Exoplanet Name : |
TIC 139270665 b |
Alternate Name : |
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Status : |
Confirmed |
Radius (Rjup / Re): |
0.6450 |
(Rjup) |
7.2298 |
(Rearth) |
Mass (Mjup / Me): |
0.4630 |
(Mjup) |
147.2053 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.1630 |
(AU) |
0.1630 |
(AU Est.) |
Eccentricity : |
0.1000 |
Orbital Period(Yrs) |
0.0647 |
Orbital Period(Observed/Estimated) |
23.62 |
(Days Obs.) |
23.63 |
(Days Est.) |
Surface Gravity (G Earth) |
2.8162 |
Star Radiation at Atmospheric Boundary: |
56010.7 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
686.6 |
(K) |
Blackbody T 0.3(K) |
644.8 |
(K) |
Blackbody T 0.7(K) |
521.7 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
816.5 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
766.8 |
(K) |
Size Class: |
sub-Jupiter-size |
Mass Class: |
|
Detection Type : |
Primary Transit |
Mass Detection : |
Radial Velocity |
Radius Detection : |
Primary Transit |
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
TIC 139270665 |
Alternate Name : |
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Star Distance(LY) : |
482.1 |
Stellar Radius(Rsun) : |
1.0 |
(Rsun Measured) |
Stellar Mass(Msun) : |
1.0 |
(Msun Measured) |
1.0 |
(Msun Estimated) |
Star Age : |
3.4 |
(GY) |
Temperature : |
5844 |
(K) |
Spectral type : |
G2 |
UV portion[%]: |
0.3 |
Visible portion[%]: |
1.5 |
IR portion[%]: |
98.2 |
Metalicity : |
0.2 |
Absolute Magnitude: |
16.2 |
Apparent Magnitude: |
22.0 |
Right Ascension(RA) |
124.0338 |
Declination (DEC) |
33.2915 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
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Discovered by |
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Discovery Paper - Authors |
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Discovery Paper - Title |
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Discovery Paper - Journal |
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Discovery Paper - URL |
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SIMBAD LINK |
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Open Exoplanet Database Link |
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TIC 139270665 b
TIC 139270665 b
TIC 139270665 b is an exoplanet orbiting the star TIC 139270665, located about 482.1 light-years (147.8 pc) away from Solar System. Its discovery was publicly announced on 2024.
The host star TIC 139270665 has apparent magnitude of 22.0, with absolute magnitude of 16.2. It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5844 with its spectral types of G2
In this planetary system, the extrasolar planet TIC 139270665 b orbits around the star TIC 139270665 every 23.6 days with its orbital distance of 0.16 AU ( 24384452.9 km)
(Projected orbit of TIC 139270665 b around its host star TIC 139270665)
The Star TIC 139270665 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.755 AU ( 112896037.4 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 1.043 AU ( 156051827.0 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.590 AU ( 237788450.1 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 2.339 AU ( 349916121.2 km)
Radiation at Planetary Boundary of TIC 139270665 b : 56010.67 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TIC 139270665)
Kopparapu Recent Venus for Star TIC 139270665 distance : 0.779 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star TIC 139270665 distance : 0.987 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TIC 139270665 distance : 0.953 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star TIC 139270665 distance : 1.045 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star TIC 139270665 distance : 1.739 AU
Kopparapu Outer Boundary for Early Mars for Star TIC 139270665 distance : 1.834 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star TIC 139270665)
Original Kopparapu Recent Venus for Star TIC 139270665 distance : 0.781 AU
Original Kopparapu Runaway Greenhouse for Star TIC 139270665 distance : 1.014 AU
Original Kopparapu Moist Greenhouse for Star TIC 139270665 distance : 1.034 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TIC 139270665 distance : 1.770 AU
Original Kopparapu Outer Boundary for Early Mars for Star TIC 139270665 distance : 1.841 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star TIC 139270665)
(Position in Stellar Map of star TIC 139270665 and its Exoplanet TIC 139270665 b)
(Zoomed position in Stellar Map of star TIC 139270665 and its Exoplanet TIC 139270665 b (zoom level 3))
(Synthetic Spectrum of star TIC 139270665*)
*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