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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
SunriseRise: 6:52  
clear_day Transit: 12:11  
SunsetSet: 17:31
sunny DaytimeWhat's Visible Now?
All Constellations » Cygnus » 


Altitude: 56.4°   Azimuth: 87.9°   Direction: East

HR8071 is a multiple sub-giant star in the constellation of Cygnus.

HR8071 visual magnitude is 6.33. Because of its reltive faintness, HR8071 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR8071 is 0.001 arcsec per year in Right Ascension and -0.054 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8071 star
DSS2 image of HR8071. The red arrow shows the motion of HR8071 during the next 10000 years (0.17 arcmin in Right Ascension and -9.00 arcmin in declination);

Key facts about HR8071


HR8071 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 56.4°
Azimuth: 87.9°
Direction: East

Celestial coordinates and finder chart of HR8071

HR8071 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 HR8071 are provided in the following table:

21h 03m 52s
+41° 37’ 41”

The simplified sky map below shows the position of HR8071 in the sky:

Finder chart HR8071 star
Simplified finder chart for HR8071.

Visibility of HR8071 from your location

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

HR8071 is circumpolar and transits at 10:40 UTC (altitude: 80.1°)

Distance of HR8071 from the Sun and relative movement

HR8071 is distant 330.29 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

101.32 pc
330.29 ly
-8 km/s
0.001 arcsec/year
-0.054 arcsec/year

Spectral properties of HR8071

HR8071 belongs to spectral class F3 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR8071 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8071. Attribution: Richard Powell / CC BY-SA

HR8071 star system properties

HR8071 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR8071 double sysyem:

57.3 arcsec

Alternative designations of HR8071