31 Cygni B (Q66481609)

Henry Draper Catalogue

1 reference

ADS 13554 C

Aitken Double Star Catalogue

1 reference

ALS 20014

Catalog of Galactic OB Stars

1 reference

CCDM J20135+4646C

Catalog of Components of Double and Multiple Stars

1 reference

CEL 4981

Celescope Catalogue of Ultraviolet Magnitudes

1 reference

GCRV 70716

General Catalogue of Stellar Radial Velocities

1 reference

GSC 03559-02607

1 reference

HIC 99676

Hipparcos Input Catalogue

1 reference

HIP 99676

1 reference

2MASS J20133920+4642426

1 reference

PPM 59525

1 reference

ROT 2939

Catalogue of rotational velocities of the stars

1 reference

SAO 49338

Smithsonian Astrophysical Observatory Star Catalog

1 reference

UBV 17507

UBV Photoelectric Photometry Catalogue

1 reference

UBV M 24645

Photoelectric catalogue, magnitudes and colors of stars in the UBV and UCBV systems

1 reference

WDS J20136+4644C

Washington Double Star Catalog

1 reference

AG+46 1596

1 reference

BD+46 2883

1 reference

TYC 3559-2607-1

The Tycho-2 catalogue of the 2.5 million brightest stars

1 reference

WEB 17876

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

1 reference

imported from Wikimedia project

Gaia DR2 2082600680879393408

1 reference

1 reference

Russian Wikipedia

Wikimedia import URL

https://ru.wikipedia.org/?oldid=106274996

companion of

31 Cygni

1 reference

Washington Double Star Catalog

distance from Earth

344.4594±4.9715 parsec

1 reference

stellar rotational velocity

13 kilometre per second

1 reference

A catalogue of stellar rotational velocities

25 kilometre per second

sourcing circumstances

less than

1 reference

Catalogue of rotational velocities of the stars

parallax

2.9031±0.0419 milliarcsecond

1 reference

1.9±0.59 milliarcsecond

1 reference

The HIPPARCOS Catalogue

2.37±0.4 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

2.054±0.08 milliarcsecond per year

1 reference

3.03±0.45 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

2.67±0.49 milliarcsecond per year

1 reference

right ascension component of proper motion

The HIPPARCOS Catalogue

3.715±0.075 milliarcsecond per year

1 reference

3.23±0.45 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

3.53±0.58 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

radial velocity

−3.7±3.7 kilometre per second

3 references

Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

The radial velocities of 335 late B-type stars

7 kilometre per second

1 reference

The revision of the general catalogue of radial velocities

−3.7 kilometre per second

2 references

The radial velocities of 335 late B-type stars

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

spectral class

B9

1 reference

VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)

6.27

1 reference

Catalog of Galactic OB Stars

6.97±0.0007

1 reference

7.278±0.019

1 reference

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

7.422±0.04

astronomical filter

H band

1 reference

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

7.393±0.021

astronomical filter

K band

1 reference

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

6.84

1 reference

6.99

1 reference

1 reference

303.41333208102560 degree

1 reference

declination

46.71185949286750 degree

1 reference