HR8445

Above the horizon. Circumpolar today

Alt: 62.59° Az: 75.75° Direction: East-North-East

HR8445 is a double giant star of spectral class K5 in the constellation of Lacerta.

HR8445 visual magnitude is 6.42. Because of its faintness, HR8445 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 HR8445. The red arrow shows the motion of HR8445 during the next 10000 years (4.83 arcmin in Right Ascension and -3.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 09m 14s

Declination +49° 55’ 06”

Hour Angle 21h 04m 31s

Sidereal Time 19h 13m 45s

J2000

Right Ascension 22h 08m 16s

Declination +49° 47’ 47”

Galactic Coordinates

Galactic Longitude 97.89°

Galactic Latitude -4.97°

Finder Chart

Simplified finder chart for HR8445.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.42

Class Giant

Absolute magnitude -1.25

Spectral Type K5III

Color Index (B-V)

Temperature 10125K

The red dot in the diagram below shows where HR8445 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8445. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8445 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 HR8445 double sysyem:

Main star magnitude 6.42

Secondary star magnitude 13.12

Magnitude difference 6.7

Separation 38.5 arcsec

Distance, Radial Speed, Proper Motion

HR8445 is distant 1,112.63 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

Distance (parsec) 341.30

Distance (light year) 1,112.63

Radial Speed 17 km/s

Proper Motion RA 0.029 arcsec/y

Proper Motion Dec -0.023"/y

Alternative Designations

Henry Draper Catalogue HD210289

SAO Catalogue SAO51678

Hipparcos Catalogue HIP109272

Durchmusterung Catalogue BD+49 3746

Aitken Double Star Catalogue ADS15659

Visibility from Your Location

HR8445 is circumpolar and transits at 20:37 UTC (altitude: 88.4°)

Set Location

Other stars in Lacerta