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Exoplanet Name : |
TOI-1422 c |
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Alternate Name : |
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Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.2013 |
(Rjup) |
2.2566 |
(Rearth) |
|
Mass (Mjup / Me): |
0.0349 |
(Mjup) |
11.0960 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.1850 |
(AU) |
0.1850 |
(AU Est.) |
|
Eccentricity : |
0.1400 |
|
Orbital Period(Yrs) |
0.0802 |
|
Orbital Period(Observed/Estimated) |
29.29 |
(Days Obs.) |
29.34 |
(Days Est.) |
|
Surface Gravity (G Earth) |
2.1789 |
|
Star Radiation at Atmospheric Boundary: |
43277.4 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
643.7 |
(K) |
|
Blackbody T 0.3(K) |
604.5 |
(K) |
|
Blackbody T 0.7(K) |
489.1 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
765.5 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
718.9 |
(K) |
|
Size Class: |
sub-Neptune-size |
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Mass Class: |
|
|
Detection Type : |
Radial Velocity |
|
Mass Detection : |
Radial Velocity |
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Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
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Habitability by Kopparapu: |
Not habitable |
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Star Name : |
TOI-1422 |
|
Alternate Name : |
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|
Star Distance(LY) : |
504.1 |
|
Stellar Radius(Rsun) : |
1.0 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.0 |
(Msun Measured) |
1.0 |
(Msun Estimated) |
|
Star Age : |
5.1 |
(GY) |
|
Temperature : |
5840 |
(K) |
|
Spectral type : |
G2V |
|
UV portion[%]: |
0.3 |
|
Visible portion[%]: |
1.5 |
|
IR portion[%]: |
98.2 |
|
Metalicity : |
-0.1 |
|
Absolute Magnitude: |
16.1 |
|
Apparent Magnitude: |
22.0 |
|
Right Ascension(RA) |
354.2408 |
|
Declination (DEC) |
39.6393 |
|
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-1422 c
TOI-1422 c
TOI-1422 c is an exoplanet orbiting the star TOI-1422, located about 504.1 light-years (154.6 pc) away from Solar System. Its discovery was publicly announced on 2022.
The host star TOI-1422 has apparent magnitude of 22.0, with absolute magnitude of 16.1. It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5840 with its spectral types of G2V
In this planetary system, the extrasolar planet TOI-1422 c orbits around the star TOI-1422 every 29.3 days with its orbital distance of 0.18 AU ( 27675606.1 km)
(Projected orbit of TOI-1422 c around its host star TOI-1422)
The Star TOI-1422 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.753 AU ( 112631013.1 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 1.041 AU ( 155685494.2 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.586 AU ( 237230240.0 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 2.334 AU ( 349094690.5 km)
Radiation at Planetary Boundary of TOI-1422 c : 43277.39 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1422)
Kopparapu Recent Venus for Star TOI-1422 distance : 0.777 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1422 distance : 0.985 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1422 distance : 0.951 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1422 distance : 1.042 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1422 distance : 1.736 AU
Kopparapu Outer Boundary for Early Mars for Star TOI-1422 distance : 1.831 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1422)
Original Kopparapu Recent Venus for Star TOI-1422 distance : 0.779 AU
Original Kopparapu Runaway Greenhouse for Star TOI-1422 distance : 1.011 AU
Original Kopparapu Moist Greenhouse for Star TOI-1422 distance : 1.031 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1422 distance : 1.766 AU
Original Kopparapu Outer Boundary for Early Mars for Star TOI-1422 distance : 1.837 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1422)
(Position in Stellar Map of star TOI-1422 and its Exoplanet TOI-1422 c)
(Zoomed position in Stellar Map of star TOI-1422 and its Exoplanet TOI-1422 c (zoom level 3))
(Synthetic Spectrum of star TOI-1422*)
*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
