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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: 7:38  
clear_day Transit: 11:46  
SunsetSet: 15:54 south
wb_twilight Astronomical TwilightWhat's Visible Now?
All Constellations » Ophiuchus » 


Altitude: -29.1°   Azimuth: 96.5°   Direction: East

HR6520 is a star in the constellation of Ophiuchus.

HR6520 visual magnitude is 6.05. Because of its reltive faintness, HR6520 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 HR6520:


HR6520 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -29.1°
Azimuth: 96.5°
Direction: East

Celestial coordinates and finder chart of HR6520

HR6520 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 HR6520 are provided in the following table:

17h 31m 44s
-26° 16’ 10”

The simplified sky map below shows the position of HR6520 in the sky:

Finder chart HR6520 star
Simplified finder chart for HR6520.

Visibility of HR6520 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 HR6520 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: 12.3°
Azimuth: 243.7°

Digitized Sky Survey image of HR6520

The image below is a photograph of HR6520 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 HR6520 is -0.004 arcsec per year in Right Ascension and -0.025 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6520 star
DSS2 image of HR6520. The red arrow shows the motion of HR6520 during the next 10000 years (-0.67 arcmin in Right Ascension and -4.17 arcmin in declination);

Distance of HR6520 from the Sun and relative movement

HR6520 is distant 436.41 light years from the Sun

133.87 pc
436.41 ly
-0.004 arcsec/year
-0.025 arcsec/year

Spectral properties of HR6520

HR6520 belongs to spectral class B9


The red dot in the diagram below shows where HR6520 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6520. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6520