Planet EC 20117-4014 Ab

Detailed information about planet EC 20117-4014 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
EC 20117-4014 Ab
Planet Status
Candidate
Discovered in
2015
Update
2024-07-10
Mass
13.9 ( ± 2.0 ) MJ
Mass*sin(i)
13.9 ( ± 2.0 ) MJ
Semi-Major Axis
0.468 ( ± 0.009 ) AU
Orbital Period
158.01 ( ± 4.95 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
—
Inclination
—
Detection Method
Timing
Mass Meas. Method
Timing
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
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

No remarks

No link

Star

Name
EC 20117-4014 A
Distance
577.552 ( ± 13.1045 ) pc
Spectral type
sdO
Apparent magnitude V
11.82
Mass
0.54 ( ± 0.04 ) MSun
Age
2.5 Gyr
Effective temperature
34800.0 ( ± 2000.0 ) K
Radius
0.144 ( ± 0.005 ) RSun
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
20:15:04.8
Dec2000
-40:05:44.1
Alternate Names
*V4640 Sgr

Otani et al. (2018): EC 20117-4014 is a spectroscopic binary with a mid to late F main sequence companion star (P = 792.3 ± 0.3 d).

No link