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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
sunny   (Daytime)   What's Visible Now?


Above the horizon.  Circumpolar today
Altitude: 75.4°   Azimuth: 276.2°   Direction: West

HR8025 is a double hypergiant star of spectral class F0 in the constellation of Cygnus.

HR8025 visual magnitude is 5.81. Because of its faintness, HR8025 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Celestial coordinates and finder chart of HR8025

Finder chart HR8025 star
Simplified finder chart for HR8025.

HR8025 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 HR8025 are provided in the following table:

20h 56m 25s
+50° 43’ 42”
Image of HR8025 star
DSS2 image of HR8025. The red arrow shows the motion of HR8025 during the next 10000 years (6.83 arcmin in Right Ascension and -2.50 arcmin in declination);

Key facts about HR8025


and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR8025 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8025. Attribution: Richard Powell / CC BY-SA

HR8025 star system properties

HR8025 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR8025 double sysyem:

7.2 arcsec

Distance of HR8025 from the Sun and relative movement

HR8025 is distant 173.87 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

53.33 pc
173.87 ly
-15 km/s
0.041 arcsec/year
-0.015 arcsec/year

Alternative designations of HR8025


Visibility of HR8025 from your location

HR8025 is circumpolar and transits at 03:20 UTC (altitude: 89.2°)