HD 157819 (Q765783)

SAO 244770

Smithsonian Astrophysical Observatory Star Catalog

1 reference

CCDM J17286-5510A

Catalog of Components of Double and Multiple Stars

1 reference

CPC 19 6859

Cape Photographic Catalogue

1 reference

CPD-55 8144

Cape Photographic Durchmusterung

1 reference

CSI-55 8144 41

Catalog of Stellar Identifications

1 reference

GC 23638

Boss General Catalogue

1 reference

HIC 85520

Hipparcos Input Catalogue

1 reference

IDS 17204-5505 A

Index Catalogue of Visual Double Stars

1 reference

PPM 346036

1 reference

TYC 8732-1958-1

1 reference

WDS J17286-5510A

Washington Double Star Catalog

1 reference

Gaia DR2 5922842197069679488

1 reference

WISE J172838.85-551010.5

1 reference

IRAS 17244-5507

1 reference

AKARI-IRC-V1 J1728389-551010

1 reference

1 reference

306.2693±5.7594 parsec

1 reference

parallax

3.2651±0.0614 milliarcsecond

1 reference

3.63±0.78 milliarcsecond

1 reference

The HIPPARCOS Catalogue

3.31±0.41 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

−9.637±0.1 milliarcsecond per year

1 reference

−8.92±0.31 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−8.76±0.62 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−16 milliarcsecond per year

1 reference

right ascension component of proper motion

3.456±0.101 milliarcsecond per year

1 reference

2.52±0.45 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

3.08±0.75 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−19 milliarcsecond per year

1 reference

radial velocity

−11.53±0.13 kilometre per second

1 reference

−12.6±0.4 kilometre per second

1 reference

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

spectral class

G8II-III

1 reference

G8II/III

1 reference

Catalogue of two dimentional spectral types for the HD stars, Vol. 1

K0

1 reference

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

7.039±0.015

1 reference

5.918±0.009

1 reference

5.607±0.0011

1 reference

4.396±0.33

1 reference

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

3.681±0.26

astronomical filter

H band

1 reference

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

3.706±0.286

astronomical filter

K band

1 reference

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

luminosity

508.74 solar luminosity

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=HD_157819&oldid=49847892

absolute magnitude

−2.9

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=HD_157819&oldid=49847892

radius

28.36 solar radius

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=HD_157819&oldid=49847892

2 references

The AKARI/IRC mid-infrared all-sky survey

right ascension

262.16214232128530 degree

1 reference

262.162208 degree

1 reference

The AKARI/IRC mid-infrared all-sky survey

declination

−55.16968831543790 degree

1 reference

−55.169583 degree

1 reference