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Exoplanet Name : |
V1298 Tau e |
|
Alternate Name : |
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Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.8480 |
(Rjup) |
9.5052 |
(Rearth) |
|
Mass (Mjup / Me): |
0.6600 |
(Mjup) |
209.8391 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.2667 |
(AU) |
0.2667 |
(AU Est.) |
|
Eccentricity : |
0.5700 |
|
Orbital Period(Yrs) |
0.1280 |
|
Orbital Period(Observed/Estimated) |
46.77 |
(Days Obs.) |
47.97 |
(Days Est.) |
|
Surface Gravity (G Earth) |
2.3225 |
|
Star Radiation at Atmospheric Boundary: |
17914.5 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
516.3 |
(K) |
|
Blackbody T 0.3(K) |
484.9 |
(K) |
|
Blackbody T 0.7(K) |
392.3 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
614.0 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
576.7 |
(K) |
|
Size Class: |
Jupiter-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 |
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Star Name : |
V1298 Tau |
|
Alternate Name : |
|
|
Star Distance(LY) : |
353.9 |
|
Stellar Radius(Rsun) : |
1.3 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
1.1 |
(Msun Measured) |
1.2 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
4970 |
(K) |
|
Spectral type : |
K0-K1.5 |
|
UV portion[%]: |
3.1 |
|
Visible portion[%]: |
36.8 |
|
IR portion[%]: |
60.1 |
|
Metalicity : |
0.0 |
|
Absolute Magnitude: |
4.9 |
|
Apparent Magnitude: |
10.1 |
|
Right Ascension(RA) |
61.3333 |
|
Declination (DEC) |
20.1572 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
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Discovered by |
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Discovery Paper - Authors |
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|
Discovery Paper - Title |
|
|
Discovery Paper - Journal |
|
|
Discovery Paper - URL |
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|
SIMBAD LINK |
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Open Exoplanet Database Link |
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V1298 Tau e
V1298 Tau e
V1298 Tau e is an exoplanet orbiting the star V1298 Tau, located about 353.9 light-years (108.5 pc) away from Solar System. Its discovery was publicly announced on 2019.
The host star V1298 Tau has apparent magnitude of 10.1, with absolute magnitude of 4.9. It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 4970 with its spectral types of K0-K1.5
In this planetary system, the extrasolar planet V1298 Tau e orbits around the star V1298 Tau every 46.8 days with its orbital distance of 0.27 AU ( 39897752.1 km)
(Projected orbit of V1298 Tau e around its host star V1298 Tau)
The Star V1298 Tau 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.698 AU ( 104467548.1 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.965 AU ( 144401452.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 1.471 AU ( 220035857.0 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 2.164 AU ( 323792402.7 km)
Radiation at Planetary Boundary of V1298 Tau e : 17914.53 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star V1298 Tau)
Kopparapu Recent Venus for Star V1298 Tau distance : 0.756 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star V1298 Tau distance : 0.958 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star V1298 Tau distance : 0.925 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star V1298 Tau distance : 1.015 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star V1298 Tau distance : 1.738 AU
Kopparapu Outer Boundary for Early Mars for Star V1298 Tau distance : 1.833 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star V1298 Tau)
Original Kopparapu Recent Venus for Star V1298 Tau distance : 0.748 AU
Original Kopparapu Runaway Greenhouse for Star V1298 Tau distance : 0.987 AU
Original Kopparapu Moist Greenhouse for Star V1298 Tau distance : 0.990 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star V1298 Tau distance : 1.767 AU
Original Kopparapu Outer Boundary for Early Mars for Star V1298 Tau distance : 1.838 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star V1298 Tau)
(Position in Stellar Map of star V1298 Tau and its Exoplanet V1298 Tau e)
(Zoomed position in Stellar Map of star V1298 Tau and its Exoplanet V1298 Tau e (zoom level 3))
(Synthetic Spectrum of star V1298 Tau*)
*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
