U Orionis (Q2608961)

SAO 77730

Smithsonian Astrophysical Observatory Star Catalog

1 reference

IRAS 05528+2010

1 reference

AAVSO 0549+20A

American Association of Variable Star Observers

1 reference

AG+20 595

Astronomische Gesellschaft Katalog

1 reference

BD+20 11711

1 reference

BD+20 1171a

1 reference

CSI+20 1171 1

Catalog of Stellar Identifications

1 reference

GC 7457

Boss General Catalogue

1 reference

GCRV 3683

General Catalogue of Stellar Radial Velocities

1 reference

HIC 28041

Hipparcos Input Catalogue

1 reference

IRC +20127

The Revised AFGL (RAFGL) catalogue

Two-Micron Sky Survey

1 reference

PPM 95093

1 reference

RAFGL 837

1 reference

U Ori

General Catalogue of Variable Stars

1 reference

TYC 1320-526-1

1 reference

UCAC3 221-42759

Third USNO CCD Astrograph Catalog

1 reference

DO 11719

Dearborn Observatory Catalogue

1 reference

ASAS J055549+2010.5

All Sky Automated Survey

1 reference

[TVH89] 15

A catalogue of stellar 1612 MHz maser sources

1 reference

WEB 5491

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

1 reference

Gaia DR2 3399013173615356160

1 reference

1 reference

216.3004±17.3997 parsec

1 reference

parallax

4.6232±0.3719 milliarcsecond

1 reference

1.52±1.65 milliarcsecond

1 reference

The HIPPARCOS Catalogue

2.29±1.21 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

−7.34±0.666 milliarcsecond per year

1 reference

−6.13±0.73 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−6.2±1.13 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−16 milliarcsecond per year

1 reference

79±8 milliarcsecond per year

1 reference

right ascension component of proper motion

AGK3

−10.854±0.754 milliarcsecond per year

1 reference

−12.12±1.52 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−13.61±1.96 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

4 milliarcsecond per year

1 reference

−7±9 milliarcsecond per year

1 reference

AGK3

radial velocity

−20.8 kilometre per second

1 reference

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

−20.8±0.9 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

−19.5±0.7 kilometre per second

1 reference

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

−21 kilometre per second

1 reference

On the spectra and photometry of M-giant stars

−33.8 kilometre per second

1 reference

The radial velocities of long-period variable stars, second paper

−34.7 kilometre per second

1 reference

Behavior of bright lines in the spectra of several long-period variable stars

−37.2 kilometre per second

1 reference

The radial velocities of long-period variable stars

type of variable star

Mira variable

reason for preferred rank

most precise value

2 references

The All Sky Automated Survey. Variable Stars in the 0h - 6h Quarter of the Southern Hemisphere

General Catalogue of Variable Stars

long-period variable star

1 reference

Determination of pulsation periods and other parameters of 2875 stars classified as Mira in the All Sky Automated Survey (ASAS)

spectral class

M6-9.5e

1 reference

Revised catalog of spectra of Mira variables of types Me and Se

M9.5e

1 reference

Revised catalog of spectra of Mira variables of types Me and Se

M9e

1 reference

Revised catalog of spectra of Mira variables of types Me and Se

M8+e

1 reference

Catalogue of spectra of Mira variables of types Me and Se

M7e

1 reference

Catalogue of spectra of Mira variables of types Me and Se

M6.5e:

1 reference

Catalogue of spectra of Mira variables of types Me and Se

M6e:

1 reference

Catalogue of spectra of Mira variables of types Me and Se

M6e

1 reference

Catalogue of spectra of Mira variables of types Me and Se

M7-e

1 reference

Catalogue of spectra of Mira variables of types Me and Se

Md

1 reference

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

6.82

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

6.39

B band

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

5.40

V band

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

6.8592±0.1007

1 reference

0.61

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

−0.28

H band

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

−0.70

K band

1 reference

Catalogue of Stellar Photometry in Johnson's 11-color system

absolute magnitude

2.42

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=U_Orionis&oldid=46248396

1 reference

88.95487080018360 degree

1 reference

declination

20.17519177079630 degree

1 reference