Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:51  
clear_day Transit: 12:56  
SunsetSet: 21:00 south
sunny DaytimeWhat's Visible Now
All Constellations » Hydra » 


HR3590 is a double bright giant star in the constellation of Hydra.

HR3590 visual magnitude is 6.07. Because of its reltive faintness, HR3590 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR3590:

Bright giant
HR3590 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of HR3590

HR3590 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR3590 are provided in the following table:

09h 01m 31s
+05° 38’ 26”

The simplified sky map below shows the position of HR3590 in the sky:

Finder chart HR3590 star
Simplified finder chart for HR3590.

Visibility of HR3590 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 HR3590 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: 84.4°
Max altitude: 44.2°
Azimuth: 275.6°
HR3590 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR3590

The image below is a photograph of HR3590 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR3590 is -0.028 arcsec per year in Right Ascension and -0.007 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR3590 star
DSS2 image of HR3590. The red arrow shows the motion of HR3590 during the next 10000 years (-4.67 arcmin in Right Ascension and -1.17 arcmin in declination);

Distance of HR3590 from the Sun and relative movement

HR3590 is distant 789.35 light years from the Sun and it is moving far from the Sun at the speed of 33 kilometers per second.

242.13 pc
789.35 ly
33 km/s
-0.028 arcsec/year
-0.007 arcsec/year

Spectral properties of HR3590

HR3590 belongs to spectral class K1 and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where HR3590 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR3590. Attribution: Richard Powell / CC BY-SA

HR3590 star system properties

HR3590 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR3590 double sysyem:

269 arcsec

Alternative designations of HR3590