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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: 6:52  
clear_day Transit: 12:11  
SunsetSet: 17:31
sunny DaytimeWhat's Visible Now?
All Constellations » Puppis » 


Altitude: -76.3°   Azimuth: 305.9°   Direction: North-West

HR2591 is a variable bright giant star in the constellation of Puppis.

HR2591 visual magnitude is 6.32. Because of its reltive faintness, HR2591 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR2591 is 0.002 arcsec per year in Right Ascension and 0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR2591 star
DSS2 image of HR2591. The red arrow shows the motion of HR2591 during the next 10000 years (0.33 arcmin in Right Ascension and 2.33 arcmin in declination);

Key facts about HR2591

Bright giant

HR2591 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -76.3°
Azimuth: 305.9°
Direction: North-West

Celestial coordinates and finder chart of HR2591

HR2591 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 HR2591 are provided in the following table:

06h 54m 26s
-42° 21’ 56”

The simplified sky map below shows the position of HR2591 in the sky:

Finder chart HR2591 star
Simplified finder chart for HR2591.

Visibility of HR2591 from your location

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

HR2591 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR2591 from the Sun and relative movement

HR2591 is distant 1,364.02 light years from the Sun and it is moving far from the Sun at the speed of 32 kilometers per second.

418.41 pc
1,364.02 ly
32 km/s
0.002 arcsec/year
0.014 arcsec/year

Spectral properties of HR2591

HR2591 belongs to spectral class C3 and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where HR2591 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR2591. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR2591