Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:48  
clear_day Transit: 12:56  
SunsetSet: 21:05 south
wb_twilight Astronomical TwilightWhat's Visible Now
All Constellations » Aries » 

38 Arietis

38 Arietis is a variable giant star in the constellation of Aries.

38 Arietis visual magnitude is 5.18. Because of its reltive faintness, 38 Arietis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 38 Arietis:

38 Arietis is below the horizon from Greenwich, United Kingdom edit_location_alt.

Celestial coordinates and finder chart of 38 Arietis

38 Arietis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 38 Arietis are provided in the following table:

02h 44m 57s
+12° 26’ 44”

The simplified sky map below shows the position of 38 Arietis in the sky:

Finder chart 38 Arietis star
Simplified finder chart for 38 Arietis.

Visibility of 38 Arietis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 38 Arietis rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 77.6°
Max altitude: 51.0°
Azimuth: 282.4°
38 Arietis is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 38 Arietis

The image below is a photograph of 38 Arietis from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 38 Arietis is 0.122 arcsec per year in Right Ascension and -0.084 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 38 Arietis star
DSS2 image of 38 Arietis. The red arrow shows the motion of 38 Arietis during the next 1000 years (2.03 arcmin in Right Ascension and -1.40 arcmin in declination);

Distance of 38 Arietis from the Sun and relative movement

38 Arietis is distant 124.67 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

38.24 pc
124.67 ly
-2 km/s
0.122 arcsec/year
-0.084 arcsec/year

Spectral properties of 38 Arietis

38 Arietis belongs to spectral class A7 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 38 Arietis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 38 Arietis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 38 Arietis