Planet Gaia-4 b

Detailed information about planet Gaia-4 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
Gaia-4 b
Planet Status
Confirmed
Discovered in
2024
Update
2024-10-10
Mass
11.8 ( +0.73 -0.66 ) MJ
Mass*sin(i)
—
Semi-Major Axis
—
Orbital Period
571.3 ( ± 1.4 ) day
Eccentricity
0.338 ( ± 0.026 )
ω
180.3 deg
Tperi
2457386.1 ( ± 8.5 ) JD
Radius
—
Inclination
116.9 ( ± 4.4 ) deg
Detection Method
Astrometry, Radial Velocity
Mass Meas. Method
Astrometry
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
368.0 ( +22.0 -18.0 ) m/s
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
Gaia-ASOI-047
Distance
—
Spectral type
—
Apparent magnitude V
12.4629664931104
Mass
0.639188 ( +0.05075907 -0.18579943 ) MSun
Age
—
Effective temperature
—
Radius
—
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
13:58:01.5
Dec2000
+31:41:43.8
Alternate Names
GAIA DR3 1457486023639239296

From Gaia DR3:

l = 54.40660621869129 deg
b = 74.81544372340024 deg
Parallax = 13.643127383774535 +/- 0.025338583 mas
Proper motion in ra = -75.52861861379202 mas/y
Proper motion in dec = 18.10133273639986 mas/y

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