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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
north SunriseRise: 7:54  
clear_day Transit: 11:51  
SunsetSet: 15:49 south
wb_twilight Civil TwilightWhat's Visible Now?
All Constellations » Hercules » 


Altitude: 41.0°   Azimuth: 270.6°   Direction: West

HR6584 is a giant star in the constellation of Hercules.

HR6584 visual magnitude is 6.03. Because of its reltive faintness, HR6584 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 HR6584:


HR6584 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 41.0°
Azimuth: 270.6°
Direction: West

Celestial coordinates and finder chart of HR6584

HR6584 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6584 are provided in the following table:

17h 39m 57s
+31° 12’ 09”

The simplified sky map below shows the position of HR6584 in the sky:

Finder chart HR6584 star
Simplified finder chart for HR6584.

Visibility of HR6584 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 HR6584 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: 58.8°
Max altitude: 69.7°
Azimuth: 301.2°

Digitized Sky Survey image of HR6584

The image below is a photograph of HR6584 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 HR6584 is -0.012 arcsec per year in Right Ascension and 0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6584 star
DSS2 image of HR6584. The red arrow shows the motion of HR6584 during the next 10000 years (-2.00 arcmin in Right Ascension and 2.50 arcmin in declination);

Distance of HR6584 from the Sun and relative movement

HR6584 is distant 532.68 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

163.40 pc
532.68 ly
-9 km/s
-0.012 arcsec/year
0.015 arcsec/year

Spectral properties of HR6584

HR6584 belongs to spectral class M2 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR6584 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6584. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6584