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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:43 
Transit: 13:01 
Sunset: 21:19
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All Constellations » Lacerta » 

13 Lacertae

Above the horizon.  Circumpolar today
Alt: 64.38°   Az: 97.89°   Direction: East

13 Lacertae is a double hypergiant star of spectral class K0 in the constellation of Lacerta.

13 Lacertae visual magnitude is 5.08. Because of its faintness, 13 Lacertae 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.

Image of 13 Lacertae star
DSS2 image of 13 Lacertae. The red arrow shows the motion of 13 Lacertae during the next 100000 years (-11.67 arcmin in Right Ascension and 6.67 arcmin in declination);

Celestial Coordinates

Apparent

22h 45m 13s
+41° 57’ 12”
21h 39m 21s
20h 24m 35s

J2000

22h 44m 05s
+41° 49’ 09”

Galactic Coordinates

98.91°
-15.04°

Finder Chart

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Finder chart for 13 Lacertae.

Magnitude, Color, Spectral Class

5.08
Hypergiant

0.46
K0III
4841K

The red dot in the diagram below shows where 13 Lacertae is situated in the Hertzsprung–Russell diagram.

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

Star System Properties

13 Lacertae 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 13 Lacertae double sysyem:

5.08
10.88
5.8
14.6 arcsec

Distance, Radial Speed, Proper Motion

13 Lacertae is distant 274.18 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

84.10
274.18
13 km/s
-0.007 arcsec/y
0.004"/y

Alternative Designations

13 Lacertae
SAO52317
SAO52317

Visibility from Your Location

13 Lacertae is circumpolar and transits at 04:54 UTC (altitude: 80.5°)

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