Exoplanet Name : |
TOI-1217 Ab |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.3890 |
(Rjup) |
4.3603 |
(Rearth) |
Mass (Mjup / Me): |
0.0577 |
(Mjup) |
18.3451 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.0000 |
(AU) |
0.2520 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
0.1136 |
Orbital Period(Observed/Estimated) |
41.49 |
(Days Obs.) |
0.00 |
(Days Est.) |
Surface Gravity (G Earth) |
0.9649 |
Star Radiation at Atmospheric Boundary: |
371631.2 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
1102.0 |
(K) |
Blackbody T 0.3(K) |
1034.9 |
(K) |
Blackbody T 0.7(K) |
837.3 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
1310.5 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
1230.7 |
(K) |
Size Class: |
Neptune-size |
Mass Class: |
|
Detection Type : |
Primary Transit |
Mass Detection : |
|
Radius Detection : |
Primary Transit |
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
TOI-1217 A |
Alternate Name : |
HD 111914 |
Star Distance(LY) : |
1510.8 |
Stellar Radius(Rsun) : |
3.5 |
(Rsun Measured) |
Stellar Mass(Msun) : |
1.2 |
(Msun Measured) |
1.2 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
6307 |
(K) |
Spectral type : |
F6III-IV |
UV portion[%]: |
0.3 |
Visible portion[%]: |
1.5 |
IR portion[%]: |
98.2 |
Metalicity : |
0.0 |
Absolute Magnitude: |
1.8 |
Apparent Magnitude: |
10.2 |
Right Ascension(RA) |
193.2607 |
Declination (DEC) |
-44.0994 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
Discovered by |
|
Discovery Paper - Authors |
|
Discovery Paper - Title |
|
Discovery Paper - Journal |
|
Discovery Paper - URL |
|
SIMBAD LINK |
|
Open Exoplanet Database Link |
|
![](TOI-1217_Ab_CSun.png) |
![](TOI-1217_Ab_CJup.png) |
![](TOI-1217_Ab_CNep.png) |
![](TOI-1217_Ab_CEar.png) |
/
TOI-1217 Ab
TOI-1217 Ab
TOI-1217 Ab is an exoplanet orbiting the star TOI-1217 A, located about 1510.8 light-years (463.2 pc) away from Solar System. Its discovery was publicly announced on 2022.
The host star TOI-1217 A has apparent magnitude of 10.2, with absolute magnitude of 1.8. It is 1.2 times more massive and 3.5 times bigger compared with our Sun. The surface temperature is 6307 with its spectral types of F6III-IV
In this planetary system, the extrasolar planet TOI-1217 Ab orbits around the star TOI-1217 A every 41.5 days with its orbital distance of 0.25 AU ( 37693751.8 km)
(Projected orbit of TOI-1217 Ab around its host star TOI-1217 A)
![](TOI-1217_Ab_Orb.png)
The Star TOI-1217 A 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 3.005 AU ( 449526937.8 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 4.154 AU ( 621363703.4 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 6.329 AU ( 946820776.6 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 9.314 AU ( 1393288250.3 km)
Radiation at Planetary Boundary of TOI-1217 Ab : 371631.16 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1217 A)
![](TOI-1217_Ab_OrbH.png)
Kopparapu Recent Venus for Star TOI-1217 A distance : 3.016 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1217 A distance : 3.820 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1217 A distance : 3.689 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1217 A distance : 4.042 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1217 A distance : 6.666 AU
Kopparapu Outer Boundary for Early Mars for Star TOI-1217 A distance : 7.031 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1217 A)
![](TOI-1217_Ab_OrbK.png)
Original Kopparapu Recent Venus for Star TOI-1217 A distance : 3.054 AU
Original Kopparapu Runaway Greenhouse for Star TOI-1217 A distance : 3.918 AU
Original Kopparapu Moist Greenhouse for Star TOI-1217 A distance : 4.041 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1217 A distance : 6.786 AU
Original Kopparapu Outer Boundary for Early Mars for Star TOI-1217 A distance : 7.057 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1217 A)
![](TOI-1217_Ab_OrbKO.png)
(Position in Stellar Map of star TOI-1217 A and its Exoplanet TOI-1217 Ab)
![](TOI-1217_Ab_STZ0.png)
(Zoomed position in Stellar Map of star TOI-1217 A and its Exoplanet TOI-1217 Ab (zoom level 3))
![](TOI-1217_Ab_STZ3.png)
(Synthetic Spectrum of star TOI-1217 A*)
![](TOI-1217_Ab_Spc.png)
*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