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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: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sunny DaytimeWhat's Visible Now?
All Constellations » Taurus » 

133 Tauri

Altitude: -22.8°   Azimuth: 341.0°   Direction: North-North-West

133 Tauri is a multiple sub-giant star in the constellation of Taurus.

133 Tauri visual magnitude is 5.29. Because of its reltive faintness, 133 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 133 Tauri:


133 Tauri is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -22.8°
Azimuth: 341.0°
Direction: North-North-West

Celestial coordinates and finder chart of 133 Tauri

133 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 133 Tauri are provided in the following table:

05h 47m 42s
+13° 53’ 58”

The simplified sky map below shows the position of 133 Tauri in the sky:

Finder chart 133 Tauri star
Simplified finder chart for 133 Tauri.

Visibility of 133 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 133 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: 76.1°
Max altitude: 52.4°
Azimuth: 283.9°

Digitized Sky Survey image of 133 Tauri

The image below is a photograph of 133 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 133 Tauri is 0.002 arcsec per year in Right Ascension and -0.012 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 133 Tauri star
DSS2 image of 133 Tauri. The red arrow shows the motion of 133 Tauri during the next 10000 years (0.33 arcmin in Right Ascension and -2.00 arcmin in declination);

Distance of 133 Tauri from the Sun and relative movement

133 Tauri is distant 799.02 light years from the Sun and it is moving far from the Sun at the speed of 29 kilometers per second.

245.10 pc
799.02 ly
29 km/s
0.002 arcsec/year
-0.012 arcsec/year

Spectral properties of 133 Tauri

133 Tauri belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where 133 Tauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 133 Tauri. Attribution: Richard Powell / CC BY-SA

133 Tauri star system properties

133 Tauri 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 133 Tauri double sysyem:

24.9 arcsec

Alternative designations of 133 Tauri