We use cookies to deliver essential features and to measure their performance. By using this site you accept our Privacy Policies.
A Complete Guide to the Solar System and the Night Sky
Help keep this site free and ads-free: donate now!
public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:41  
clear_day Transit: 12:56  
SunsetSet: 20:12
sleep NighttimeWhat's Visible Now?
All Constellations » Draco » 

Alrakis - μ Draconis (mu Draconis)

Altitude: 57.0°   Azimuth: 62.3°   Direction: East-North-East

Alrakis, also designated as μ Draconis (mu Draconis), is a multiple main-sequence star in the constellation of Draco.

Alrakis visual magnitude is 5.8. Because of its reltive faintness, Alrakis should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of Alrakis is -0.073 arcsec per year in Right Ascension and 0.085 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of Alrakis - μ Draconis (mu Draconis) star
DSS2 image of Alrakis. The red arrow shows the motion of Alrakis during the next 10000 years (-12.17 arcmin in Right Ascension and 14.17 arcmin in declination);

Key facts about Alrakis

5.8
Main-sequence

Alrakis - μ Draconis (mu Draconis) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 57.0°
Azimuth: 62.3°
Direction: East-North-East

Celestial coordinates and finder chart of Alrakis

Alrakis is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Alrakis are provided in the following table:

17h 05m 19s
+54° 28’ 13”
82.3°
37.02°
Draco

The simplified sky map below shows the position of Alrakis in the sky:

Finder chart Alrakis - μ Draconis (mu Draconis) star
Simplified finder chart for Alrakis - μ Draconis (mu Draconis).

Visibility of Alrakis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Alrakis - μ Draconis (mu Draconis) is circumpolar and transits at 02:46 UTC (altitude: 87.0°)

Distance of Alrakis from the Sun and relative movement

Alrakis is distant 75.81 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

23.26 pc
75.81 ly
-15 km/s
-0.073 arcsec/year
0.085 arcsec/year

Spectral properties of Alrakis

Alrakis belongs to spectral class F7 and has a luminosity class of V corresponding to a main-sequence star.

3.97
F7V
6481K

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

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

Alrakis star system properties

Alrakis is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the Alrakis double sysyem:

5.8
5.9
0.1
2 arcsec

Alternative designations of Alrakis

Alrakis
μ Draconis
(mu Draconis)
21 Draconis
SAO30239
SAO30239
Wo 9584 A