Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:50  
clear_day Transit: 12:56  
SunsetSet: 21:02 south
sunny DaytimeWhat's Visible Now
All Constellations » Leo » 

54 Leonis

54 Leonis is a double main-sequence star in the constellation of Leo.

54 Leonis visual magnitude is 6.3. Because of its reltive faintness, 54 Leonis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 54 Leonis:

54 Leonis is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 9°.

Celestial coordinates and finder chart of 54 Leonis

54 Leonis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 54 Leonis are provided in the following table:

10h 55m 37s
+24° 44’ 56”

The simplified sky map below shows the position of 54 Leonis in the sky:

Finder chart 54 Leonis star
Simplified finder chart for 54 Leonis.

Visibility of 54 Leonis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 54 Leonis rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.3°
Max altitude: 63.3°
Azimuth: 294.7°
54 Leonis is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 54 Leonis

The image below is a photograph of 54 Leonis from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 54 Leonis is -0.074 arcsec per year in Right Ascension and -0.026 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 54 Leonis star
DSS2 image of 54 Leonis. The red arrow shows the motion of 54 Leonis during the next 10000 years (-12.33 arcmin in Right Ascension and -4.33 arcmin in declination);

Spectral properties of 54 Leonis

54 Leonis belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.


54 Leonis star system properties

54 Leonis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 54 Leonis double sysyem:

6.5 arcsec

Alternative designations of 54 Leonis