Planet HD 87646 A b

Detailed information about planet HD 87646 A b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HD 87646 A b

Planet Status

Confirmed

Discovered in

2016

Update

2017-06-08

Mass

12.4 (\begin{matrix} + 0.7 \\ - 0.7 \end{matrix})

M_J

Mass*sin(i)

12.4 (\begin{matrix} + 0.7 \\ - 0.7 \end{matrix})

M_J 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Semi-Major Axis

0.117 (\pm 0.003)

AU 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Orbital Period

13.481 (\pm 0.001)

day 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Eccentricity

0.05 (\pm 0.02)

1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Radial Velocity

Mass Meas. Method

Radial Velocity

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

956.0 (\pm 25.0)

m/s 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No remarks

No link

Star

Name

HD 87646 A

Distance

—

Spectral type

G1IV

Apparent magnitude V

8.0

Mass

1.12 (\pm 0.09)

M_Sun 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Age

—

Effective temperature

5770.0 (\pm 80.0)

K 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Radius

1.55 (\pm 0.22)

R_Sun 1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Metallicity [Fe/H]

-0.17 (\pm 0.08)

1 publication

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

10:06:40.8

Dec₂₀₀₀

+17:53:42.4

Alternate Names

—

HD 87646 is a close binary with a separation of approx. 22 AU. The companion is a K star.

No link

Simbad
Most recent references (ADS)

Planet HD 87646 A b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 2 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Planet HD 87646 A b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 2 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

Very Low-Mass Stellar and Substellar Companions to Solar-like Stars From MARVELS VI: A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646