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All Constellations » Cassiopeia » 

Castula - υ2 Cassiopeiae (upsilon2 Cassiopeiae)

Above the horizon.  Circumpolar today
Alt: 73.06°   Az: 307.93°   Direction: North-West

Castula, also designated as υ2 Cassiopeiae (upsilon2 Cassiopeiae), is a giant star of spectral class G8 in the constellation of Cassiopeia.

Castula visual magnitude is 4.63. Because of its moderate brightness, Castula 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 Castula - υ2 Cassiopeiae (upsilon2 Cassiopeiae) star
DSS2 image of Castula. The red arrow shows the motion of Castula during the next 1000 years (-1.53 arcmin in Right Ascension and -0.77 arcmin in declination);

Celestial Coordinates

Apparent

00h 58m 09s
+59° 18’ 53”
01h 47m 05s
02h 45m 15s

J2000

00h 56m 39s
+59° 10’ 51”

Galactic Coordinates

123.6°
-3.68°

Finder Chart

Finder chart Castula - υ2 Cassiopeiae (upsilon2 Cassiopeiae) star
Simplified finder chart for Castula - υ2 Cassiopeiae (upsilon2 Cassiopeiae).

Magnitude, Color, Spectral Class

4.63
Giant

0.63
G8III
4841K

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

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

Distance, Radial Speed, Proper Motion

Castula is distant 205.81 light years from the Sun and it is moving towards the Sun at the speed of 47 kilometers per second.

63.13
205.81
-47 km/s
-0.092 arcsec/y
-0.046"/y

Alternative Designations

Castula
υ2 Cassiopeiae
(upsilon2 Cassiopeiae)
28 Cassiopeiae
SAO21855
SAO21855

Visibility from Your Location

Castula - υ2 Cassiopeiae (upsilon2 Cassiopeiae) is circumpolar and transits at 23:37 UTC (altitude: 82.2°)