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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:06 
Transit: 12:56 
Sunset: 20:47
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All Constellations » Taurus » 

Ain - ε Tauri (epsilon Tauri)

Above the horizon.  Rise: 6:06 | Tran: 13:48 | Set: 21:29
Alt: 35.27°   Az: 103.92°   Direction: East-South-East

Ain, also designated as ε Tauri (epsilon Tauri), is a double giant star of spectral class G9 in the constellation of Taurus.

Ain visual magnitude is 3.53. Because of its moderate brightness, Ain 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 Ain - ε Tauri (epsilon Tauri) star
DSS2 image of Ain. The red arrow shows the motion of Ain during the next 1000 years (1.78 arcmin in Right Ascension and -0.63 arcmin in declination);

Celestial Coordinates

Apparent

04h 30m 05s
+19° 14’ 04”
20h 11m 42s
00h 41m 48s

J2000

04h 28m 36s
+19° 10’ 49”

Galactic Coordinates

177.6°
-19.92°

Finder Chart

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Finder chart for Ain - ε Tauri (epsilon Tauri).

Magnitude, Color, Spectral Class

3.53
Giant

0.15
G9III
4719K

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

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

Star System Properties

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

3.53
10.53
7
181.6 arcsec

Distance, Radial Speed, Proper Motion

Ain is distant 154.94 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.

47.53
154.94
39 km/s
0.107 arcsec/y
-0.038"/y

Alternative Designations

Ain
ε Tauri
(epsilon Tauri)
SAO93954
SAO93954

Visibility from Your Location

Today's Ain - ε Tauri (epsilon Tauri) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.8°
Max altitude: 57.8°
Azimuth: 289.2°