χ Cygni (chi Cygni)

Above the horizon. Rise: 9:52 | Tran: 19:28 | Set: 5:07

Alt: 57.06° Az: 109.37° Direction: East-South-East

χ Cygni is a variable and double star of spectral class S6 in the constellation of Cygnus.

χ Cygni visual magnitude is 4.23. Because of its moderate brightness, χ Cygni is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of χ Cygni. The red arrow shows the motion of χ Cygni during the next 10000 years (-4.50 arcmin in Right Ascension and -6.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 19h 51m 31s

Declination +32° 58’ 42”

Hour Angle 21h 29m 12s

Sideral Time 17h 20m 43s

J2000

Right Ascension 19h 50m 33s

Declination +32° 54’ 51”

Galactic Coordinates

Galactic Longitude 68.54°

Galactic Latitude 3.28°

Finder Chart

Simplified finder chart for χ Cygni (chi Cygni).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.23

Class

Absolute magnitude -0.90

Spectral Type S6

Color Index (B-V) 1.82

Temperature 3368K

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

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

Star System Properties

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

Main star magnitude 4.23

Secondary star magnitude 9.43

Magnitude difference 5.2

Separation 158 arcsec

Distance, Radial Speed, Proper Motion

χ Cygni is distant 345.71 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

Distance (parsec) 106.04

Distance (light year) 345.71

Radial Speed -2 km/s

Proper Motion RA -0.027 arcsec/y

Proper Motion Dec -0.04"/y

Alternative Designations

Bayer designation χ Cygni
(chi Cygni)

Henry Draper Catalogue HD187796

SAO Catalogue SAO68943

Hipparcos Catalogue HIP97629

Durchmusterung Catalogue BD+32 3593

General Catalogue of Variable Stars Chi Cyg

Visibility from Your Location

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

Azimuth: 57.0° RISE 9:52

Max altitude: 71.5° TRANSIT 19:28

Azimuth: 303.0° SET 5:07

Set Location

Other stars in Cygnus