Planet LHS 2803 b

Detailed information about planet LHS 2803 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

LHS 2803 b

Planet Status

Confirmed

Discovered in

2012

Update

2024-08-23

Mass

40.0 (\pm 10.0)

M_J 1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Mass*sin(i)

—

Semi-Major Axis

1400.0 (\pm 90.0)

AU 1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Orbital Period

—

Eccentricity

—

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Imaging

Mass Meas. Method

—

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

1070.0 (\pm 130.0)

K 1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

LP 738-14 b, DEA 1 b, 2MASS J13480721-1344321 b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Spectral type T5.5 ± 1.

No link

Star

Name

LHS 2803

Distance

18.1732 (\pm 0.0279)

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

M4.5V

Apparent magnitude V

15.07

Mass

0.18 (\pm 0.02)

M_Sun 1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Age

4.0 Gyr 1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Effective temperature

2960.0 (\pm 20.0)

K 1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Radius

0.204 (\pm 0.037)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

-0.33 (\pm 0.08)

1 publication

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

13:48:07.3

Dec₂₀₀₀

-13:44:31.6

Alternate Names

DEA 1, LP 738-14, 2MASS J13480721-1344321

System age likely greater than 4 Gyr.

No link

Simbad
Most recent references (ADS)

Planet LHS 2803 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks Some remarks

Other web pages No page

More data 2 references

Planet LHS 2803 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

WISE 2150-7520AB: A Very Low-mass, Wide Comoving Brown Dwarf System Discovered through the Citizen Science Project Backyard Worlds: Planet 9

The Revised TESS Input Catalog and Candidate Target List

LHS 2803B: a very wide mid-T dwarf companion to an old M dwarf identified from Pan-STARRS1

Discovery of Two Very Wide Binaries with Ultracool Companions and a New Brown Dwarf at the L/T Transition