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All Constellations » Draco » 

Alruba - HR6618

Above the horizon.  Circumpolar today
Alt: 53.20°   Az: 298.91°   Direction: West-North-West

Alruba, also designated as , is a main-sequence star of spectral class A2 in the constellation of Draco.

Alruba visual magnitude is 5.75. Because of its faintness, Alruba 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 Alruba - HR6618 star
DSS2 image of Alruba. The red arrow shows the motion of Alruba during the next 10000 years (3.67 arcmin in Right Ascension and -2.50 arcmin in declination);

Celestial Coordinates

Apparent

17h 44m 30s
+53° 47’ 31”
04h 10m 16s
21h 54m 47s

J2000

17h 43m 59s
+53° 48’ 06”

Galactic Coordinates

81.49°
31.36°

Finder Chart

Finder chart Alruba - HR6618 star
Simplified finder chart for Alruba - HR6618.

Magnitude, Color, Spectral Class

5.75
Main-sequence

0.24
A2V
10002K

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

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

Distance, Radial Speed, Proper Motion

Alruba is distant 412.66 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

126.58
412.66
-2 km/s
0.022 arcsec/y
-0.015"/y

Alternative Designations

Alruba
SAO30538
SAO30538

Visibility from Your Location

Alruba - HR6618 is circumpolar and transits at 18:11 UTC (altitude: 87.7°)