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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:02 
Transit: 13:06 
Sunset: 21:09
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All Constellations » Triangulum » 

ε Trianguli (epsilon Trianguli)

Above the horizon.  Rise: 21:46 | Tran: 7:30 | Set: 17:11
Alt: 3.50°   Az: 36.02°   Direction: North-East

ε Trianguli is a variable and double main-sequence star of spectral class A2 in the constellation of Triangulum.

ε Trianguli visual magnitude is 5.5. Because of its faintness, ε Trianguli 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 ε Trianguli (epsilon Trianguli) star
DSS2 image of ε Trianguli. The red arrow shows the motion of ε Trianguli during the next 10000 years (-2.67 arcmin in Right Ascension and -2.17 arcmin in declination);

Celestial Coordinates

Apparent

02h 04m 28s
+33° 24’ 21”
14h 58m 41s
17h 03m 09s

J2000

02h 02m 57s
+33° 17’ 02”

Galactic Coordinates

139.71°
-27.25°

Finder Chart

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Finder chart for ε Trianguli (epsilon Trianguli).

Magnitude, Color, Spectral Class

5.5
Main-sequence

0.22
A2V
9766K

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

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

Star System Properties

ε Trianguli 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 ε Trianguli double sysyem:

5.5
11.5
6
4.2 arcsec

Distance, Radial Speed, Proper Motion

ε Trianguli is distant 370.03 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

113.51
370.03
3 km/s
-0.016 arcsec/y
-0.013"/y

Alternative Designations

ε Trianguli
(epsilon Trianguli)
3 Trianguli
SAO55218
SAO55218

Visibility from Your Location

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

Azimuth: 56.6°
Max altitude: 71.9°
Azimuth: 303.4°