2M1510 (Q87494017)

An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

part of

NAME Argus Association

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mass

40 Jupiter mass

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

catalog code

WISE J151047.77-281817.9

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2MASSW J1510478-281817

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Deep Near Infrared Survey of the Southern Sky

2MASS J15104786-2818174

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DENIS J151047.8-281817

catalog

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2MUCD 20604

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time of discovery or invention

Gaia DR2 6212595980928732032

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2020

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discovery method

transit method

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inferred from equatorial coordinates

constellation

Libra

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based on heuristic

companion of

2MASS J15104761-2818234

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

parent astronomical body

no value

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distance from Earth

18.8±1.2 parsec

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Meeting the cool neighbors. X. Ultracool dwarfs from the 2MASS all-sky data release

reason for deprecated rank

19±1 parsec

item/value with less precision and/or accuracy

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The brown dwarf kinematics project I. Proper motions and tangential velocities for a large sample of late-type M, L, and T dwarfs

36.7373±0.3597 parsec

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36.51±0.255 parsec

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36.6 parsec

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orbital eccentricity

0.31±0.02

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

orbital inclination

88.5 degree

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

orbital period

20.902 day

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

semi-major axis of an orbit

0.063 astronomical unit

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

parallax

27.2203±0.2665 milliarcsecond

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27.3897±0.1913 milliarcsecond

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declination component of proper motion

−46.865±0.42 milliarcsecond per year

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3±6 milliarcsecond per year

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Activity and Kinematics of Ultracool Dwarfs, Including an Amazing Flare Observation

−47.811±0.161 milliarcsecond per year

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right ascension component of proper motion

−118.747±0.492 milliarcsecond per year

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−100±180 milliarcsecond per year

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Activity and Kinematics of Ultracool Dwarfs, Including an Amazing Flare Observation

−118.794±0.19 milliarcsecond per year

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radial velocity

−13±2 kilometre per second

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The Brown Dwarf Kinematics Project (BDKP). IV. Radial velocities of 85 late-M and L dwarfs with MagE

spectral class

M8e

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Brown dwarfs and the TW Hydrae Association

M9

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BANYAN. VII. A new population of young substellar candidate members of nearby moving groups from the BASS survey

Meeting the cool neighbors. X. Ultracool dwarfs from the 2MASS all-sky data release

11.687±0.032

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

12.838±0.03

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

12.11±0.033

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VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

17.487±0.0018

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17.48936±0.003508

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radius

1.57 Jupiter radius

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An Eclipsing Substellar Binary in a Young Triple System discovered by SPECULOOS

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right ascension

227.69940541649000 degree

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declination

−28.30486663737000 degree

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effective temperature

2,600 kelvin

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