We use cookies to deliver essential features and to measure their performance. Learn more.
Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:17 
Transit: 12:46 
Sunset: 18:15
sunny   (Daytime)  
What's Visible Now • Tonight Timeline
Search  close
All Constellations » Cassiopeia » 

λ Cassiopeiae (lambda Cassiopeiae)

Above the horizon.  Circumpolar today
Alt: 16.79°   Az: 351.54°   Direction: North

λ Cassiopeiae is a double main-sequence star of spectral class B8 in the constellation of Cassiopeia.

λ Cassiopeiae visual magnitude is 4.73. Because of its moderate brightness, λ Cassiopeiae 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 λ Cassiopeiae (lambda Cassiopeiae) star
DSS2 image of λ Cassiopeiae. The red arrow shows the motion of λ Cassiopeiae during the next 10000 years (7.50 arcmin in Right Ascension and -1.67 arcmin in declination);

Celestial Coordinates

Apparent

00h 33m 09s
+54° 39’ 31”
11h 03m 39s
11h 36m 48s

J2000

00h 31m 46s
+54° 31’ 19”

Galactic Coordinates

120.05°
-8.24°

Finder Chart

Finder chart λ Cassiopeiae (lambda Cassiopeiae) star
Simplified finder chart for λ Cassiopeiae (lambda Cassiopeiae).

Magnitude, Color, Spectral Class

4.73
Main-sequence

-0.45
B8V
11573K

The red dot in the diagram below shows where λ Cassiopeiae is situated in the Hertzsprung–Russell diagram.

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

Star System Properties

λ Cassiopeiae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the λ Cassiopeiae double sysyem:

4.73
4.93
0.2
0.5 arcsec

Distance, Radial Speed, Proper Motion

λ Cassiopeiae is distant 354.35 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

108.70
354.35
-12 km/s
0.045 arcsec/y
-0.01"/y

Alternative Designations

λ Cassiopeiae
(lambda Cassiopeiae)
14 Cassiopeiae
SAO21489
SAO21489

Visibility from Your Location

λ Cassiopeiae (lambda Cassiopeiae) is circumpolar and transits at 23:12 UTC (altitude: 86.8°)