Planet WASP-108 Ab

Detailed information about planet WASP-108 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
WASP-108 Ab
Planet Status
Confirmed
Discovered in
2014
Update
2024-08-01
Mass
1.167 ( +0.092 -0.091 ) MJ
Mass*sin(i)
1.167 ( +0.091 -0.091 ) MJ
Semi-Major Axis
0.0397 ( ± 0.001 ) AU
Orbital Period
2.6755463 ( ± 2.1e-06 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
1.215 ( +0.04 -0.04 ) RJ
Inclination
88.49 ( ± 0.84 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2456413.79019 ( ± 0.00015 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.19
Time Vr=0
—
Velocity Semiamplitude K
117.8 ( ± 3.5 ) m/s
Calculated temperature
1590.0 K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-834.01
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.

No link

Star

Name
WASP-108 A
Distance
220.0 ( ± 0.115 ) pc
Spectral type
F9/G0V
Apparent magnitude V
11.2
Mass
1.167 ( ± 0.092 ) MSun
Age
4.6 ( ± 1.9 ) Gyr
Effective temperature
6000.0 ( ± 140.0 ) K
Radius
1.215 ( ± 0.04 ) RSun
Metallicity [Fe/H]
0.05 ( ± 0.11 )
Detected Disc
—
Magnetic Field
—
RA2000
13:03:19.0
Dec2000
-49:38:23.0
Alternate Names
TOI-834

Bohn et al. (2020) report a candidate M dwarf stellar companion 0.124 arcseconds away (27 AUs at 220 pc). Michel & Mugrauer (2024) add a third, fainter M dwarf companion star 2254 AUs away.

No link