Planet HR 4796 Ab

Detailed information about planet HR 4796 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HR 4796 Ab

Planet Status

Candidate

Discovered in

1999

Update

2024-10-03

Mass

2.7 (\begin{matrix} + 0.8 \\ - 0.7 \end{matrix})

M_J 2 publications

An insight in the surroundings of HR 4796
How observations of circumstellar disk asymmetries can reveal hidden planets: pericenter glow and its application to the HR 4796 disk

Mass*sin(i)

—

Semi-Major Axis

47.0 (\begin{matrix} + 26.0 \\ - 11.0 \end{matrix})

AU 2 publications

An insight in the surroundings of HR 4796
How observations of circumstellar disk asymmetries can reveal hidden planets: pericenter glow and its application to the HR 4796 disk

Orbital Period

—

Eccentricity

—

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Imaging, Other, Kinematic

Mass Meas. Method

Theoretical

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

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

HR 4796 A

Distance

71.77 (\pm 0.7)

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

A0V

Apparent magnitude V

5.77

Mass

2.49 (\pm 0.325)

M_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Age

0.008 (\pm 0.002)

Gyr 1 publication

An insight in the surroundings of HR 4796

Effective temperature

9750.0 (\pm 116.0)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

1.741 (\pm 0.0426)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

12:36:01.0

Dec₂₀₀₀

-39:52:10.2

Alternate Names

HD 109573 A, FIN 1 A, HJ 4533 A, TWA 11 A

A pair of M dwarf companion stars lie 560 and 13,500 AUs away.

No link

Simbad
Most recent references (ADS)

Planet HR 4796 Ab

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 0 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Planet HR 4796 Ab

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 0 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

The Revised TESS Input Catalog and Candidate Target List

An insight in the surroundings of HR 4796

Identification of the TW Hydrae association member 2M1235-39: a tertiary component of the HR 4796 system

The Origins of the Substellar Companion to GQ Lupi

How observations of circumstellar disk asymmetries can reveal hidden planets: pericenter glow and its application to the HR 4796 disk