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Exoplanet Name : |
NGTS-24 b |
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Alternate Name : |
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Status : |
Confirmed |
|
Radius (Rjup / Re): |
1.2140 |
(Rjup) |
13.6077 |
(Rearth) |
|
Mass (Mjup / Me): |
0.5200 |
(Mjup) |
165.3278 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.0479 |
(AU) |
0.0479 |
(AU Est.) |
|
Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.0095 |
|
Orbital Period(Observed/Estimated) |
3.47 |
(Days Obs.) |
3.41 |
(Days Est.) |
|
Surface Gravity (G Earth) |
0.8928 |
|
Star Radiation at Atmospheric Boundary: |
1649352.3 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
1599.5 |
(K) |
|
Blackbody T 0.3(K) |
1502.1 |
(K) |
|
Blackbody T 0.7(K) |
1215.3 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
1902.1 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
1786.3 |
(K) |
|
Size Class: |
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 : |
NGTS-24 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
2358.1 |
|
Stellar Radius(Rsun) : |
1.6 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.3 |
(Msun Measured) |
1.2 |
(Msun Estimated) |
|
Star Age : |
4.8 |
(GY) |
|
Temperature : |
5820 |
(K) |
|
Spectral type : |
G2IV |
|
UV portion[%]: |
0.3 |
|
Visible portion[%]: |
1.5 |
|
IR portion[%]: |
98.2 |
|
Metalicity : |
0.3 |
|
Absolute Magnitude: |
3.9 |
|
Apparent Magnitude: |
13.2 |
|
Right Ascension(RA) |
168.5542 |
|
Declination (DEC) |
-37.9103 |
|
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 |
|
|
Discovery Paper - Journal |
|
|
Discovery Paper - URL |
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|
SIMBAD LINK |
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Open Exoplanet Database Link |
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NGTS-24 b
NGTS-24 b
NGTS-24 b is an exoplanet orbiting the star NGTS-24, located about 2358.1 light-years (723.0 pc) away from Solar System. Its discovery was publicly announced on 2022.
The host star NGTS-24 has apparent magnitude of 13.2, with absolute magnitude of 3.9. It is 1.3 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5820 with its spectral types of G2IV
In this planetary system, the extrasolar planet NGTS-24 b orbits around the star NGTS-24 every 3.5 days with its orbital distance of 0.05 AU ( 7165738.0 km)
(Projected orbit of NGTS-24 b around its host star NGTS-24)
The Star NGTS-24 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 1.203 AU ( 180031263.6 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 1.663 AU ( 248850254.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 2.535 AU ( 379192716.9 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 3.730 AU ( 557998694.2 km)
Radiation at Planetary Boundary of NGTS-24 b : 1649352.25 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star NGTS-24)
Kopparapu Recent Venus for Star NGTS-24 distance : 1.244 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star NGTS-24 distance : 1.576 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star NGTS-24 distance : 1.522 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star NGTS-24 distance : 1.668 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star NGTS-24 distance : 2.779 AU
Kopparapu Outer Boundary for Early Mars for Star NGTS-24 distance : 2.931 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star NGTS-24)
Original Kopparapu Recent Venus for Star NGTS-24 distance : 1.247 AU
Original Kopparapu Runaway Greenhouse for Star NGTS-24 distance : 1.619 AU
Original Kopparapu Moist Greenhouse for Star NGTS-24 distance : 1.650 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star NGTS-24 distance : 2.828 AU
Original Kopparapu Outer Boundary for Early Mars for Star NGTS-24 distance : 2.941 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star NGTS-24)
(Position in Stellar Map of star NGTS-24 and its Exoplanet NGTS-24 b)
(Zoomed position in Stellar Map of star NGTS-24 and its Exoplanet NGTS-24 b (zoom level 3))
(Synthetic Spectrum of star NGTS-24*)
*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
