Planet WASP-89 b

Detailed information about planet WASP-89 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
WASP-89 b
Planet Status
Confirmed
Discovered in
2014
Publication
Status
—
Update
2026-06-09
Mass
5.9 ( +0.4 -0.4 ) MJ
Mass*sin(i)
5.9 ( +0.4 -0.4 ) MJ
Semi-Major Axis
0.0427 ( ± 0.0012 ) AU
Orbital Period
3.3564227 ( ± 2.5e-06 ) day
Eccentricity
0.193 ( ± 0.009 )
Angular distance
—
ω
28.0 ( ± 4.0 ) deg
Tperi
—
Radius
1.04 ( +0.04 -0.04 ) RJ
Inclination
89.4 ( ± 0.5 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2456207.02114 ( ± 0.00012 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.1 ( ± 0.08 )
Time Vr=0
—
Velocity Semiamplitude K
848.0 ( ± 13.0 ) m/s
Calculated temperature
1120.0 K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-7479.01
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
WASP-89
Distance
—
Spectral type
K3
Apparent magnitude V
13.1
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.92 ( ± 0.08 ) MSun
Age
1.3 ( +1.5 -0.8 ) Gyr
Effective temperature
4955.0 ( ± 100.0 ) K
Radius
0.88 ( ± 0.03 ) RSun
Metallicity [Fe/H]
0.15 ( ± 0.14 )
Detected Disc
—
Magnetic Field
—
RA2000
20:55:36.0
Dec2000
-18:58:16.0
Alternate Names
—

No remarks

No link