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

13 Lyrae

13 Lyrae is a variable giant star in the constellation of Lyra.

13 Lyrae visual magnitude is 4.04. Because of its moderate brightness, 13 Lyrae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 13 Lyrae:

4.04
Giant
13 Lyrae is above the horizon from Greenwich, United Kingdom [change]. Altitude: 16°.

Celestial coordinates and finder chart of 13 Lyrae

13 Lyrae is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 13 Lyrae are provided in the following table:

18h 55m 20s
+43° 56’ 45”
73.81°
17.79°
Lyra

The simplified sky map below shows the position of 13 Lyrae in the sky:

Finder chart 13 Lyrae star
Simplified finder chart for 13 Lyrae.

Visibility of 13 Lyrae from your location

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

13 Lyrae is circumpolar and transits at 00:07 UTC (altitude: 82.5°)

Digitized Sky Survey image of 13 Lyrae

The image below is a photograph of 13 Lyrae 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 13 Lyrae is 0.023 arcsec per year in Right Ascension and 0.083 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 13 Lyrae star
DSS2 image of 13 Lyrae. The red arrow shows the motion of 13 Lyrae during the next 10000 years (3.83 arcmin in Right Ascension and 13.83 arcmin in declination);

Distance of 13 Lyrae from the Sun and relative movement

13 Lyrae is distant 349.41 light years from the Sun and it is moving towards the Sun at the speed of 28 kilometers per second.

107.18 pc
349.41 ly
-28 km/s
0.023 arcsec/year
0.083 arcsec/year

Spectral properties of 13 Lyrae

13 Lyrae belongs to spectral class M5 and has a luminosity class of III corresponding to a giant star.

-1.11
M5III
3663K

The red dot in the diagram below shows where 13 Lyrae is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of 13 Lyrae. Attribution: Richard Powell / CC BY-SA

Alternative designations of 13 Lyrae

SAO47919
SAO47919