Your guide to the Solar System and the night sky
🌎 Location: Greenwich, United Kingdom [change]

7 Leonis

7 Leonis is a multiple main-sequence star in the constellation of Leo.

7 Leonis visual magnitude is 6.36. Because of its reltive faintness, 7 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 7 Leonis:

6.36
Main-sequence
7 Leonis is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 7 Leonis

7 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 7 Leonis are provided in the following table:

09h 35m 52s
+14° 22’ 46”
218.36°
42.85°
Leo

The simplified sky map below shows the position of 7 Leonis in the sky:

Finder chart 7 Leonis star
Simplified finder chart for 7 Leonis.

Visibility of 7 Leonis from your location

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

Today's 7 Leonis rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 75.6°
Max altitude: 52.9°
Azimuth: 284.4°
7 Leonis is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 7 Leonis

The image below is a photograph of 7 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 7 Leonis is -0.038 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 7 Leonis star
DSS2 image of 7 Leonis. The red arrow shows the motion of 7 Leonis during the next 10000 years (-6.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of 7 Leonis from the Sun and relative movement

7 Leonis is distant 510.17 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

156.49 pc
510.17 ly
20 km/s
-0.038 arcsec/year

Spectral properties of 7 Leonis

7 Leonis belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.

0.39
A1V
10002K

The red dot in the diagram below shows where 7 Leonis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 7 Leonis. Attribution: Richard Powell / CC BY-SA

7 Leonis star system properties

7 Leonis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 7 Leonis double sysyem:

6.36
9.56
3.2
41.2 arcsec

Alternative designations of 7 Leonis

SAO98662
SAO98662