Exoplanet Name : |
BD+45 564 b |
Alternate Name : |
|
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 |
0.8300 |
(AU) |
0.8300 |
(AU Est.) |
Eccentricity : |
0.1200 |
Orbital Period(Yrs) |
0.8429 |
Orbital Period(Observed/Estimated) |
307.88 |
(Days Obs.) |
0.00 |
(Days Est.) |
Surface Gravity (G Earth) |
4.1758 |
Star Radiation at Atmospheric Boundary: |
634.9 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
224.0 |
(K) |
Blackbody T 0.3(K) |
210.4 |
(K) |
Blackbody T 0.7(K) |
170.2 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
266.4 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
250.2 |
(K) |
Size Class: |
Jupiter-size |
Mass Class: |
|
Detection Type : |
Radial Velocity |
Mass Detection : |
Radial Velocity |
Radius Detection : |
|
Habitability by Solar Eq. Astronomical Unit: |
Habitable |
Habitability by Kopparapu: |
Not habitable |
Star Name : |
BD+45 564 |
Alternate Name : |
|
Star Distance(LY) : |
175.1 |
Stellar Radius(Rsun) : |
0.7 |
(Rsun Estimated) |
Stellar Mass(Msun) : |
0.0 |
(Msun Measured) |
0.8 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
5110 |
(K) |
Spectral type : |
K1 |
UV portion[%]: |
4.0 |
Visible portion[%]: |
38.6 |
IR portion[%]: |
57.4 |
Metalicity : |
0.0 |
Absolute Magnitude: |
5.9 |
Apparent Magnitude: |
9.5 |
Right Ascension(RA) |
32.9458 |
Declination (DEC) |
45.9242 |
Hubble Space Telescope Guide Star Catalog (GSC) ID |
|
Discovered by |
|
Discovery Paper - Authors |
|
Discovery Paper - Title |
|
Discovery Paper - Journal |
|
Discovery Paper - URL |
|
SIMBAD LINK |
https://simbad.u-strasbg.fr/simbad/sim-basic?Ident=BD%2B45+564&submit=SIMBAD+search |
Open Exoplanet Database Link |
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BD+45 564 b
BD+45 564 b
BD+45 564 b is an exoplanet orbiting the star BD+45 564, located about 175.1 light-years (53.7 pc) away from Solar System. Its discovery was publicly announced on 2021.
The host star BD+45 564 has apparent magnitude of 9.5, with absolute magnitude of 5.9.
In this planetary system, the extrasolar planet BD+45 564 b orbits around the star BD+45 564 every 307.9 days with its orbital distance of 0.83 AU ( 124166232.7 km)
(Projected orbit of BD+45 564 b around its host star BD+45 564)

The Star BD+45 564 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.409 AU ( 61205179.6 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.566 AU ( 84601553.0 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.862 AU ( 128914044.5 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.268 AU ( 189702663.9 km)
Radiation at Planetary Boundary of BD+45 564 b : 634.91 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star BD+45 564)

Kopparapu Recent Venus for Star BD+45 564 distance : 0.440 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star BD+45 564 distance : 0.557 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star BD+45 564 distance : 0.538 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star BD+45 564 distance : 0.591 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+45 564 distance : 1.006 AU
Kopparapu Outer Boundary for Early Mars for Star BD+45 564 distance : 1.061 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star BD+45 564)

Original Kopparapu Recent Venus for Star BD+45 564 distance : 0.436 AU
Original Kopparapu Runaway Greenhouse for Star BD+45 564 distance : 0.574 AU
Original Kopparapu Moist Greenhouse for Star BD+45 564 distance : 0.577 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+45 564 distance : 1.023 AU
Original Kopparapu Outer Boundary for Early Mars for Star BD+45 564 distance : 1.064 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star BD+45 564)

(Position in Stellar Map of star BD+45 564 and its Exoplanet BD+45 564 b)

(Zoomed position in Stellar Map of star BD+45 564 and its Exoplanet BD+45 564 b (zoom level 3))

(Synthetic Spectrum of star BD+45 564*)

*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