|
Exoplanet Name : |
Kepler-229 d |
|
Alternate Name : |
"2MASS J19075987+4822328 d, K00757.02, KIC 10910878 d, KOI-757 d, KOI-757.02, WISE J190759.88+482232.7 d" |
|
Status : |
Confirmed |
|
Radius (Rjup / Re): |
0.3430 |
(Rjup) |
3.8447 |
(Rearth) |
|
Mass (Mjup / Me): |
0.0290 |
(Mjup) |
9.2307 |
(Mearth) |
|
Semi Major Axis / Orbital Distance Calculated |
0.2200 |
(AU) |
0.2200 |
(AU Est.) |
|
Eccentricity : |
0.0000 |
|
Orbital Period(Yrs) |
0.1128 |
|
Orbital Period(Observed/Estimated) |
41.19 |
(Days Obs.) |
0.00 |
(Days Est.) |
|
Surface Gravity (G Earth) |
0.6245 |
|
Star Radiation at Atmospheric Boundary: |
8199.6 |
(W/m2) |
|
Measured Temperature (K) |
0.0 |
(K) |
|
Blackbody T 0.1(K) |
424.7 |
(K) |
|
Blackbody T 0.3(K) |
398.8 |
(K) |
|
Blackbody T 0.7(K) |
322.7 |
(K) |
|
Tidally Locked Blackbody T 0.1(K) |
505.1 |
(K) |
|
Tidally Locked Blackbody T 0.3(K) |
474.3 |
(K) |
|
Size Class: |
Neptune-size |
|
Mass Class: |
|
|
Detection Type : |
Primary Transit |
|
Mass Detection : |
|
|
Radius Detection : |
|
|
Habitability by Solar Eq. Astronomical Unit: |
Not habitable |
|
Habitability by Kopparapu: |
Not habitable |
|
Star Name : |
Kepler-229 |
|
Alternate Name : |
"2MASS J19075987+4822328, KIC 10910878, KOI-757, WISE J190759.88+482232.7" |
|
Star Distance(LY) : |
2697.4 |
|
Stellar Radius(Rsun) : |
0.7 |
(Rsun Measured) |
|
Stellar Mass(Msun) : |
0.0 |
(Msun Measured) |
0.8 |
(Msun Estimated) |
|
Star Age : |
0.0 |
(GY) |
|
Temperature : |
5002 |
(K) |
|
Spectral type : |
K1 |
|
UV portion[%]: |
4.1 |
|
Visible portion[%]: |
38.8 |
|
IR portion[%]: |
57.1 |
|
Metalicity : |
-0.1 |
|
Absolute Magnitude: |
4.8 |
|
Apparent Magnitude: |
14.4 |
|
Right Ascension(RA) |
286.9995 |
|
Declination (DEC) |
48.3758 |
|
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
|
Discovered by |
|
|
Discovery Paper - Authors |
0 |
|
Discovery Paper - Title |
|
|
Discovery Paper - Journal |
0 |
|
Discovery Paper - URL |
0 |
|
SIMBAD LINK |
http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-229+&submit=SIMBAD+search |
|
Open Exoplanet Database Link |
http://www.openexoplanetcatalogue.com/planet/Kepler-229%20d/ |
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Kepler-229 d
Kepler-229 d
Kepler-229 d is an exoplanet orbiting the star Kepler-229, located about 2697.4 light-years (827.0 pc) away from Solar System. Its discovery was publicly announced on 2014.
The host star Kepler-229 has apparent magnitude of 14.4, with absolute magnitude of 4.8.
In this planetary system, the extrasolar planet Kepler-229 d orbits around the star Kepler-229 every 41.2 days with its orbital distance of 0.22 AU ( 32911531.6 km)
(Projected orbit of Kepler-229 d around its host star Kepler-229)
The Star Kepler-229 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.390 AU ( 58300781.7 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.539 AU ( 80586916.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.821 AU ( 122796626.3 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.208 AU ( 180700614.9 km)
Radiation at Planetary Boundary of Kepler-229 d : 8199.59 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-229)
Kopparapu Recent Venus for Star Kepler-229 distance : 0.422 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-229 distance : 0.534 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-229 distance : 0.516 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-229 distance : 0.566 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-229 distance : 0.967 AU
Kopparapu Outer Boundary for Early Mars for Star Kepler-229 distance : 1.020 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-229)
Original Kopparapu Recent Venus for Star Kepler-229 distance : 0.417 AU
Original Kopparapu Runaway Greenhouse for Star Kepler-229 distance : 0.550 AU
Original Kopparapu Moist Greenhouse for Star Kepler-229 distance : 0.552 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-229 distance : 0.984 AU
Original Kopparapu Outer Boundary for Early Mars for Star Kepler-229 distance : 1.023 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-229)
(Position in Stellar Map of star Kepler-229 and its Exoplanet Kepler-229 d)
(Zoomed position in Stellar Map of star Kepler-229 and its Exoplanet Kepler-229 d (zoom level 3))
(Synthetic Spectrum of star Kepler-229*)
*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
