HR8261

Above the horizon. Rise: 13:31 | Tran: 22:36 | Set: 7:44

Alt: 5.25° Az: 45.98° Direction: North-East

HR8261 is a double giant star of spectral class G8 in the constellation of Cygnus.

HR8261 visual magnitude is 6.36. Because of its faintness, HR8261 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.

DSS2 image of HR8261. The red arrow shows the motion of HR8261 during the next 10000 years (-10.50 arcmin in Right Ascension and 10.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 37m 18s

Declination +30° 10’ 01”

Hour Angle 15h 43m 42s

Sideral Time 13h 21m 01s

J2000

Right Ascension 21h 36m 13s

Declination +30° 03’ 20”

Galactic Coordinates

Galactic Longitude 80.23°

Galactic Latitude -16.2°

Finder Chart

Simplified finder chart for HR8261.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.36

Class Giant

Absolute magnitude 1.16

Spectral Type G8III

Color Index (B-V)

Temperature 10125K

The red dot in the diagram below shows where HR8261 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8261. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8261 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR8261 double sysyem:

Main star magnitude 6.36

Secondary star magnitude 10.76

Magnitude difference 4.4

Separation 2.1 arcsec

Distance, Radial Speed, Proper Motion

HR8261 is distant 356.67 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

Distance (parsec) 109.41

Distance (light year) 356.67

Radial Speed -20 km/s

Proper Motion RA -0.063 arcsec/y

Proper Motion Dec 0.062"/y

Alternative Designations

Henry Draper Catalogue HD205688

SAO Catalogue SAO89834

Hipparcos Catalogue HIP106661

Durchmusterung Catalogue BD+29 4456

Aitken Double Star Catalogue ADS15126

Visibility from Your Location

Today's HR8261 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 59.8° RISE 13:31

Max altitude: 68.7° TRANSIT 22:36

Azimuth: 300.2° SET 7:44

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Cygnus