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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:04 
Transit: 13:06 
Sunset: 21:07
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All Constellations » Aries » 

σ Arietis (sigma Arietis)

Above the horizon.  Rise: 0:50 | Tran: 8:11 | Set: 15:28
Alt: 10.85°   Az: 280.81°   Direction: West

σ Arietis is a main-sequence star of spectral class B7 in the constellation of Aries.

σ Arietis visual magnitude is 5.49. Because of its faintness, σ Arietis 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 σ Arietis (sigma Arietis) star
DSS2 image of σ Arietis. The red arrow shows the motion of σ Arietis during the next 10000 years (5.17 arcmin in Right Ascension and -4.33 arcmin in declination);

Celestial Coordinates

Apparent

02h 52m 54s
+15° 11’ 09”
06h 06m 23s
08h 59m 18s

J2000

02h 51m 29s
+15° 04’ 54”

Galactic Coordinates

161.17°
-38.72°

Finder Chart

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Finder chart for σ Arietis (sigma Arietis).

Magnitude, Color, Spectral Class

5.49
Main-sequence

-0.35
B7V
11407K

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

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

Distance, Radial Speed, Proper Motion

σ Arietis is distant 479.41 light years from the Sun and it is moving far from the Sun at the speed of 17 kilometers per second.

147.06
479.41
17 km/s
0.031 arcsec/y
-0.026"/y

Alternative Designations

σ Arietis
(sigma Arietis)
SAO93144
SAO93144

Visibility from Your Location

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

Azimuth: 74.8°
Max altitude: 53.7°
Azimuth: 285.2°