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HR5851

Below the horizon. Never rises today

Alt: -47.42° Az: 142.43° Direction: South-East

HR5851 is a double giant star of spectral class A5 in the constellation of Triangulum Australe.

HR5851 visual magnitude is 6.18. Because of its faintness, HR5851 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR5851. The red arrow shows the motion of HR5851 during the next 10000 years (-0.83 arcmin in Right Ascension and -7.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 15h 50m 14s

Declination -65° 31’ 07”

Hour Angle 17h 38m 22s

Sidereal Time 09h 28m 36s

J2000

Right Ascension 15h 47m 53s

Declination -65° 26’ 32”

Galactic Coordinates

Galactic Longitude 319.94°

Galactic Latitude -8.58°

Finder Chart

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Finder chart for HR5851.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.18

Class Giant

Absolute magnitude 0.70

Spectral Type A5III

Color Index (B-V) 0.22

Temperature 8011K

The red dot in the diagram below shows where HR5851 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5851. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR5851 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR5851 double sysyem:

Main star magnitude 6.18

Secondary star magnitude 6.28

Magnitude difference 0.1

Separation 1.9 arcsec

Distance, Radial Speed, Proper Motion

HR5851 is distant 405.98 light years from the Sun and it is moving towards the Sun at the speed of 30 kilometers per second.

Distance (parsec) 124.53

Distance (light year) 405.98

Radial Speed -30 km/s

Proper Motion RA -0.005 arcsec/y

Proper Motion Dec -0.042"/y

Alternative Designations

Henry Draper Catalogue HD140483

SAO Catalogue SAO253297

Hipparcos Catalogue HIP77390

Durchmusterung Catalogue CP-65 3139

Visibility from Your Location

HR5851 is currently not visible from Greenwich, UK

Set Location

Other stars in Triangulum Australe