Planet HD 18438 b
Detailed information about planet HD 18438 b and its parameters.
Planet
- Name
- HD 18438 b
- Planet Status
-
Confirmed
- Discovered in
-
2023
- Mass
-
21.0 MJ
- Mass*sin(i)
- Semi-Major Axis
- Orbital Period
- Eccentricity
- ω
- Tperi
- Radius
-
—
- Inclination
-
—
- Update
-
2023-03-16
- Detection Method
-
Radial Velocity
- Mass Detection Method
-
Radial Velocity
- Radius Detection 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
- HD 18438
- Distance
-
- Spectral type
-
M2.5 III
- Apparent magnitude V
-
5.6
- Mass
-
1.84 MSun 2 publications number of publications
- Age
-
- Effective temperature
-
- Radius
-
88.5 RSun 2 publications number of publications
- Metallicity [Fe/H]
-
-0.4 (± 0.1) 2 publications number of publications
- Detected Disc
-
—
- Magnetic Field
-
—
- RA2000
-
03:06:08.0
- Dec2000
-
+79:25:07.0
- Alternate Names
-
—
No remarks
No link
- Simbad
- Most recent references (ADS)