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All Constellations » Lacerta » 

10 Lacertae

Above the horizon.  Circumpolar today
Alt: 24.08°   Az: 56.65°   Direction: East-North-East

10 Lacertae is a double main-sequence star of spectral class O9 in the constellation of Lacerta.

10 Lacertae visual magnitude is 4.88. Because of its moderate brightness, 10 Lacertae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of 10 Lacertae star
DSS2 image of 10 Lacertae. The red arrow shows the motion of 10 Lacertae during the next 100000 years (1.67 arcmin in Right Ascension and -8.33 arcmin in declination);

Celestial Coordinates

Apparent

22h 40m 22s
+39° 10’ 47”
17h 18m 48s
15h 59m 11s

J2000

22h 39m 15s
+39° 03’ 01”

Galactic Coordinates

96.65°
-16.98°

Finder Chart

Finder chart 10 Lacertae star
Simplified finder chart for 10 Lacertae.

Magnitude, Color, Spectral Class

4.88
Main-sequence

-2.68
O9V
13585K

The red dot in the diagram below shows where 10 Lacertae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 10 Lacertae. Attribution: Richard Powell / CC BY-SA

Star System Properties

10 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 10 Lacertae double sysyem:

4.88
10.08
5.2
62.2 arcsec

Distance, Radial Speed, Proper Motion

10 Lacertae is distant 1,058.44 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

324.68
1,058.44
-10 km/s
0.001 arcsec/y
-0.005"/y

Alternative Designations

10 Lacertae
SAO72575
SAO72575

Visibility from Your Location

10 Lacertae is circumpolar and transits at 21:28 UTC (altitude: 77.7°)