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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:46  
clear_day Transit: 12:11  
SunsetSet: 17:36
sleep NighttimeWhat's Visible Now?
All Constellations » Taurus » 

δ3 Tauri (delta3 Tauri)

Altitude: -11.6°   Azimuth: 319.7°   Direction: North-West

δ3 Tauri is a variable and multiple sub-giant star in the constellation of Taurus.

δ3 Tauri visual magnitude is 4.29. Because of its moderate brightness, δ3 Tauri should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of δ3 Tauri is 0.108 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of δ3 Tauri (delta3 Tauri) star
DSS2 image of δ3 Tauri. The red arrow shows the motion of δ3 Tauri during the next 1000 years (1.80 arcmin in Right Ascension and -0.47 arcmin in declination);

Key facts about δ3 Tauri


δ3 Tauri (delta3 Tauri) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -11.6°
Azimuth: 319.7°
Direction: North-West

Celestial coordinates and finder chart of δ3 Tauri

δ3 Tauri 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 δ3 Tauri are provided in the following table:

04h 25m 29s
+17° 55’ 41”

The simplified sky map below shows the position of δ3 Tauri in the sky:

Finder chart δ3 Tauri (delta3 Tauri) star
Simplified finder chart for δ3 Tauri (delta3 Tauri).

Visibility of δ3 Tauri 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 δ3 Tauri (delta3 Tauri) 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: 72.1°
Max altitude: 56.4°
Azimuth: 287.9°

Distance of δ3 Tauri from the Sun and relative movement

δ3 Tauri is distant 147.85 light years from the Sun and it is moving far from the Sun at the speed of 35 kilometers per second.

45.35 pc
147.85 ly
35 km/s
0.108 arcsec/year
-0.028 arcsec/year

Spectral properties of δ3 Tauri

δ3 Tauri belongs to spectral class A2 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where δ3 Tauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of δ3 Tauri. Attribution: Richard Powell / CC BY-SA

δ3 Tauri star system properties

δ3 Tauri is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the δ3 Tauri double sysyem:

1.5 arcsec

Alternative designations of δ3 Tauri

δ3 Tauri
(delta3 Tauri)