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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:09 
Transit: 12:56 
Sunset: 20:44
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All Constellations » Auriga » 

9 Aurigae

Above the horizon.  Circumpolar today
Alt: 13.35°   Az: 354.74°   Direction: North

9 Aurigae is a multiple hypergiant star of spectral class F0 in the constellation of Auriga.

9 Aurigae visual magnitude is 5. Because of its moderate brightness, 9 Aurigae 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 9 Aurigae star
DSS2 image of 9 Aurigae. The red arrow shows the motion of 9 Aurigae during the next 1000 years (-0.50 arcmin in Right Ascension and -2.88 arcmin in declination);

Celestial Coordinates

Apparent

05h 08m 40s
+51° 37’ 47”
11h 26m 58s
16h 35m 38s

J2000

05h 06m 40s
+51° 35’ 52”

Galactic Coordinates

157.06°
6.51°

Finder Chart

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Finder chart for 9 Aurigae.

Magnitude, Color, Spectral Class

5
Hypergiant

2.91
F0V
7276K

The red dot in the diagram below shows where 9 Aurigae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 9 Aurigae. Attribution: Richard Powell / CC BY-SA

Star System Properties

9 Aurigae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 9 Aurigae double sysyem:

5
9.4
4.4
90.1 arcsec

Distance, Radial Speed, Proper Motion

9 Aurigae is distant 85.47 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

26.22
85.47
-5 km/s
-0.03 arcsec/y
-0.173"/y

Alternative Designations

SAO25019
SAO25019
Gl 187.2A

Visibility from Your Location

9 Aurigae is circumpolar and transits at 13:34 UTC (altitude: 89.9°)