BD+22 4409 (Q4042482)

high proper-motion star

1 reference

Einstein Slew survey, Version No. 1

part of

AB Doradus Moving Group

1 reference

1ES 2128+23.1

1 reference

The second Extreme Ultraviolet Explorer source catalog

1RXS J213101.3+232009

1 reference

2EUVE J2131+23.3

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Astronomische Gesellschaft Katalog

2MASS J21310171+2320074

1 reference

AG+23 2203

1 reference

ASAS J213101+2320.1

All Sky Automated Survey

1 reference

ASAS J213102+2320.1

All Sky Automated Survey

1 reference

ASCC 819839

All-sky Compiled Catalogue

1 reference

BD+22 4409

1 reference

GCRV 72238

General Catalogue of Stellar Radial Velocities

1 reference

GJ 4199

Gliese Catalogue of Nearby Stars

1 reference

GSC 02188-01136

1 reference

HIC 106231

Hipparcos Input Catalogue

1 reference

HIP 106231

1 reference

LSPM J2131+2320

1 reference

NLTT 51435

New Luyten Two-Tenths catalogue

1 reference

PLX 5188.02

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

PPM 113118

1 reference

TYC 2188-1136-1

1 reference

LO Peg

General Catalogue of Variable Stars

1 reference

EUVE J2131+23.3

The first Extreme Ultraviolet Explorer source catalog

1 reference

UCAC2 40107057

Second USNO CCD Astrograph Catalog

1 reference

RX J2131.0+2320

X-ray survey of the Large Magellanic Cloud by ROSAT

1 reference

[GKL99] 407

Catalogue and bibliography of the UV Cet-type flare stars and related objects in the solar vicinity

1 reference

Gaia DR1 1797276378371105024

1 reference

Gaia DR2 1797276382668029440

1 reference

0 references

24.2456±0.0293 parsec

1 reference

25.1 parsec

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stellar rotational velocity

Young Stars Near the Sun

48.2±2.5 kilometre per second

1 reference

A spectroscopic survey of the youngest field stars in the solar neighborhood . II. The optically faint sample

parallax

41.2446±0.0498 milliarcsecond

1 reference

40.7±7.4 milliarcsecond

1 reference

The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition

39.91±1.18 milliarcsecond

1 reference

The HIPPARCOS Catalogue

40.32±1.06 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

41.31±0.22 milliarcsecond

1 reference

Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

declination component of proper motion

−152.2±6.5 milliarcsecond per year

1 reference

The AllWISE motion survey, part 2

−144.674±0.074 milliarcsecond per year

1 reference

−145.24±0.9 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−144.83±0.93 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−164±9 milliarcsecond per year

1 reference

AGK3

−110 milliarcsecond per year

1 reference

Lowell proper motions. IV

−144 milliarcsecond per year

1 reference

A Catalog of Northern Stars with Annual Proper Motions Larger than 0."15 (LSPM-NORTH Catalog)

right ascension component of proper motion

136.9±7.4 milliarcsecond per year

1 reference

The AllWISE motion survey, part 2

134.531±0.061 milliarcsecond per year

1 reference

133.38±0.97 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

134.06±1.01 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

129±8 milliarcsecond per year

1 reference

AGK3

250 milliarcsecond per year

1 reference

Lowell proper motions. IV

135 milliarcsecond per year

1 reference

A Catalog of Northern Stars with Annual Proper Motions Larger than 0."15 (LSPM-NORTH Catalog)

radial velocity

−57.79±0.23 kilometre per second

1 reference

A spectroscopic survey of the youngest field stars in the solar neighborhood . II. The optically faint sample

−2.08±0.22 kilometre per second

1 reference

A spectroscopic survey of the youngest field stars in the solar neighborhood . II. The optically faint sample

−23.36±1.75 kilometre per second

1 reference

−21±3.2 kilometre per second

1 reference

Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system

−12.5 kilometre per second

1 reference

Radial velocities of dK and dM stars

type of variable star

rotating variable star

1 reference

ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey

spectral class

K3Vke

1 reference

Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 Parsecs: The Northern Sample. I

9.253±0.056

1 reference

ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey

8.6

1 reference

7.965±0.042

1 reference

ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey

8.8546±0.0018

1 reference

7.075±0.021

1 reference

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

6.524±0.04

astronomical filter

H band

1 reference

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

6.382±0.026

astronomical filter

K band

1 reference

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

10.28

1 reference

−0.99

1 reference

Spectroscopic survey of G and K dwarfs in the Hipparcos catalog. I. Comparison between the Hipparcos and photometric parallaxes

−1.26

1 reference

Spectroscopic survey of G and K dwarfs in the Hipparcos catalog. I. Comparison between the Hipparcos and photometric parallaxes

diameter

696,000 kilometre

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322.75714225211340 degree

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declination

23.33538079238590 degree

1 reference

effective temperature

4,546 kelvin

1 reference

Spectroscopic survey of G and K dwarfs in the Hipparcos catalog. I. Comparison between the Hipparcos and photometric parallaxes

4,897 kelvin

1 reference

Spectroscopic survey of G and K dwarfs in the Hipparcos catalog. I. Comparison between the Hipparcos and photometric parallaxes

surface gravity

35,500 centimetre per square second

1 reference

Spectroscopic survey of G and K dwarfs in the Hipparcos catalog. I. Comparison between the Hipparcos and photometric parallaxes

24,500 centimetre per square second

1 reference