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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:41  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
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All Constellations » Hydra » 

Ashlesha - ε Hydrae (epsilon Hydrae)

Altitude: 25.2°   Azimuth: 113.1°   Direction: East-South-East

Ashlesha, also designated as ε Hydrae (epsilon Hydrae), is a variable and multiple giant star in the constellation of Hydra.

Ashlesha visual magnitude is 3.38. Because of its moderate brightness, Ashlesha should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about Ashlesha:


Ashlesha - ε Hydrae (epsilon Hydrae) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 25.2°
Azimuth: 113.1°
Direction: East-South-East

Celestial coordinates and finder chart of Ashlesha

Ashlesha 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 Ashlesha are provided in the following table:

08h 46m 46s
+06° 25’ 08”

The simplified sky map below shows the position of Ashlesha in the sky:

Finder chart Ashlesha - ε Hydrae (epsilon Hydrae) star
Simplified finder chart for Ashlesha - ε Hydrae (epsilon Hydrae).

Visibility of Ashlesha 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 Ashlesha - ε Hydrae (epsilon Hydrae) 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: 83.6°
Max altitude: 44.9°
Azimuth: 276.4°

Digitized Sky Survey image of Ashlesha

The image below is a photograph of Ashlesha 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 Ashlesha is -0.189 arcsec per year in Right Ascension and -0.051 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of Ashlesha - ε Hydrae (epsilon Hydrae) star
DSS2 image of Ashlesha. The red arrow shows the motion of Ashlesha during the next 1000 years (-3.15 arcmin in Right Ascension and -0.85 arcmin in declination);

Distance of Ashlesha from the Sun and relative movement

Ashlesha is distant 135.10 light years from the Sun and it is moving far from the Sun at the speed of 36 kilometers per second.

41.44 pc
135.10 ly
36 km/s
-0.189 arcsec/year
-0.051 arcsec/year

Spectral properties of Ashlesha

Ashlesha belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.


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

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

Ashlesha star system properties

Ashlesha 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 Ashlesha double sysyem:

0.2 arcsec

Alternative designations of Ashlesha

ε Hydrae
(epsilon Hydrae)