Exoplanet Name : |
TOI-1269 b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.2025 |
(Rjup) |
2.2698 |
(Rearth) |
Mass (Mjup / Me): |
0.0201 |
(Mjup) |
6.3906 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.0500 |
(AU) |
0.0500 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
0.0116 |
Orbital Period(Observed/Estimated) |
4.25 |
(Days Obs.) |
0.00 |
(Days Est.) |
Surface Gravity (G Earth) |
1.2404 |
Star Radiation at Atmospheric Boundary: |
328039.5 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
1068.1 |
(K) |
Blackbody T 0.3(K) |
1003.1 |
(K) |
Blackbody T 0.7(K) |
811.6 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
1270.2 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
1192.9 |
(K) |
Size Class: |
sub-Neptune-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 : |
TOI-1269 |
Alternate Name : |
|
Star Distance(LY) : |
561.4 |
Stellar Radius(Rsun) : |
0.8 |
(Rsun Estimated) |
Stellar Mass(Msun) : |
0.0 |
(Msun Measured) |
0.9 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
5517 |
(K) |
Spectral type : |
G7 |
UV portion[%]: |
7.0 |
Visible portion[%]: |
43.3 |
IR portion[%]: |
49.7 |
Metalicity : |
0.0 |
Absolute Magnitude: |
15.8 |
Apparent Magnitude: |
22.0 |
Right Ascension(RA) |
249.6962 |
Declination (DEC) |
64.5592 |
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-1269_b_CSun.png) |
![](TOI-1269_b_CJup.png) |
![](TOI-1269_b_CNep.png) |
![](TOI-1269_b_CEar.png) |
/
TOI-1269 b
TOI-1269 b
TOI-1269 b is an exoplanet orbiting the star TOI-1269, located about 561.4 light-years (172.1 pc) away from Solar System. Its discovery was publicly announced on 2024.
The host star TOI-1269 has apparent magnitude of 22.0, with absolute magnitude of 15.8.
In this planetary system, the extrasolar planet TOI-1269 b orbits around the star TOI-1269 every 4.3 days with its orbital distance of 0.05 AU ( 7479893.5 km)
(Projected orbit of TOI-1269 b around its host star TOI-1269)
![](TOI-1269_b_Orb.png)
The Star TOI-1269 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.560 AU ( 83808643.8 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.774 AU ( 115845447.5 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.180 AU ( 176522825.4 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.736 AU ( 259761070.6 km)
Radiation at Planetary Boundary of TOI-1269 b : 328039.55 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1269)
![](TOI-1269_b_OrbH.png)
Kopparapu Recent Venus for Star TOI-1269 distance : 0.590 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star TOI-1269 distance : 0.747 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1269 distance : 0.721 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star TOI-1269 distance : 0.791 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1269 distance : 1.329 AU
Kopparapu Outer Boundary for Early Mars for Star TOI-1269 distance : 1.401 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1269)
![](TOI-1269_b_OrbK.png)
Original Kopparapu Recent Venus for Star TOI-1269 distance : 0.588 AU
Original Kopparapu Runaway Greenhouse for Star TOI-1269 distance : 0.768 AU
Original Kopparapu Moist Greenhouse for Star TOI-1269 distance : 0.777 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1269 distance : 1.352 AU
Original Kopparapu Outer Boundary for Early Mars for Star TOI-1269 distance : 1.406 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1269)
![](TOI-1269_b_OrbKO.png)
(Position in Stellar Map of star TOI-1269 and its Exoplanet TOI-1269 b)
![](TOI-1269_b_STZ0.png)
(Zoomed position in Stellar Map of star TOI-1269 and its Exoplanet TOI-1269 b (zoom level 3))
![](TOI-1269_b_STZ3.png)
(Synthetic Spectrum of star TOI-1269*)
![](TOI-1269_b_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