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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:17
wb_twilight   (Nautical Twilight)   What's Visible Now?

δ Hydri (delta Hydri)

Below the horizon.  Never rises today
Altitude: -49.6°   Azimuth: 146.2°   Direction: South-East

δ Hydri is a main-sequence star of spectral class A3 in the constellation of Hydrus.

δ Hydri visual magnitude is 4.09. Because of its moderate brightness, δ Hydri 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.

Celestial coordinates and finder chart of δ Hydri

Finder chart δ Hydri (delta Hydri) star
Simplified finder chart for δ Hydri (delta Hydri).

δ Hydri is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of δ Hydri are provided in the following table:

02h 21m 44s
-68° 39’ 33”
Image of δ Hydri (delta Hydri) star
DSS2 image of δ Hydri. The red arrow shows the motion of δ Hydri during the next 10000 years (-8.33 arcmin in Right Ascension and 0.33 arcmin in declination);

Key facts about δ Hydri


and has a luminosity class of V corresponding to a main-sequence star.


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

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

Distance of δ Hydri from the Sun and relative movement

δ Hydri is distant 135.27 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

41.49 pc
135.27 ly
6 km/s
-0.05 arcsec/year
0.002 arcsec/year

Alternative designations of δ Hydri

δ Hydri
(delta Hydri)

Visibility of δ Hydri from your location

δ Hydri (delta Hydri) is currently not visible from Greenwich, United Kingdom