51 Leonis

Below the horizon. Rise: 17:12 | Tran: 0:54 | Set: 8:33

Alt: -4.38° Az: 307.88° Direction: North-West

51 Leonis is a giant star of spectral class K3 in the constellation of Leo.

51 Leonis visual magnitude is 5.49. Because of its faintness, 51 Leonis 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 51 Leonis. The red arrow shows the motion of 51 Leonis during the next 1000 years (1.62 arcmin in Right Ascension and -0.63 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 10h 47m 45s

Declination +18° 45’ 30”

Hour Angle 08h 15m 09s

Sidereal Time 19h 02m 54s

J2000

Right Ascension 10h 46m 24s

Declination +18° 53’ 29”

Galactic Coordinates

Galactic Longitude 222.26°

Galactic Latitude 60.16°

Finder Chart

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Finder chart for 51 Leonis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.49

Class Giant

Absolute magnitude 1.80

Spectral Type K3

Color Index (B-V) 1.12

Temperature 4472K

The red dot in the diagram below shows where 51 Leonis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 51 Leonis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

51 Leonis is distant 178.43 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

Distance (parsec) 54.73

Distance (light year) 178.43

Radial Speed -6 km/s

Proper Motion RA 0.097 arcsec/y

Proper Motion Dec -0.038"/y

Alternative Designations

Flamsteed designation 51 Leonis

Henry Draper Catalogue HD93257

SAO Catalogue SAO99281

Hipparcos Catalogue HIP52686

Durchmusterung Catalogue BD+19 2371

FK5 Catalogue 1279

Visibility from Your Location

Today's 51 Leonis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 71.2° RISE 17:12

Max altitude: 57.3° TRANSIT 0:54

Azimuth: 288.8° SET 8:33

Set Location

Other stars in Leo