Exoplanet Name : |
NSV 1440 b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
29.2500 |
(Mjup) |
9299.6865 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.0015 |
(AU) |
0.0015 |
(AU Est.) |
Eccentricity : |
0.0000 |
Orbital Period(Yrs) |
0.0001 |
Orbital Period(Observed/Estimated) |
0.03 |
(Days Obs.) |
0.03 |
(Days Est.) |
Surface Gravity (G Earth) |
89.8102 |
Star Radiation at Atmospheric Boundary: |
169735400.6 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
5094.3 |
(K) |
Blackbody T 0.3(K) |
4784.1 |
(K) |
Blackbody T 0.7(K) |
3870.8 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
6058.2 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
5689.3 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Other |
Mass Detection : |
Theoretical |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
NSV 1440 |
Alternate Name : |
"ASASSN-15sz, BV 1025" |
Star Distance(LY) : |
6454.6 |
Stellar Radius(Rsun) : |
0.6 |
(Rsun Estimated) |
Stellar Mass(Msun) : |
0.7 |
(Msun Measured) |
0.0 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
5500 |
(K) |
Spectral type : |
DA |
UV portion[%]: |
6.9 |
Visible portion[%]: |
43.2 |
IR portion[%]: |
49.9 |
Metalicity : |
0.0 |
Absolute Magnitude: |
3.4 |
Apparent Magnitude: |
14.9 |
Right Ascension(RA) |
58.9232 |
Declination (DEC) |
-82.4255 |
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 |
|
![](NSV_1440_b_CSun.png) |
![](NSV_1440_b_CJup.png) |
![](NSV_1440_b_CNep.png) |
![](NSV_1440_b_CEar.png) |
/
NSV 1440 b
NSV 1440 b
NSV 1440 b is an exoplanet orbiting the star NSV 1440, located about 6454.6 light-years (1979.0 pc) away from Solar System. Its discovery was publicly announced on 2019.
The host star NSV 1440 has apparent magnitude of 14.9, with absolute magnitude of 3.4. It is 0.7 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 5500 with its spectral types of DA
In this planetary system, the extrasolar planet NSV 1440 b orbits around the star NSV 1440 every 0.0 days with its orbital distance of 0.00 AU ( 221404.8 km)
(Projected orbit of NSV 1440 b around its host star NSV 1440)
![](NSV_1440_b_Orb.png)
The Star NSV 1440 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.377 AU ( 56429166.7 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.521 AU ( 77999855.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.794 AU ( 118854517.9 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.169 AU ( 174899629.8 km)
Radiation at Planetary Boundary of NSV 1440 b : 169735400.55 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star NSV 1440)
![](NSV_1440_b_OrbH.png)
Kopparapu Recent Venus for Star NSV 1440 distance : 0.397 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star NSV 1440 distance : 0.503 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star NSV 1440 distance : 0.486 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star NSV 1440 distance : 0.533 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star NSV 1440 distance : 0.896 AU
Kopparapu Outer Boundary for Early Mars for Star NSV 1440 distance : 0.945 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star NSV 1440)
![](NSV_1440_b_OrbK.png)
Original Kopparapu Recent Venus for Star NSV 1440 distance : 0.396 AU
Original Kopparapu Runaway Greenhouse for Star NSV 1440 distance : 0.518 AU
Original Kopparapu Moist Greenhouse for Star NSV 1440 distance : 0.524 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star NSV 1440 distance : 0.911 AU
Original Kopparapu Outer Boundary for Early Mars for Star NSV 1440 distance : 0.948 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star NSV 1440)
![](NSV_1440_b_OrbKO.png)
(Position in Stellar Map of star NSV 1440 and its Exoplanet NSV 1440 b)
![](NSV_1440_b_STZ0.png)
(Zoomed position in Stellar Map of star NSV 1440 and its Exoplanet NSV 1440 b (zoom level 3))
![](NSV_1440_b_STZ3.png)
(Synthetic Spectrum of star NSV 1440*)
![](NSV_1440_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