HR2721

Above the horizon. Circumpolar today

Alt: 9.57° Az: 349.35° Direction: North

HR2721 is a hypergiant star of spectral class G0 in the constellation of Lynx.

HR2721 visual magnitude is 5.58. Because of its faintness, HR2721 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 HR2721. The red arrow shows the motion of HR2721 during the next 1000 years (0.50 arcmin in Right Ascension and -3.05 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 17m 42s

Declination +47° 11’ 36”

Hour Angle 10h 57m 45s

Sidereal Time 18h 15m 28s

J2000

Right Ascension 07h 15m 50s

Declination +47° 14’ 24”

Galactic Coordinates

Galactic Longitude 170.34°

Galactic Latitude 23.52°

Finder Chart

Loading map...

Finder chart for HR2721.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.58

Class Hypergiant

Absolute magnitude 4.45

Spectral Type G0V

Color Index (B-V) 0.58

Temperature 6047K

The red dot in the diagram below shows where HR2721 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR2721. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR2721 is distant 54.97 light years from the Sun and it is moving far from the Sun at the speed of 85 kilometers per second.

Distance (parsec) 16.86

Distance (light year) 54.97

Radial Speed 85 km/s

Proper Motion RA 0.03 arcsec/y

Proper Motion Dec -0.183"/y

Alternative Designations

Henry Draper Catalogue HD55575

SAO Catalogue SAO41644

Hipparcos Catalogue HIP35136

Durchmusterung Catalogue BD+47 1419

Gliese Catalogue GJ 1095

FK5 Catalogue 1190

Visibility from Your Location

HR2721 is circumpolar and transits at 14:36 UTC (altitude: 85.7°)

Set Location

Other stars in Lynx