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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
sleep NighttimeWhat's Visible Now?
All Constellations » Cygnus » 


Altitude: 41.3°   Azimuth: 295.5°   Direction: West-North-West

HR8248 is a variable supergiant star in the constellation of Cygnus.

HR8248 visual magnitude is 6.25. Because of its reltive faintness, HR8248 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 HR8248:


HR8248 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 41.3°
Azimuth: 295.5°
Direction: West-North-West

Celestial coordinates and finder chart of HR8248

HR8248 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 HR8248 are provided in the following table:

21h 33m 17s
+45° 51’ 15”

The simplified sky map below shows the position of HR8248 in the sky:

Finder chart HR8248 star
Simplified finder chart for HR8248.

Visibility of HR8248 from your location

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

HR8248 is circumpolar and transits at 16:12 UTC (altitude: 84.4°)

Digitized Sky Survey image of HR8248

The image below is a photograph of HR8248 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 HR8248 is -0.001 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR8248 star
DSS2 image of HR8248. The red arrow shows the motion of HR8248 during the next 100000 years (-1.67 arcmin in Right Ascension and 5.00 arcmin in declination);

Distance of HR8248 from the Sun and relative movement

HR8248 is distant 1,502.30 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

460.83 pc
1,502.30 ly
-5 km/s
-0.001 arcsec/year
0.003 arcsec/year

Spectral properties of HR8248

HR8248 belongs to spectral class K1 and has a luminosity class of I corresponding to a supergiant star.


The red dot in the diagram below shows where HR8248 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8248. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8248