Your Guide to the Solar System and the Night Sky
Donate now! You'll help cover server costs, enhance the site and keep it ad-free.
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:47  
clear_day Transit: 12:56  
SunsetSet: 21:06 south
sunny DaytimeWhat's Visible Now
All Constellations » Leo » 

37 Leonis

37 Leonis is a giant star in the constellation of Leo.

37 Leonis visual magnitude is 5.41. Because of its reltive faintness, 37 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 37 Leonis:

37 Leonis is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 33°.

Celestial coordinates and finder chart of 37 Leonis

37 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 37 Leonis are provided in the following table:

10h 16m 40s
+13° 43’ 41”

The simplified sky map below shows the position of 37 Leonis in the sky:

Finder chart 37 Leonis star
Simplified finder chart for 37 Leonis.

Visibility of 37 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 37 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: 76.3°
Max altitude: 52.2°
Azimuth: 283.7°
37 Leonis is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 37 Leonis

The image below is a photograph of 37 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 37 Leonis is -0.023 arcsec per year in Right Ascension and -0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 37 Leonis star
DSS2 image of 37 Leonis. The red arrow shows the motion of 37 Leonis during the next 10000 years (-3.83 arcmin in Right Ascension and -2.67 arcmin in declination);

Distance of 37 Leonis from the Sun and relative movement

37 Leonis is distant 499.23 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

153.14 pc
499.23 ly
3 km/s
-0.023 arcsec/year
-0.016 arcsec/year

Spectral properties of 37 Leonis

37 Leonis belongs to spectral class M1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 37 Leonis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 37 Leonis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 37 Leonis