Planet HD 222582 Ab

Detailed information about planet HD 222582 Ab and its parameters.

Planet

Name
HD 222582 Ab
Planet Status
Confirmed
Discovered in
1999
Publication
Status
—
Update
2024-09-23
Mass
—
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
Angular distance
0.032143 arcsec
ω
Tperi
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
—
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

22 Nov. 00: From astrometry Han et al (2000) claim a preliminary mass of 59 MJ and inclination of 5.1o

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Star

Name
HD 222582 A
Distance
42.0 pc
Spectral type
G5V
Apparent magnitude V
7.7
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
—
Magnetic Field
—
RA2000
23:41:51.0
Dec2000
-05:59:08.0
Alternate Names
LDS 5112 A

HD 222582 forms a triple system with a pair of M dwarfs (LP 703-44 A-B or RAO 31 Ba-Bb, spT M3.5-M4.5V) 4637 ± 59 AUs away (Montes et al. 2018, González-Payo et al. 2024). The two M dwarfs are separated by 0.5 arcseconds (~21 AUs at 42 pc, Riddle et al. 2015).

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