Exoplanet Name : |
CI Tau b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
11.6000 |
(Mjup) |
3688.0808 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.0000 |
(AU) |
0.0817 |
(AU Est.) |
Eccentricity : |
0.2500 |
Orbital Period(Yrs) |
0.0246 |
Orbital Period(Observed/Estimated) |
8.99 |
(Days Obs.) |
0.00 |
(Days Est.) |
Surface Gravity (G Earth) |
35.6170 |
Star Radiation at Atmospheric Boundary: |
58405.6 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
693.8 |
(K) |
Blackbody T 0.3(K) |
651.6 |
(K) |
Blackbody T 0.7(K) |
527.2 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
825.1 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
774.9 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Radial Velocity |
Mass Detection : |
Radial Velocity |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
CI Tau |
Alternate Name : |
|
Star Distance(LY) : |
515.3 |
Stellar Radius(Rsun) : |
0.8 |
(Rsun Estimated) |
Stellar Mass(Msun) : |
0.9 |
(Msun Measured) |
0.9 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
4600 |
(K) |
Spectral type : |
K4IV |
UV portion[%]: |
1.9 |
Visible portion[%]: |
32.7 |
IR portion[%]: |
65.4 |
Metalicity : |
0.0 |
Absolute Magnitude: |
7.0 |
Apparent Magnitude: |
13.0 |
Right Ascension(RA) |
68.4667 |
Declination (DEC) |
22.8417 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
Discovered by |
|
Discovery Paper - Authors |
|
Discovery Paper - Title |
|
Discovery Paper - Journal |
0 |
Discovery Paper - URL |
0 |
SIMBAD LINK |
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=CL+Tau+&submit=SIMBAD+search |
Open Exoplanet Database Link |
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CI Tau b
CI Tau b
CI Tau b is an exoplanet orbiting the star CI Tau, located about 515.3 light-years (158.0 pc) away from Solar System. Its discovery was publicly announced on 2016.
The host star CI Tau has apparent magnitude of 13.0, with absolute magnitude of 7.0. It is 0.9 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4600 with its spectral types of K4IV
In this planetary system, the extrasolar planet CI Tau b orbits around the star CI Tau every 9.0 days with its orbital distance of 0.08 AU ( 12220535.6 km)
(Projected orbit of CI Tau b around its host star CI Tau)
The Star CI Tau 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.386 AU ( 57776030.0 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.534 AU ( 79861572.2 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.813 AU ( 121691362.7 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.197 AU ( 179074171.1 km)
Radiation at Planetary Boundary of CI Tau b : 58405.58 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star CI Tau)
Kopparapu Recent Venus for Star CI Tau distance : 0.425 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star CI Tau distance : 0.538 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star CI Tau distance : 0.520 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star CI Tau distance : 0.571 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star CI Tau distance : 0.992 AU
Kopparapu Outer Boundary for Early Mars for Star CI Tau distance : 1.046 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star CI Tau)
Original Kopparapu Recent Venus for Star CI Tau distance : 0.419 AU
Original Kopparapu Runaway Greenhouse for Star CI Tau distance : 0.555 AU
Original Kopparapu Moist Greenhouse for Star CI Tau distance : 0.555 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star CI Tau distance : 1.008 AU
Original Kopparapu Outer Boundary for Early Mars for Star CI Tau distance : 1.049 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star CI Tau)
(Position in Stellar Map of star CI Tau and its Exoplanet CI Tau b)
(Zoomed position in Stellar Map of star CI Tau and its Exoplanet CI Tau b (zoom level 3))
(Synthetic Spectrum of star CI 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