73 Leonis

Above the horizon. Rise: 5:27 | Tran: 12:33 | Set: 19:39

Alt: 43.30° Az: 132.92° Direction: South-East

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

73 Leonis visual magnitude is 5.32. Because of its faintness, 73 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 73 Leonis. The red arrow shows the motion of 73 Leonis during the next 100000 years (-11.67 arcmin in Right Ascension and -13.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 11h 17m 09s

Declination +13° 10’ 20”

Hour Angle 21h 47m 14s

Sideral Time 09h 04m 23s

J2000

Right Ascension 11h 15m 51s

Declination +13° 18’ 26”

Galactic Coordinates

Galactic Longitude 239.93°

Galactic Latitude 63.74°

Finder Chart

Simplified finder chart for 73 Leonis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.32

Class Giant

Absolute magnitude -0.51

Spectral Type K3III

Color Index (B-V) 1.2

Temperature 4309K

The red dot in the diagram below shows where 73 Leonis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 73 Leonis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

73 Leonis is distant 478.01 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

Distance (parsec) 146.63

Distance (light year) 478.01

Radial Speed 18 km/s

Proper Motion RA -0.007 arcsec/y

Proper Motion Dec -0.008"/y

Alternative Designations

Flamsteed designation 73 Leonis

Henry Draper Catalogue HD97907

SAO Catalogue SAO99525

Hipparcos Catalogue HIP55016

Durchmusterung Catalogue BD+14 2367

Visibility from Your Location

Today's 73 Leonis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 76.8° RISE 5:27

Max altitude: 51.7° TRANSIT 12:33

Azimuth: 283.2° SET 19:39

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

Location

Other stars in Leo