HD 161840 (Q5177879)

uvbyβ Photoelectric Photometric Catalogue

uvby98 100161840

catalog

2 references

1 August 2013

CD-31 14609

Cordoba Durchmusterung

2 references

1 August 2013

HD 161840

Henry Draper Catalogue

1 reference

Cape Photographic Catalogue

CPC 17 9472

catalog

2 references

1 August 2013

HIC 87220

Hipparcos Input Catalogue

2 references

1 August 2013

SRS 43771

Southern Reference Star Catalog

2 references

1 August 2013

CPD-31 4995

Cape Photographic Durchmusterung

2 references

1 August 2013

HIP 87220

1 reference

TD1 21000

TD1 Catalog of Stellar Ultraviolet Fluxes

2 references

1 August 2013

GC 24176

General Catalogue of Nebulae and Clusters of Stars

Boss General Catalogue

2 references

1 August 2013

2MASS J17491048-3142117

1 reference

TYC 7377-1056-1

2 references

1 August 2013

GCRV 10301

General Catalogue of Stellar Radial Velocities

2 references

1 August 2013

PPM 296839

2 references

1 August 2013

UBV 15144

UBV Photoelectric Photometry Catalogue

2 references

1 August 2013

ROT 2491

Catalogue of rotational velocities of the stars

2 references

1 August 2013

UBV M 22405

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

2 references

1 August 2013

WEB 14715

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

1 reference

Gaia DR2 4055612002737545216

1 reference

1 reference

151.9041±8.3485 parsec

1 reference

stellar rotational velocity

45 kilometre per second

1 reference

Catalogue of rotational velocities of the stars

parallax

6.5831±0.3618 milliarcsecond

1 reference

5.37±0.78 milliarcsecond

1 reference

The HIPPARCOS Catalogue

5.86±0.26 milliarcsecond

1 reference

declination component of proper motion

−8.161±0.489 milliarcsecond per year

1 reference

−9.09±0.24 milliarcsecond per year

1 reference

−7.89±0.76 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−20 milliarcsecond per year

1 reference

right ascension component of proper motion

6.845±0.593 milliarcsecond per year

1 reference

5.55±0.35 milliarcsecond per year

1 reference

4.22±0.97 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

9 milliarcsecond per year

1 reference

radial velocity

−13.3 kilometre per second

1 reference

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

−13.3±2 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

−13.3±2.8 kilometre per second

1 reference

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

−13.0 kilometre per second

1 reference

Catalogue of observed velocities

spectral class

B8V

1 reference

B8Ib/II

1 reference

Catalogue of two-dimensional spectral types for the HD stars, Vol. 3

1 reference

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

4.753±0.014

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

4.797±0.009

astronomical filter

V band

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

4.7167±0.0037

1 reference

4.482±0.198

1 reference

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

4.786±0.029

astronomical filter

H band

1 reference

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

4.753±0.018

astronomical filter

K band

1 reference

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

absolute magnitude

−1.37

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=HD_161840&oldid=48757698

radius

3.2 solar radius

1 reference

imported from Wikimedia project

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=HD_161840&oldid=48757698

epoch

J2000.0

1 reference

right ascension

267.29365484500 degree

1 reference

declination

−31.70320662278 degree

1 reference

effective temperature

8,794 kelvin

1 reference

Determination of effective temperatures for an extended sample of dwarfs and subdwarfs (F0-K5)

8,706 kelvin

1 reference

The effective temperature scale of FGK stars. I. Determination of temperatures and angular diameters with the infrared flux method

11,066 kelvin

1 reference