Planet BD+01 299 b

Detailed information about planet BD+01 299 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

BD+01 299 b

Planet Status

Confirmed

Discovered in

2016

Publication Status

—

Update

2026-07-14

Mass

58.78 (\pm 13.09)

M_J 1 publication

Benchmark Brown Dwarf Systems I: Chemical Abundance Analysis of FGK Stars with Wide-Separation Brown Dwarf Companions Using PEPS

Mass*sin(i)

—

Semi-Major Axis

1206.0 AU 1 publication

Discovery of a K5+T4.5 Binary System

Orbital Period

—

Eccentricity

—

Angular distance

31.0 arcsec

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Imaging

Mass Meas. Method

Theoretical

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

1149.0 (\begin{matrix} + 33.0 \\ - 27.0 \end{matrix})

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

ULAS J014016.91+015054.7

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Spectral type T4.5.

No link

Star

Name

BD+01 299

Distance

38.91 (\begin{matrix} + 0.08 \\ - 0.09 \end{matrix})

pc 1 publication

Discovery of a K5+T4.5 Binary System

Spectral type

K4.5V

Apparent magnitude V

10.2

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.69 (\pm 0.082)

M_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Age

—

Effective temperature

4435.0 (\pm 12.9)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

0.727 (\pm 0.058)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

-0.5 1 publication

Discovery of a K5+T4.5 Binary System

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

01:40:18.0

Dec₂₀₀₀

+01:51:21.4

Alternate Names

HIP 7794

No remarks

No link

Simbad
Most recent references (ADS)

Planet BD+01 299 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet BD+01 299 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Benchmark Brown Dwarf Systems I: Chemical Abundance Analysis of FGK Stars with Wide-Separation Brown Dwarf Companions Using PEPS

New Cold Subdwarf Discoveries from Backyard Worlds and a Metallicity Classification System for T Subdwarfs

Predicting Cloud Conditions in Substellar Mass Objects Using Ultracool Dwarf Companions

The Revised TESS Input Catalog and Candidate Target List

Discovery of a K5+T4.5 Binary System

Photometric brown-dwarf classification. II. A homogeneous sample of 1361 L and T dwarfs brighter than J = 17.5 with accurate spectral types