HD 170521 (Q10848627)

CPC 0 17464

Cape Photographic Catalogue

1 reference

CPD-43 8647

Cape Photographic Durchmusterung

1 reference

GC 25272

Boss General Catalogue

1 reference

GSC 07914-02558

1 reference

HD 170521

Henry Draper Catalogue

1 reference

HIC 90842

Hipparcos Input Catalogue

1 reference

HIP 90842

1 reference

HR 6937

Bright Star Catalogue

1 reference

IRAS 18283-4332

1 reference

PPM 324195

1 reference

SAO 229094

Smithsonian Astrophysical Observatory Star Catalog

1 reference

TYC 7914-2558-1

1 reference

2MASS J18315623-4330265

1 reference

Gaia DR2 6721796892548701824

1 reference

1 reference

1.6788±0.2558 milliarcsecond

1 reference

2.62±0.76 milliarcsecond

1 reference

The HIPPARCOS Catalogue

2.96±0.35 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

−8.705±0.311 milliarcsecond per year

1 reference

−6.82±0.23 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−7.5±0.55 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−24 milliarcsecond per year

1 reference

right ascension component of proper motion

−1.004±0.35 milliarcsecond per year

1 reference

−1.5±0.36 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−1.04±0.91 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−9 milliarcsecond per year

1 reference

radial velocity

4.52±0.2 kilometre per second

1 reference

7.2±0.4 kilometre per second

1 reference

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

spectral class

K2III

1 reference

Catalogue of two dimentional spectral types for the HD stars, Vol. 2

K0

1 reference

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

7.013±0.015

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

5.686±0.009

astronomical filter

V band

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

5.2521±0.0024

1 reference

3.508±0.26

1 reference

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

2.806±0.23

astronomical filter

H band

1 reference

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

2.67±0.268

astronomical filter

K band

1 reference

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

1 reference

277.98426399236090 degree

1 reference

declination

−43.50738123491060 degree

1 reference