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Exoplanet Name : |
HETE J1900.1-2455 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): |
45.0000 |
(Mjup) |
14307.2100 |
(Mearth) |
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Semi Major Axis / Orbital Distance Calculated |
0.0061 |
(AU) |
0.0061 |
(AU Est.) |
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Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.0004 |
|
Orbital Period(Observed/Estimated) |
0.14 |
(Days Obs.) |
0.15 |
(Days Est.) |
|
Surface Gravity (G Earth) |
138.1695 |
|
Star Radiation at Atmospheric Boundary: |
47294105.1 |
(W/m2) |
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Measured Temperature (K) |
0.0 |
(K) |
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Blackbody T 0.1(K) |
3701.2 |
(K) |
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Blackbody T 0.3(K) |
3475.8 |
(K) |
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Blackbody T 0.7(K) |
2812.3 |
(K) |
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Tidally Locked Blackbody T 0.1(K) |
4401.5 |
(K) |
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Tidally Locked Blackbody T 0.3(K) |
4133.5 |
(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 : |
HETE J1900.1-2455 |
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Alternate Name : |
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Star Distance(LY) : |
16307.8 |
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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) |
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Star Age : |
0.0 |
(GY) |
|
Temperature : |
5500 |
(K) |
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Spectral type : |
PSR |
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UV portion[%]: |
6.9 |
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Visible portion[%]: |
43.2 |
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IR portion[%]: |
49.9 |
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Metalicity : |
0.0 |
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Absolute Magnitude: |
4.6 |
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Apparent Magnitude: |
18.1 |
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Right Ascension(RA) |
285.0360 |
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Declination (DEC) |
-24.9205 |
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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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HETE J1900.1-2455 b
HETE J1900.1-2455 b
HETE J1900.1-2455 b is an exoplanet orbiting the star HETE J1900.1-2455, located about 16307.8 light-years (5000.0 pc) away from Solar System. Its discovery was publicly announced on 2006.
The host star HETE J1900.1-2455 has apparent magnitude of 18.1, with absolute magnitude of 4.6. 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 HETE J1900.1-2455 b orbits around the star HETE J1900.1-2455 every 0.1 days with its orbital distance of 0.01 AU ( 911051.0 km)
(Projected orbit of HETE J1900.1-2455 b around its host star HETE J1900.1-2455)
The Star HETE J1900.1-2455 '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 HETE J1900.1-2455 b : 47294105.11 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HETE J1900.1-2455)
Kopparapu Recent Venus for Star HETE J1900.1-2455 distance : 0.863 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star HETE J1900.1-2455 distance : 1.093 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HETE J1900.1-2455 distance : 1.056 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star HETE J1900.1-2455 distance : 1.158 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star HETE J1900.1-2455 distance : 1.946 AU
Kopparapu Outer Boundary for Early Mars for Star HETE J1900.1-2455 distance : 2.052 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star HETE J1900.1-2455)
Original Kopparapu Recent Venus for Star HETE J1900.1-2455 distance : 0.860 AU
Original Kopparapu Runaway Greenhouse for Star HETE J1900.1-2455 distance : 1.124 AU
Original Kopparapu Moist Greenhouse for Star HETE J1900.1-2455 distance : 1.138 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HETE J1900.1-2455 distance : 1.980 AU
Original Kopparapu Outer Boundary for Early Mars for Star HETE J1900.1-2455 distance : 2.059 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star HETE J1900.1-2455)
(Position in Stellar Map of star HETE J1900.1-2455 and its Exoplanet HETE J1900.1-2455 b)
(Zoomed position in Stellar Map of star HETE J1900.1-2455 and its Exoplanet HETE J1900.1-2455 b (zoom level 3))
(Synthetic Spectrum of star HETE J1900.1-2455*)
*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
