Exoplanet Name : |
BD+55 362 b |
Alternate Name : |
|
Status : |
Confirmed |
Radius (Rjup / Re): |
0.9078 |
(Rjup) |
10.1759 |
(Rearth) |
Mass (Mjup / Me): |
0.7200 |
(Mjup) |
228.9154 |
(Mearth) |
Semi Major Axis / Orbital Distance Calculated |
0.7800 |
(AU) |
0.7800 |
(AU Est.) |
Eccentricity : |
0.2700 |
Orbital Period(Yrs) |
0.7271 |
Orbital Period(Observed/Estimated) |
265.59 |
(Days Obs.) |
0.00 |
(Days Est.) |
Surface Gravity (G Earth) |
2.2107 |
Star Radiation at Atmospheric Boundary: |
539.2 |
(W/m2) |
Measured Temperature (K) |
0.0 |
(K) |
Blackbody T 0.1(K) |
215.1 |
(K) |
Blackbody T 0.3(K) |
202.0 |
(K) |
Blackbody T 0.7(K) |
163.4 |
(K) |
Tidally Locked Blackbody T 0.1(K) |
255.8 |
(K) |
Tidally Locked Blackbody T 0.3(K) |
240.2 |
(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+55 362 |
Alternate Name : |
|
Star Distance(LY) : |
171.7 |
Stellar Radius(Rsun) : |
0.7 |
(Rsun Estimated) |
Stellar Mass(Msun) : |
0.0 |
(Msun Measured) |
0.9 |
(Msun Estimated) |
Star Age : |
0.0 |
(GY) |
Temperature : |
4800 |
(K) |
Spectral type : |
K3 |
UV portion[%]: |
2.4 |
Visible portion[%]: |
35.4 |
IR portion[%]: |
62.1 |
Metalicity : |
0.0 |
Absolute Magnitude: |
5.6 |
Apparent Magnitude: |
9.2 |
Right Ascension(RA) |
23.9625 |
Declination (DEC) |
56.6992 |
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%2B55+362&submit=SIMBAD+search |
Open Exoplanet Database Link |
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BD+55 362 b
BD+55 362 b
BD+55 362 b is an exoplanet orbiting the star BD+55 362, located about 171.7 light-years (52.6 pc) away from Solar System. Its discovery was publicly announced on 2021.
The host star BD+55 362 has apparent magnitude of 9.2, with absolute magnitude of 5.6.
In this planetary system, the extrasolar planet BD+55 362 b orbits around the star BD+55 362 every 265.6 days with its orbital distance of 0.78 AU ( 116686339.1 km)
(Projected orbit of BD+55 362 b around its host star BD+55 362)

The Star BD+55 362 's habitable zone is located at the following distance
Inner Boundary (the orbital distance at Venus's Equivalent Radiation )
: 0.354 AU ( 53005240.4 km)
Earth Boundary (the orbital distance at Earth's Equivalent Radiation)
: 0.490 AU ( 73267094.1 km)
Outer Boundary (the orbital distance at Mars's Equivalent Radiation)
: 0.746 AU ( 111642837.5 km)
Snow Line (the orbital distance at Snow Line Equivalent Radiation)
: 1.098 AU ( 164287326.1 km)
Radiation at Planetary Boundary of BD+55 362 b : 539.18 W/m2
(Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star BD+55 362)

Kopparapu Recent Venus for Star BD+55 362 distance : 0.387 AU
Kopparapu Runaway Greenhouse for Earth-sized planet for Star BD+55 362 distance : 0.490 AU
Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star BD+55 362 distance : 0.473 AU
Kopparapu Runaway Greenhouse for Mars-sized planet for Star BD+55 362 distance : 0.519 AU
Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+55 362 distance : 0.895 AU
Kopparapu Outer Boundary for Early Mars for Star BD+55 362 distance : 0.944 AU
(Habitable zone calculated based on Kopparapu et al.(2013) around the star BD+55 362)

Original Kopparapu Recent Venus for Star BD+55 362 distance : 0.382 AU
Original Kopparapu Runaway Greenhouse for Star BD+55 362 distance : 0.505 AU
Original Kopparapu Moist Greenhouse for Star BD+55 362 distance : 0.506 AU
Original Kopparapu Outer Boundary for Maximum Greenhouse for Star BD+55 362 distance : 0.910 AU
Original Kopparapu Outer Boundary for Early Mars for Star BD+55 362 distance : 0.946 AU
(Habitable zone calculated based on Kopparapu et al.(Original) around the star BD+55 362)

(Position in Stellar Map of star BD+55 362 and its Exoplanet BD+55 362 b)

(Zoomed position in Stellar Map of star BD+55 362 and its Exoplanet BD+55 362 b (zoom level 3))

(Synthetic Spectrum of star BD+55 362*)

*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