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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: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sleep NighttimeWhat's Visible Now?
All Constellations » Scorpius » 


Altitude: -66.4°   Azimuth: 61.8°   Direction: East-North-East

HR6501 is a hypergiant star in the constellation of Scorpius.

HR6501 visual magnitude is 6.02. Because of its reltive faintness, HR6501 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 HR6501:


HR6501 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -66.4°
Azimuth: 61.8°
Direction: East-North-East

Celestial coordinates and finder chart of HR6501

HR6501 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 HR6501 are provided in the following table:

17h 28m 56s
-36° 46’ 41”

The simplified sky map below shows the position of HR6501 in the sky:

Finder chart HR6501 star
Simplified finder chart for HR6501.

Visibility of HR6501 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 HR6501 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: 126.8°
Max altitude: 1.7°
Azimuth: 233.2°

Digitized Sky Survey image of HR6501

The image below is a photograph of HR6501 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 HR6501 is 0.002 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR6501 star
DSS2 image of HR6501. The red arrow shows the motion of HR6501 during the next 100000 years (3.33 arcmin in Right Ascension and -15.00 arcmin in declination);

Distance of HR6501 from the Sun and relative movement

HR6501 is distant 636.72 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

195.31 pc
636.72 ly
-28 km/s
0.002 arcsec/year
-0.009 arcsec/year

Spectral properties of HR6501

HR6501 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR6501 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6501. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6501