Exoplanet Name : |
NSVS 7826147 (AB)b |
Alternate Name : |
DD CrB (AB)b |
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
1.3600 |
(Mjup) |
432.3957 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
3.9570 |
(AU) |
3.9570 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
10.4583 |
Orbital Period(Observed/Estimated) |
3820.00 |
(Days Obs.) |
4324.42 |
(Days Est.) |
Surface Gravity (G Earth) |
4.1758 |
Star Radiation at Atmospheric Boundary: |
1684.5 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
285.9 |
(K) |
Blackbody T 0.3(K) |
268.5 |
(K) |
Blackbody T 0.7(K) |
217.3 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
340.0 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
319.3 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Timing |
Mass Detection : |
Timing |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
NSVS 7826147 (AB) |
Alternate Name : |
"DD CrB, FBS 1531+381" |
Star Distance(LY) : |
1691.3 |
Stellar Radius(Rsun) : |
0.2 |
(Rsun Measured) |
Stellar Mass(Msun) : |
0.4 |
(Msun Measured) |
0.6 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
29200 |
(K) |
Spectral type : |
sdB+dM |
UV portion[%]: |
0.3 |
Visible portion[%]: |
1.5 |
IR portion[%]: |
98.2 |
Metalicity : |
0.0 |
Absolute Magnitude: |
4.5 |
Apparent Magnitude: |
13.1 |
Right Ascension(RA) |
233.4560 |
Declination (DEC) |
37.9911 |
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_7826147_(AB)b_CSun.png) |
![](NSVS_7826147_(AB)b_CJup.png) |
![](NSVS_7826147_(AB)b_CNep.png) |
![](NSVS_7826147_(AB)b_CEar.png) |
/
NSVS 7826147 (AB)b
NSVS 7826147 (AB)b
NSVS 7826147 (AB)b is an exoplanet orbiting the star NSVS 7826147 (AB), located about 1691.3 light-years (518.5 pc) away from Solar System. Its discovery was publicly announced on 2016.
The host star NSVS 7826147 (AB) has apparent magnitude of 13.1, with absolute magnitude of 4.5. It is 0.4 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 29200 with its spectral types of sdB+dM
In this planetary system, the extrasolar planet NSVS 7826147 (AB)b orbits around the star NSVS 7826147 (AB) every 3820.0 days with its orbital distance of 3.96 AU ( 591958774.4 km)
(Projected orbit of NSVS 7826147 (AB)b around its host star NSVS 7826147 (AB))
![](NSVS_7826147_(AB)b_Orb.png)
The Star NSVS 7826147 (AB) 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 3.177 AU ( 475282979.9 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 4.392 AU ( 656965284.5 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 6.692 AU ( 1001069707.4 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 9.847 AU ( 1473117928.5 km)
Radiation at Planetary Boundary of NSVS 7826147 (AB)b : 1684.46 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star NSVS 7826147 (AB))
![](NSVS_7826147_(AB)b_OrbH.png)
Kopparapu Recent Venus for Star NSVS 7826147 (AB) distance : nan AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star NSVS 7826147 (AB) distance : nan AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star NSVS 7826147 (AB) distance : nan AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star NSVS 7826147 (AB) distance : nan AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star NSVS 7826147 (AB) distance : nan AU
Kopparapu Outer Boundary for Early Mars for Star NSVS 7826147 (AB) distance : nan AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star NSVS 7826147 (AB))
![](NSVS_7826147_(AB)b_OrbK.png)
Original Kopparapu Recent Venus for Star NSVS 7826147 (AB) distance : nan AU
Original Kopparapu Runaway Greenhouse for Star NSVS 7826147 (AB) distance : nan AU
Original Kopparapu Moist Greenhouse for Star NSVS 7826147 (AB) distance : nan AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star NSVS 7826147 (AB) distance : nan AU
Original Kopparapu Outer Boundary for Early Mars for Star NSVS 7826147 (AB) distance : nan AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star NSVS 7826147 (AB))
![](NSVS_7826147_(AB)b_OrbKO.png)
(Position in Stellar Map of star NSVS 7826147 (AB) and its Exoplanet NSVS 7826147 (AB)b)
![](NSVS_7826147_(AB)b_STZ0.png)
(Zoomed position in Stellar Map of star NSVS 7826147 (AB) and its Exoplanet NSVS 7826147 (AB)b (zoom level 3))
![](NSVS_7826147_(AB)b_STZ3.png)
(Synthetic Spectrum of star NSVS 7826147 (AB)*)
![](NSVS_7826147_(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