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Exoplanet Name : |
TOI-1798 b |
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Alternate Name : |
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Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.2462 |
(Rjup) |
2.7597 |
(Rearth) |
|
Mass (Mjup / Me): |
0.0205 |
(Mjup) |
6.5177 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.0740 |
(AU) |
0.0740 |
(AU Est.) |
|
Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.0220 |
|
Orbital Period(Observed/Estimated) |
8.02 |
(Days Obs.) |
7.88 |
(Days Est.) |
|
Surface Gravity (G Earth) |
0.8558 |
|
Star Radiation at Atmospheric Boundary: |
96964.3 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
787.6 |
(K) |
|
Blackbody T 0.3(K) |
739.6 |
(K) |
|
Blackbody T 0.7(K) |
598.4 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
936.6 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
879.6 |
(K) |
|
Size Class: |
sub-Neptune-size |
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Mass Class: |
|
|
Detection Type : |
Primary Transit |
|
Mass Detection : |
Radial Velocity |
|
Radius Detection : |
Primary Transit |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
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Habitability by Kopparapu: |
Not habitable |
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Star Name : |
TOI-1798 |
|
Alternate Name : |
|
|
Star Distance(LY) : |
369.1 |
|
Stellar Radius(Rsun) : |
0.8 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
0.9 |
(Msun Measured) |
0.8 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
5165 |
(K) |
|
Spectral type : |
K |
|
UV portion[%]: |
4.7 |
|
Visible portion[%]: |
39.6 |
|
IR portion[%]: |
55.7 |
|
Metalicity : |
0.0 |
|
Absolute Magnitude: |
16.7 |
|
Apparent Magnitude: |
22.0 |
|
Right Ascension(RA) |
211.0938 |
|
Declination (DEC) |
46.5193 |
|
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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TOI-1798 b
TOI-1798 b
TOI-1798 b is an exoplanet orbiting the star TOI-1798, located about 369.1 light-years (113.2 pc) away from Solar System. Its discovery was publicly announced on 2024.
The host star TOI-1798 has apparent magnitude of 22.0, with absolute magnitude of 16.7. It is 0.9 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5165 with its spectral types of K
In this planetary system, the extrasolar planet TOI-1798 b orbits around the star TOI-1798 every 8.0 days with its orbital distance of 0.07 AU ( 11070242.4 km)
(Projected orbit of TOI-1798 b around its host star TOI-1798)
The Star TOI-1798 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.451 AU ( 67436243.0 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.623 AU ( 93214511.0 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.949 AU ( 142038286.5 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.397 AU ( 209015560.8 km)
Radiation at Planetary Boundary of TOI-1798 b : 96964.30 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1798)
Kopparapu Recent Venus for Star TOI-1798 distance : 0.484 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1798 distance : 0.612 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1798 distance : 0.592 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1798 distance : 0.649 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1798 distance : 1.103 AU
Kopparapu Outer Boundary for Early Mars for Star TOI-1798 distance : 1.163 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1798)
Original Kopparapu Recent Venus for Star TOI-1798 distance : 0.479 AU
Original Kopparapu Runaway Greenhouse for Star TOI-1798 distance : 0.631 AU
Original Kopparapu Moist Greenhouse for Star TOI-1798 distance : 0.634 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1798 distance : 1.122 AU
Original Kopparapu Outer Boundary for Early Mars for Star TOI-1798 distance : 1.166 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1798)
(Position in Stellar Map of star TOI-1798 and its Exoplanet TOI-1798 b)
(Zoomed position in Stellar Map of star TOI-1798 and its Exoplanet TOI-1798 b (zoom level 3))
(Synthetic Spectrum of star TOI-1798*)
*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
