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Exoplanet Name : |
4FGL J1408.6-2917 b |
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Alternate Name : |
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Status : |
Confirmed |
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Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
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Mass (Mjup / Me): |
28.2700 |
(Mjup) |
8988.1073 |
(Mearth) |
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Semi Major Axis / Orbital Distance Calculated |
0.0060 |
(AU) |
0.0060 |
(AU Est.) |
|
Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.0004 |
|
Orbital Period(Observed/Estimated) |
0.14 |
(Days Obs.) |
0.14 |
(Days Est.) |
|
Surface Gravity (G Earth) |
86.8011 |
|
Star Radiation at Atmospheric Boundary: |
48448638.2 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
3723.6 |
(K) |
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Blackbody T 0.3(K) |
3496.8 |
(K) |
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Blackbody T 0.7(K) |
2829.3 |
(K) |
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Tidally Locked Blackbody T 0.1(K) |
4428.1 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
4158.5 |
(K) |
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Size Class: |
Jupiter-size |
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Mass Class: |
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Detection Type : |
"Timing, Kinematic" |
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Mass Detection : |
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Radius Detection : |
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Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
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Habitability by Kopparapu: |
Not habitable |
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Star Name : |
4FGL J1408.6-2917 |
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Alternate Name : |
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Star Distance(LY) : |
7175.4 |
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Stellar Radius(Rsun) : |
1.3 |
(Rsun Estimated) |
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Stellar Mass(Msun) : |
1.4 |
(Msun Measured) |
1.4 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
5500 |
(K) |
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Spectral type : |
PSR |
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UV portion[%]: |
6.9 |
|
Visible portion[%]: |
43.2 |
|
IR portion[%]: |
49.9 |
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Metalicity : |
0.0 |
|
Absolute Magnitude: |
10.3 |
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Apparent Magnitude: |
22.0 |
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Right Ascension(RA) |
211.8512 |
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Declination (DEC) |
-29.8064 |
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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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4FGL J1408.6-2917 b
4FGL J1408.6-2917 b
4FGL J1408.6-2917 b is an exoplanet orbiting the star 4FGL J1408.6-2917, located about 7175.4 light-years (2200.0 pc) away from Solar System. Its discovery was publicly announced on 2022.
The host star 4FGL J1408.6-2917 has apparent magnitude of 22.0, with absolute magnitude of 10.3. It is 1.4 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5500 with its spectral types of PSR
In this planetary system, the extrasolar planet 4FGL J1408.6-2917 b orbits around the star 4FGL J1408.6-2917 every 0.1 days with its orbital distance of 0.01 AU ( 900130.4 km)
(Projected orbit of 4FGL J1408.6-2917 b around its host star 4FGL J1408.6-2917)
The Star 4FGL J1408.6-2917 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.819 AU ( 122567832.5 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 1.133 AU ( 169420775.3 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.726 AU ( 258159768.8 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 2.539 AU ( 379893409.0 km)
Radiation at Planetary Boundary of 4FGL J1408.6-2917 b : 48448638.22 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 4FGL J1408.6-2917)
Kopparapu Recent Venus for Star 4FGL J1408.6-2917 distance : 0.863 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star 4FGL J1408.6-2917 distance : 1.093 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star 4FGL J1408.6-2917 distance : 1.056 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star 4FGL J1408.6-2917 distance : 1.158 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star 4FGL J1408.6-2917 distance : 1.946 AU
Kopparapu Outer Boundary for Early Mars for Star 4FGL J1408.6-2917 distance : 2.052 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star 4FGL J1408.6-2917)
Original Kopparapu Recent Venus for Star 4FGL J1408.6-2917 distance : 0.860 AU
Original Kopparapu Runaway Greenhouse for Star 4FGL J1408.6-2917 distance : 1.124 AU
Original Kopparapu Moist Greenhouse for Star 4FGL J1408.6-2917 distance : 1.138 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 4FGL J1408.6-2917 distance : 1.980 AU
Original Kopparapu Outer Boundary for Early Mars for Star 4FGL J1408.6-2917 distance : 2.059 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star 4FGL J1408.6-2917)
(Position in Stellar Map of star 4FGL J1408.6-2917 and its Exoplanet 4FGL J1408.6-2917 b)
(Zoomed position in Stellar Map of star 4FGL J1408.6-2917 and its Exoplanet 4FGL J1408.6-2917 b (zoom level 3))
(Synthetic Spectrum of star 4FGL J1408.6-2917*)
*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
