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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
SunriseRise: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
wb_twilight Civil TwilightWhat's Visible Now?
All Constellations » Taurus » 

ω2 Tauri (omega2 Tauri)

Altitude: -16.6°   Azimuth: 15.7°   Direction: North-North-East

ω2 Tauri is a variable and double star in the constellation of Taurus.

ω2 Tauri visual magnitude is 4.94. Because of its moderate brightness, ω2 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 ω2 Tauri is -0.044 arcsec per year in Right Ascension and -0.058 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ω2 Tauri (omega2 Tauri) star
DSS2 image of ω2 Tauri. The red arrow shows the motion of ω2 Tauri during the next 10000 years (-7.33 arcmin in Right Ascension and -9.67 arcmin in declination);

Key facts about ω2 Tauri


ω2 Tauri (omega2 Tauri) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -16.6°
Azimuth: 15.7°
Direction: North-North-East

Celestial coordinates and finder chart of ω2 Tauri

ω2 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 ω2 Tauri are provided in the following table:

04h 17m 15s
+20° 34’ 42”

The simplified sky map below shows the position of ω2 Tauri in the sky:

Finder chart ω2 Tauri (omega2 Tauri) star
Simplified finder chart for ω2 Tauri (omega2 Tauri).

Visibility of ω2 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 ω2 Tauri (omega2 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: 69.4°
Max altitude: 59.1°
Azimuth: 290.6°

Distance of ω2 Tauri from the Sun and relative movement

ω2 Tauri is distant 93.49 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

28.68 pc
93.49 ly
16 km/s
-0.044 arcsec/year
-0.058 arcsec/year

Spectral properties of ω2 Tauri

ω2 Tauri belongs to spectral class A3


The red dot in the diagram below shows where ω2 Tauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ω2 Tauri. Attribution: Richard Powell / CC BY-SA

ω2 Tauri star system properties

ω2 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 ω2 Tauri double sysyem:

0.1 arcsec

Alternative designations of ω2 Tauri

ω2 Tauri
(omega2 Tauri)