Planet alf Men Ab

Detailed information about planet alf Men Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

alf Men Ab

Mass

—

Mass*sin(i)

0.17154 (\begin{matrix} + 0.03552 \\ - 0.02876 \end{matrix})

M_J 1 publication

Doppler Constraints on Planetary Companions to Nearby Sun-like Stars: An Archival Radial Velocity Survey of Southern Targets for Proposed NASA Direct Imaging Missions

Semi-Major Axis

0.978 AU

Orbital Period

359.5 (\pm 1.2)

day 1 publication

Doppler Constraints on Planetary Companions to Nearby Sun-like Stars: An Archival Radial Velocity Survey of Southern Targets for Proposed NASA Direct Imaging Missions

Eccentricity

0.4 (\pm 0.14)

1 publication

Doppler Constraints on Planetary Companions to Nearby Sun-like Stars: An Archival Radial Velocity Survey of Southern Targets for Proposed NASA Direct Imaging Missions

ω

—

T_peri

—

Radius

—

Inclination

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

5.5 (\pm 1.3)

m/s 1 publication

Doppler Constraints on Planetary Companions to Nearby Sun-like Stars: An Archival Radial Velocity Survey of Southern Targets for Proposed NASA Direct Imaging Missions

Calculated temperature

194.0 (\pm 250.0)

Measured temperature

—

Hottest point longitude

—

Surface gravity log(g/g_H)

—

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

alf Men A

Distance

10.213 (\pm 0.006)

Spectral type

G5V

Apparent magnitude V

5.07

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.964 (\pm 0.037)

M_Sun 1 publication

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion

Age

6.2 (\pm 1.4)

Gyr 1 publication

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion

Effective temperature

5569.0 (\pm 50.0)

K 1 publication

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion

Radius

0.96 (\pm 0.013)

R_Sun 1 publication

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion

Metallicity [Fe/H]

0.11 (\pm 0.05)

1 publication

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

06:10:14.5

Dec₂₀₀₀

-74:45:11.0

Alternate Names

Hoerikwaggo, HD 43834, GJ 231

A faint M dwarf companion star (spT M6V) lies about 30 AUs away (Eggenberger et al. 2007, Chontos et al. 2021).

No link

Simbad
Most recent references (ADS)

Planet alf Men Ab

Planet

Basic informations 20 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 0 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Planet alf Men Ab

Planet

Basic informations 20 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 0 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

Doppler Constraints on Planetary Companions to Nearby Sun-like Stars: An Archival Radial Velocity Survey of Southern Targets for Proposed NASA Direct Imaging Missions

TESS Asteroseismology of α Mensae: Benchmark Ages for a G7 Dwarf and Its M Dwarf Companion

The impact of stellar duplicity on planet occurrence and properties - I. Observational results of a VLT/NACO search for stellar companions to 130 nearby stars with and without planets