HR7969

Below the horizon. Rise: 17:47 | Tran: 2:00 | Set: 10:16

Alt: -4.44° Az: 330.70° Direction: North-North-West

HR7969 is a double giant star of spectral class K5 in the constellation of Cygnus.

HR7969 visual magnitude is 5.57. Because of its faintness, HR7969 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 HR7969. The red arrow shows the motion of HR7969 during the next 10000 years (-1.00 arcmin in Right Ascension and -2.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 48m 39s

Declination +47° 55’ 37”

Hour Angle 08h 53m 03s

Sidereal Time 05h 41m 42s

J2000

Right Ascension 20h 47m 49s

Declination +47° 49’ 54”

Galactic Coordinates

Galactic Longitude 86.97°

Galactic Latitude 2.72°

Finder Chart

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Finder chart for HR7969.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.57

Class Giant

Absolute magnitude -0.52

Spectral Type K5III

Color Index (B-V) 1.46

Temperature 3855K

The red dot in the diagram below shows where HR7969 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7969. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7969 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 HR7969 double sysyem:

Main star magnitude 5.57

Secondary star magnitude 14.57

Magnitude difference 9

Separation 18.3 arcsec

Distance, Radial Speed, Proper Motion

HR7969 is distant 537.95 light years from the Sun and it is moving towards the Sun at the speed of 30 kilometers per second.

Distance (parsec) 165.02

Distance (light year) 537.95

Radial Speed -30 km/s

Proper Motion RA -0.006 arcsec/y

Proper Motion Dec -0.015"/y

Alternative Designations

Henry Draper Catalogue HD198345

SAO Catalogue SAO50073

Hipparcos Catalogue HIP102635

Durchmusterung Catalogue BD+47 3188

FK5 Catalogue 3662

Aitken Double Star Catalogue ADS14318

Visibility from Your Location

Today's HR7969 rise, transit and set times from Sirāhā, Nepal are the following (all times relative to the local timezone Asia/Kathmandu):

Azimuth: 42.1° RISE 17:47

Max altitude: 68.7° TRANSIT 2:00

Azimuth: 317.9° SET 10:16

Name:	Sirāhā, Nepal
Latitude:	26° 39' 14.8" N
Longitude:	86° 12' 31.3" E
Timezone:	Asia/Kathmandu

Set Location

Other stars in Cygnus