar Map of star 2M 2140+16 and its Exoplanet 2M 2140+16 b (zoom level 3))
(Synthetic Spectrum of star 2M 2140+16*)
*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
