7 Aquarii (Q2398899)

2MASS J20565402-0941511

1 reference

HIP 103401

1 reference

HR 8015

Bright Star Catalogue

1 reference

SAO 144968

Smithsonian Astrophysical Observatory Star Catalog

1 reference

ADS 14449 AB

Aitken Double Star Catalogue

1 reference

BD-10 5553

1 reference

CCDM J20570-0941AB

Catalog of Components of Double and Multiple Stars

1 reference

CSV 102046

Catalogue of suspected variable stars

1 reference

GC 29220

Boss General Catalogue

1 reference

GCRV 13152

General Catalogue of Stellar Radial Velocities

1 reference

HIC 103401

Hipparcos Input Catalogue

1 reference

IDS 20515-1004 A

Index Catalogue of Visual Double Stars

1 reference

IRC -10553

Two-Micron Sky Survey

1 reference

N30 4634

Catalog of 5,268 Standard Stars Based on the Normal System N30

1 reference

NSV 13419

New Catalogue of Suspected Variable Stars

1 reference

PPM 204646

1 reference

SRS 16468

Southern Reference Star Catalog

1 reference

TYC 5774-1594-1

1 reference

WDS J20569-0942AB

Washington Double Star Catalog

1 reference

YZ 99 7416

Yale Observatory Zone Catalog

1 reference

WEB 18800

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

1 reference

Gaia DR2 6902502796794441600

1 reference

7 Aqr

Flamsteed designation

0 references

1 reference

202.0406±5.3434 parsec

1 reference

parallax

4.9495±0.1309 milliarcsecond

1 reference

5.42±0.99 milliarcsecond

1 reference

The HIPPARCOS Catalogue

5.97±0.47 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

−10.245±0.181 milliarcsecond per year

1 reference

−12.1±0.41 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−11.53±0.91 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−8 milliarcsecond per year

1 reference

−17 milliarcsecond per year

1 reference

Catalog of 5268 standard stars for the equinox and epoch 1950.0 based on the Normal Star System N30

right ascension component of proper motion

−5.577±0.219 milliarcsecond per year

1 reference

−4.18±0.57 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−3.51±1.38 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−9 milliarcsecond per year

1 reference

−3 milliarcsecond per year

1 reference

Catalog of 5268 standard stars for the equinox and epoch 1950.0 based on the Normal Star System N30

radial velocity

−31.68±0.12 kilometre per second

1 reference

−32.7 kilometre per second

1 reference

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

−32.7±2 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

−32.4±1.6 kilometre per second

1 reference

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

−33.1 kilometre per second

1 reference

The radial velocities of 741 stars

spectral class

K5III

1 reference

K4III

1 reference

Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5

K2

1 reference

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

6.971±0.015

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

5.483±0.009

astronomical filter

V band

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

4.911±0.0019

1 reference

2.956±0.284

1 reference

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

2.207±0.204

astronomical filter

H band

1 reference

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

2.028±0.214

astronomical filter

K band

1 reference

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

luminosity

403.66 solar luminosity

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=7_Aquarii&oldid=46935893

absolute magnitude

−0.61

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=7_Aquarii&oldid=46935893

metallicity

−0.17

1 reference

High-resolution spectroscopic survey of 671 GK giants. I - Stellar atmosphere parameters and abundances

radius

46 solar radius

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=7_Aquarii&oldid=46935893

1 reference

314.22510941207090 degree

1 reference

declination

−9.69754471766000 degree

1 reference

effective temperature

3,990 kelvin

1 reference

High-resolution spectroscopic survey of 671 GK giants. I - Stellar atmosphere parameters and abundances

surface gravity

45 centimetre per square second

1 reference