Planet GJ 896 Ab

Detailed information about planet GJ 896 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
GJ 896 Ab
Mass
2.26 ( ± 0.57 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.64282 ( ± 0.00068 ) AU
Orbital Period
284.39 ( ± 1.5 ) day
Eccentricity
0.35 ( ± 0.19 )
ω
353.11 ( +112.0 -12.0 ) deg
Tperi
2455702.65 ( ± 17.3 ) JD
Radius
—
Inclination
69.2 ( ± 26.0 ) deg
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Surface gravity log(g/gH)
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

See also Planets in Binaries webpage.

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Star

Name
GJ 896 A
Distance
6.2565 ( ± 0.0051 ) pc
Spectral type
M4Ve
Apparent magnitude V
10.2
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.43589 ( ± 0.00047 ) MSun
Age
—
Effective temperature
—
Radius
—
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
23:31:52.0
Dec2000
+19:56:14.0
Alternate Names
EQ Peg A, BD+19 5116 A, LMP 24 A, WIR 1 A

GJ 896 forms a binary system with a fainter M dwarf companion star (spT M6Ve) in mildly eccenric orbit (P = 229 y, a = 31.635±0.033 AUs, e = 0.108, i= 130°).

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