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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
sunny DaytimeWhat's Visible Now?
All Constellations » Libra » 


Altitude: -64.8°   Azimuth: 356.9°   Direction: North

HR5801 is a sub-giant star in the constellation of Libra.

HR5801 visual magnitude is 6.19. Because of its reltive faintness, HR5801 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of HR5801 is -0.01 arcsec per year in Right Ascension and -0.023 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR5801 star
DSS2 image of HR5801. The red arrow shows the motion of HR5801 during the next 10000 years (-1.67 arcmin in Right Ascension and -3.83 arcmin in declination);

Key facts about HR5801


HR5801 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -64.8°
Azimuth: 356.9°
Direction: North

Celestial coordinates and finder chart of HR5801

HR5801 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 HR5801 are provided in the following table:

15h 37m 28s
-26° 16’ 48”

The simplified sky map below shows the position of HR5801 in the sky:

Finder chart HR5801 star
Simplified finder chart for HR5801.

Visibility of HR5801 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR5801 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 116.3°
Max altitude: 12.2°
Azimuth: 243.7°

Distance of HR5801 from the Sun and relative movement

HR5801 is distant 600.37 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

184.16 pc
600.37 ly
1 km/s
-0.01 arcsec/year
-0.023 arcsec/year

Spectral properties of HR5801

HR5801 belongs to spectral class B7 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR5801 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5801. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR5801