51 Tauri

Above the horizon. Rise: 5:56 | Tran: 13:53 | Set: 21:50

Alt: 48.15° Az: 121.01° Direction: East-South-East

51 Tauri is a multiple hypergiant star of spectral class F0 in the constellation of Taurus.

51 Tauri visual magnitude is 5.65. Because of its faintness, 51 Tauri is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of 51 Tauri. The red arrow shows the motion of 51 Tauri during the next 1000 years (1.57 arcmin in Right Ascension and -0.62 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 04h 19m 53s

Declination +21° 38’ 21”

Hour Angle 21h 28m 08s

Sidereal Time 01h 48m 01s

J2000

Right Ascension 04h 18m 23s

Declination +21° 34’ 45”

Galactic Coordinates

Galactic Longitude 173.99°

Galactic Latitude -20.17°

Finder Chart

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Finder chart for 51 Tauri.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.65

Class Hypergiant

Absolute magnitude 1.96

Spectral Type F0V

Color Index (B-V) 0.28

Temperature 7591K

The red dot in the diagram below shows where 51 Tauri is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 51 Tauri. Attribution: Richard Powell / CC BY-SA

Star System Properties

51 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 51 Tauri double sysyem:

Main star magnitude 5.65

Secondary star magnitude 7.65

Magnitude difference 2

Separation 0.1 arcsec

Distance, Radial Speed, Proper Motion

51 Tauri is distant 178.63 light years from the Sun and it is moving far from the Sun at the speed of 35 kilometers per second.

Distance (parsec) 54.79

Distance (light year) 178.63

Radial Speed 35 km/s

Proper Motion RA 0.094 arcsec/y

Proper Motion Dec -0.037"/y

Alternative Designations

Flamsteed designation 51 Tauri

Henry Draper Catalogue HD27176

SAO Catalogue SAO76541

Hipparcos Catalogue HIP20087

Durchmusterung Catalogue BD+21 618

FK5 Catalogue 2313

Visibility from Your Location

Today's 51 Tauri rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 68.4° RISE 5:56

Max altitude: 60.2° TRANSIT 13:53

Azimuth: 291.6° SET 21:50

Set Location

Other stars in Taurus