HR521

Above the horizon. Rise: 15:32 | Tran: 2:52 | Set: 14:07

Alt: 6.08° Az: 30.45° Direction: North-North-East

HR521 is a hypergiant star of spectral class K0 in the constellation of Andromeda.

HR521 visual magnitude is 5.94. Because of its faintness, HR521 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 HR521. The red arrow shows the motion of HR521 during the next 1000 years (1.87 arcmin in Right Ascension and -0.48 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 01h 50m 06s

Declination +38° 04’ 30”

Hour Angle 14h 39m 14s

Sideral Time 16h 29m 21s

J2000

Right Ascension 01h 48m 38s

Declination +37° 57’ 10”

Galactic Coordinates

Galactic Longitude 135.2°

Galactic Latitude -23.55°

Finder Chart

Simplified finder chart for HR521.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.94

Class Hypergiant

Absolute magnitude 1.06

Spectral Type K0III

Color Index (B-V) 0.97

Temperature 4816K

The red dot in the diagram below shows where HR521 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR521. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR521 is distant 308.42 light years from the Sun and it is moving far from the Sun at the speed of 37 kilometers per second.

Distance (parsec) 94.61

Distance (light year) 308.42

Radial Speed 37 km/s

Proper Motion RA 0.112 arcsec/y

Proper Motion Dec -0.029"/y

Alternative Designations

Henry Draper Catalogue HD10975

SAO Catalogue SAO54991

Hipparcos Catalogue HIP8423

Durchmusterung Catalogue BD+37 372

Visibility from Your Location

Today's HR521 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 51.9° RISE 15:32

Max altitude: 76.6° TRANSIT 2:52

Azimuth: 308.1° SET 14:07

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Andromeda