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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:15 
Transit: 12:47 
Sunset: 18:17
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All Constellations » Aries » 

Mesarthim - γ2 Arietis (gamma2 Arietis)

Above the horizon.  Rise: 17:55 | Tran: 1:42 | Set: 9:24
Alt: 1.77°   Az: 60.33°   Direction: East-North-East

Mesarthim, also designated as γ2 Arietis (gamma2 Arietis), is a variable and multiple star of spectral class A1 in the constellation of Aries.

Mesarthim visual magnitude is 4.75. Because of its moderate brightness, Mesarthim 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 Mesarthim - γ2 Arietis (gamma2 Arietis) star
DSS2 image of Mesarthim. The red arrow shows the motion of Mesarthim during the next 1000 years (1.32 arcmin in Right Ascension and -1.73 arcmin in declination);

Celestial Coordinates

Apparent

01h 54m 53s
+19° 24’ 53”
16h 28m 10s
18h 23m 03s

J2000

01h 53m 31s
+19° 17’ 36”

Galactic Coordinates

142.55°
-41.2°

Finder Chart

Finder chart Mesarthim - γ2 Arietis (gamma2 Arietis) star
Simplified finder chart for Mesarthim - γ2 Arietis (gamma2 Arietis).

Magnitude, Color, Spectral Class

4.75
Mesarthim is also a Si chemically peculiar star.

0.77
A1
10653K

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

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

Star System Properties

Mesarthim 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 Mesarthim double sysyem:

4.75
4.85
0.1
7.8 arcsec

Distance, Radial Speed, Proper Motion

Mesarthim is distant 204.26 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

62.66
204.26
-1 km/s
0.079 arcsec/y
-0.104"/y

Alternative Designations

Mesarthim
γ2 Arietis
(gamma2 Arietis)
SAO92681
SAO92681

Visibility from Your Location

Today's Mesarthim - γ2 Arietis (gamma2 Arietis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 70.6°
Max altitude: 57.9°
Azimuth: 289.4°