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public  Greenwich, UK Greenwich, UK  ⓘ
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All Constellations » Cassiopeia » 

HR189

Above the horizon.  Circumpolar today
Alt: 71.69°   Az: 270.11°   Direction: West

HR189 is a main-sequence star of spectral class B5 in the constellation of Cassiopeia.

HR189 visual magnitude is 5.67. Because of its faintness, HR189 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 HR189 star
DSS2 image of HR189. The red arrow shows the motion of HR189 during the next 10000 years (-4.33 arcmin in Right Ascension and 2.50 arcmin in declination);

Celestial Coordinates

Apparent

00h 45m 49s
+47° 59’ 57”
01h 52m 02s
02h 37m 52s

J2000

00h 44m 26s
+47° 51’ 51”

Galactic Coordinates

121.72°
-14.99°

Finder Chart

Finder chart HR189 star
Simplified finder chart for HR189.

Magnitude, Color, Spectral Class

5.67
Main-sequence

-1.17
B5V
11920K

The red dot in the diagram below shows where HR189 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR189. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR189 is distant 759.91 light years from the Sun and it is moving towards the Sun at the speed of 60 kilometers per second.

233.10
759.91
-60 km/s
-0.026 arcsec/y
0.015"/y

Alternative Designations

SAO36617
SAO36617

Visibility from Your Location

HR189 is circumpolar and transits at 23:25 UTC (altitude: 86.5°)