(Q97042902)

2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

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Washington Double Star Catalog

mass

0.15±0.05 solar mass

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

catalog code

2MASS J15491331-3539118

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FMR 242C

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TIC 442623949

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WDS J15492-3539C

Washington Double Star Catalog

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SIMBAD

Gaia DR2 6011522757643072384

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Gaia DR3 6011522757643072384

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140±2 parsec

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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

182.066±15.238 parsec

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174.737±10.8666 parsec

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stellar rotational velocity

13±6 kilometre per second

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

Characterization of very wide companion candidates to young stars with planets and disks

16 arcsecond

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

parallax

5.4925±0.4597 milliarcsecond

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5.7229±0.3559 milliarcsecond

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declination component of proper motion

−21.947±0.653 milliarcsecond per year

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−23.862±0.306 milliarcsecond per year

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right ascension component of proper motion

−14.807±0.972 milliarcsecond per year

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−14.508±0.397 milliarcsecond per year

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radial velocity

−2±2.8 kilometre per second

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

Characterization of very wide companion candidates to young stars with planets and disks

spectral class

M4+-0.5

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

M4

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Characterization of very wide companion candidates to young stars with planets and disks

18.515871±0.005009

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14.849±0.052

astronomical filter

J band

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

14.083±0.048

astronomical filter

H band

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

13.818±0.059

astronomical filter

K band

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

luminosity

0.07±0.02 solar luminosity

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

radius

0.87±0.2 solar radius

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

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237.30545047139418 degree

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237.3054490435800 degree

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declination

−35.65327511621666 degree

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−35.6532669920800 degree

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effective temperature

3,230±101 kelvin

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2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

Characterization of very wide companion candidates to young stars with planets and disks

surface gravity

5,500 centimetre per square second

2 references

2MASS J15491331-3539118: a new low-mass wide companion of the GQ Lup system

Characterization of very wide companion candidates to young stars with planets and disks

age estimated by a dating method

2 megaannum

sourcing circumstances

circa

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