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: 7:00  
clear_day Transit: 12:48  
SunsetSet: 18:34 south
sleep NighttimeWhat's Visible Now
All Constellations » Taurus » 

39 Tauri

Altitude: 14.0°   Azimuth: 72.1°   Direction: East-North-East

39 Tauri is a variable and multiple main-sequence star in the constellation of Taurus.

39 Tauri visual magnitude is 5.9. Because of its reltive faintness, 39 Tauri 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 39 Tauri:


39 Tauri is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 14.0°
Azimuth: 72.1°
Direction: East-North-East

Celestial coordinates and finder chart of 39 Tauri

39 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 39 Tauri are provided in the following table:

04h 05m 20s
+22° 00’ 32”

The simplified sky map below shows the position of 39 Tauri in the sky:

Finder chart 39 Tauri star
Simplified finder chart for 39 Tauri.

Visibility of 39 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 39 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: 68.0°
Max altitude: 60.5°
Azimuth: 292.0°

Digitized Sky Survey image of 39 Tauri

The image below is a photograph of 39 Tauri 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 39 Tauri is 0.169 arcsec per year in Right Ascension and -0.136 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 39 Tauri star
DSS2 image of 39 Tauri. The red arrow shows the motion of 39 Tauri during the next 1000 years (2.82 arcmin in Right Ascension and -2.27 arcmin in declination);

Distance of 39 Tauri from the Sun and relative movement

39 Tauri is distant 54.52 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.

16.73 pc
54.52 ly
26 km/s
0.169 arcsec/year
-0.136 arcsec/year

Spectral properties of 39 Tauri

39 Tauri belongs to spectral class G5 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 39 Tauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 39 Tauri. Attribution: Richard Powell / CC BY-SA

39 Tauri star system properties

39 Tauri is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 39 Tauri double sysyem:

170.1 arcsec

Alternative designations of 39 Tauri