HR8712

Above the horizon. Circumpolar today

Alt: 68.32° Az: 250.34° Direction: West-South-West

HR8712 is a hypergiant star of spectral class K0 in the constellation of Lacerta.

HR8712 visual magnitude is 5.81. Because of its faintness, HR8712 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 HR8712. The red arrow shows the motion of HR8712 during the next 1000 years (1.72 arcmin in Right Ascension and 0.60 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 55m 16s

Declination +40° 30’ 45”

Hour Angle 01h 48m 56s

Sidereal Time 00h 44m 13s

J2000

Right Ascension 22h 54m 06s

Declination +40° 22’ 36”

Galactic Coordinates

Galactic Longitude 99.94°

Galactic Latitude -17.2°

Finder Chart

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Finder chart for HR8712.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.81

Class Hypergiant

Absolute magnitude 0.73

Spectral Type K0III

Color Index (B-V) 1.13

Temperature 4451K

The red dot in the diagram below shows where HR8712 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8712. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8712 is distant 338.53 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

Distance (parsec) 103.84

Distance (light year) 338.53

Radial Speed -6 km/s

Proper Motion RA 0.103 arcsec/y

Proper Motion Dec 0.036"/y

Alternative Designations

Henry Draper Catalogue HD216646

SAO Catalogue SAO52471

Hipparcos Catalogue HIP113084

Durchmusterung Catalogue BD+39 4964

Visibility from Your Location

HR8712 is circumpolar and transits at 06:50 UTC (altitude: 79.0°)

Set Location

Other stars in Lacerta