Exoplanet Name : |
TOI-697 Ab |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.1820 |
(Rjup) |
2.0400 |
(Rearth) |
Mass (Mjup / Me): |
0.0161 |
(Mjup) |
5.1201 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.0000 |
(AU) |
0.0814 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
0.0236 |
Orbital Period(Observed/Estimated) |
8.61 |
(Days Obs.) |
0.00 |
(Days Est.) |
Surface Gravity (G Earth) |
1.2303 |
Star Radiation at Atmospheric Boundary: |
161018.3 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
894.0 |
(K) |
Blackbody T 0.3(K) |
839.6 |
(K) |
Blackbody T 0.7(K) |
679.3 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
1063.2 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
998.5 |
(K) |
Size Class: |
sub-Neptune-size |
Mass Class: |
|
Detection Type : |
Primary Transit |
Mass Detection : |
|
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
TOI-697 A |
Alternate Name : |
|
Star Distance(LY) : |
305.8 |
Stellar Radius(Rsun) : |
1.0 |
(Rsun Measured) |
Stellar Mass(Msun) : |
1.0 |
(Msun Measured) |
1.0 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
5519 |
(K) |
Spectral type : |
G5V |
UV portion[%]: |
7.0 |
Visible portion[%]: |
43.4 |
IR portion[%]: |
49.7 |
Metalicity : |
0.0 |
Absolute Magnitude: |
5.1 |
Apparent Magnitude: |
10.0 |
Right Ascension(RA) |
69.7041 |
Declination (DEC) |
-36.6814 |
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-697_Ab_CSun.png) |
![](TOI-697_Ab_CJup.png) |
![](TOI-697_Ab_CNep.png) |
![](TOI-697_Ab_CEar.png) |
/
TOI-697 Ab
TOI-697 Ab
TOI-697 Ab is an exoplanet orbiting the star TOI-697 A, located about 305.8 light-years (93.8 pc) away from Solar System. Its discovery was publicly announced on 2019.
The host star TOI-697 A has apparent magnitude of 10.0, with absolute magnitude of 5.1. It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5519 with its spectral types of G5V
In this planetary system, the extrasolar planet TOI-697 Ab orbits around the star TOI-697 A every 8.6 days with its orbital distance of 0.08 AU ( 12172682.8 km)
(Projected orbit of TOI-697 Ab around its host star TOI-697 A)
![](TOI-697_Ab_Orb.png)
The Star TOI-697 A 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.639 AU ( 95555185.1 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.883 AU ( 132082237.3 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.345 AU ( 201264099.9 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.980 AU ( 296168939.8 km)
Radiation at Planetary Boundary of TOI-697 Ab : 161018.33 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-697 A)
![](TOI-697_Ab_OrbH.png)
Kopparapu Recent Venus for Star TOI-697 A distance : 0.672 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-697 A distance : 0.851 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-697 A distance : 0.822 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-697 A distance : 0.902 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-697 A distance : 1.514 AU
Kopparapu Outer Boundary for Early Mars for Star TOI-697 A distance : 1.597 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-697 A)
![](TOI-697_Ab_OrbK.png)
Original Kopparapu Recent Venus for Star TOI-697 A distance : 0.670 AU
Original Kopparapu Runaway Greenhouse for Star TOI-697 A distance : 0.876 AU
Original Kopparapu Moist Greenhouse for Star TOI-697 A distance : 0.886 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-697 A distance : 1.541 AU
Original Kopparapu Outer Boundary for Early Mars for Star TOI-697 A distance : 1.602 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-697 A)
![](TOI-697_Ab_OrbKO.png)
(Position in Stellar Map of star TOI-697 A and its Exoplanet TOI-697 Ab)
![](TOI-697_Ab_STZ0.png)
(Zoomed position in Stellar Map of star TOI-697 A and its Exoplanet TOI-697 Ab (zoom level 3))
![](TOI-697_Ab_STZ3.png)
(Synthetic Spectrum of star TOI-697 A*)
![](TOI-697_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