Exoplanet Name : |
NSVS 2502726 (AB)b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
38.0000 |
(Mjup) |
12081.6440 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
3.6900 |
(AU) |
3.6900 |
(AU Est.) |
Eccentricity : |
0.4700 |
Orbital Period(Yrs) |
6.8718 |
Orbital Period(Observed/Estimated) |
2510.00 |
(Days Obs.) |
3119.03 |
(Days Est.) |
Surface Gravity (G Earth) |
116.6765 |
Star Radiation at Atmospheric Boundary: |
14.7 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
87.4 |
(K) |
Blackbody T 0.3(K) |
82.1 |
(K) |
Blackbody T 0.7(K) |
66.4 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
103.9 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
97.6 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Timing |
Mass Detection : |
Timing |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
NSVS 2502726 (AB) |
Alternate Name : |
"GSC 03798-01207, 2MASS J08441103+5423473" |
Star Distance(LY) : |
747.0 |
Stellar Radius(Rsun) : |
0.7 |
(Rsun Measured) |
Stellar Mass(Msun) : |
0.7 |
(Msun Measured) |
1.1 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
4353 |
(K) |
Spectral type : |
K7V+K7V |
UV portion[%]: |
1.1 |
Visible portion[%]: |
28.5 |
IR portion[%]: |
70.4 |
Metalicity : |
0.0 |
Absolute Magnitude: |
6.9 |
Apparent Magnitude: |
13.7 |
Right Ascension(RA) |
131.0460 |
Declination (DEC) |
54.3965 |
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 |
|
![](NSVS_2502726_(AB)b_CSun.png) |
![](NSVS_2502726_(AB)b_CJup.png) |
![](NSVS_2502726_(AB)b_CNep.png) |
![](NSVS_2502726_(AB)b_CEar.png) |
/
NSVS 2502726 (AB)b
NSVS 2502726 (AB)b
NSVS 2502726 (AB)b is an exoplanet orbiting the star NSVS 2502726 (AB), located about 747.0 light-years (229.0 pc) away from Solar System. Its discovery was publicly announced on 2016.
The host star NSVS 2502726 (AB) has apparent magnitude of 13.7, with absolute magnitude of 6.9. It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4353 with its spectral types of K7V+K7V
In this planetary system, the extrasolar planet NSVS 2502726 (AB)b orbits around the star NSVS 2502726 (AB) every 2510.0 days with its orbital distance of 3.69 AU ( 552016142.9 km)
(Projected orbit of NSVS 2502726 (AB)b around its host star NSVS 2502726 (AB))
![](NSVS_2502726_(AB)b_Orb.png)
The Star NSVS 2502726 (AB) 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.277 AU ( 41389992.1 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.382 AU ( 57211785.6 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.583 AU ( 87178100.2 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 0.858 AU ( 128286393.5 km)
Radiation at Planetary Boundary of NSVS 2502726 (AB)b : 14.69 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star NSVS 2502726 (AB))
![](NSVS_2502726_(AB)b_OrbH.png)
Kopparapu Recent Venus for Star NSVS 2502726 (AB) distance : 0.307 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star NSVS 2502726 (AB) distance : 0.389 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star NSVS 2502726 (AB) distance : 0.375 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star NSVS 2502726 (AB) distance : 0.412 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star NSVS 2502726 (AB) distance : 0.725 AU
Kopparapu Outer Boundary for Early Mars for Star NSVS 2502726 (AB) distance : 0.765 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star NSVS 2502726 (AB))
![](NSVS_2502726_(AB)b_OrbK.png)
Original Kopparapu Recent Venus for Star NSVS 2502726 (AB) distance : 0.303 AU
Original Kopparapu Runaway Greenhouse for Star NSVS 2502726 (AB) distance : 0.401 AU
Original Kopparapu Moist Greenhouse for Star NSVS 2502726 (AB) distance : 0.401 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star NSVS 2502726 (AB) distance : 0.737 AU
Original Kopparapu Outer Boundary for Early Mars for Star NSVS 2502726 (AB) distance : 0.766 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star NSVS 2502726 (AB))
![](NSVS_2502726_(AB)b_OrbKO.png)
(Position in Stellar Map of star NSVS 2502726 (AB) and its Exoplanet NSVS 2502726 (AB)b)
![](NSVS_2502726_(AB)b_STZ0.png)
(Zoomed position in Stellar Map of star NSVS 2502726 (AB) and its Exoplanet NSVS 2502726 (AB)b (zoom level 3))
![](NSVS_2502726_(AB)b_STZ3.png)
(Synthetic Spectrum of star NSVS 2502726 (AB)*)
![](NSVS_2502726_(AB)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