HR5171

Below the horizon. Never rises today

Alt: -56.04° Az: 226.43° Direction: South-West

HR5171 is a variable and double hypergiant star of spectral class K0 in the constellation of Centaurus.

HR5171 visual magnitude is 6.51. Because of its faintness, HR5171 is not visible to the naked eye.

DSS2 image of HR5171. The red arrow shows the motion of HR5171 during the next 10000 years (-3.83 arcmin in Right Ascension and -1.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 48m 58s

Declination -62° 42’ 57”

Hour Angle 07h 52m 04s

Sidereal Time 21h 41m 02s

J2000

Right Ascension 13h 47m 10s

Declination -62° 35’ 24”

Galactic Coordinates

Galactic Longitude 309.3°

Galactic Latitude -0.41°

Finder Chart

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Finder chart for HR5171.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.51

Class Hypergiant

Absolute magnitude -6.25

Spectral Type K0I

Color Index (B-V) 1.98

Temperature 3190K

The red dot in the diagram below shows where HR5171 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5171. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR5171 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR5171 double sysyem:

Main star magnitude 6.51

Secondary star magnitude 10.51

Magnitude difference 4

Separation 9.4 arcsec

Distance, Radial Speed, Proper Motion

HR5171 is distant 11,642.86 light years from the Sun and it is moving towards the Sun at the speed of 36 kilometers per second.

Distance (parsec) 3,571.43

Distance (light year) 11,642.86

Radial Speed -36 km/s

Proper Motion RA -0.023 arcsec/y

Proper Motion Dec -0.011"/y

Alternative Designations

Henry Draper Catalogue HD119796

SAO Catalogue SAO252448

Hipparcos Catalogue HIP67261

Durchmusterung Catalogue CP-61 4003

General Catalogue of Variable Stars V766 Cen

Visibility from Your Location

HR5171 is currently not visible from Greenwich, UK

Set Location

Other stars in Centaurus