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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
sunny   (Daytime)   What's Visible Now?


Below the horizon.  Never rises today
Altitude: -46.4°   Azimuth: 217.0°   Direction: South-West

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.

Celestial coordinates and finder chart of HR5851

Finder chart HR5851 star
Simplified finder chart for HR5851.

HR5851 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR5851 are provided in the following table:

15h 47m 53s
-65° 26’ 32”
Triangulum Australe
Image of HR5851 star
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);

Key facts about HR5851


and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR5851 is situated in the HertzsprungÔÇôRussell diagram.

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

HR5851 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:

1.9 arcsec

Distance of HR5851 from the Sun and relative movement

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.

124.53 pc
405.98 ly
-30 km/s
-0.005 arcsec/year
-0.042 arcsec/year

Alternative designations of HR5851


Visibility of HR5851 from your location

HR5851 is currently not visible from Greenwich, United Kingdom