31 Tauri

Below the horizon. Rise: 22:31 | Tran: 5:06 | Set: 11:38

Alt: -5.82° Az: 288.29° Direction: West-North-West

31 Tauri is a double main-sequence star of spectral class B5 in the constellation of Taurus.

31 Tauri visual magnitude is 5.67. Because of its faintness, 31 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 31 Tauri. The red arrow shows the motion of 31 Tauri during the next 100000 years (15.00 arcmin in Right Ascension and -13.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 53m 19s

Declination +06° 36’ 26”

Hour Angle 07h 12m 06s

Sideral Time 11h 05m 26s

J2000

Right Ascension 03h 52m 00s

Declination +06° 32’ 04”

Galactic Coordinates

Galactic Longitude 182.07°

Galactic Latitude -34.88°

Finder Chart

Simplified finder chart for 31 Tauri.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.67

Class Main-sequence

Absolute magnitude -1.00

Spectral Type B5V

Color Index (B-V) 0.06

Temperature 9434K

The red dot in the diagram below shows where 31 Tauri is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 31 Tauri. Attribution: Richard Powell / CC BY-SA

Star System Properties

31 Tauri is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the 31 Tauri double sysyem:

Main star magnitude 5.67

Secondary star magnitude 5.77

Magnitude difference 0.1

Separation 0.6 arcsec

Distance, Radial Speed, Proper Motion

31 Tauri is distant 704.10 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

Distance (parsec) 215.98

Distance (light year) 704.10

Radial Speed 16 km/s

Proper Motion RA 0.009 arcsec/y

Proper Motion Dec -0.008"/y

Alternative Designations

Flamsteed designation 31 Tauri

Henry Draper Catalogue HD24263

SAO Catalogue SAO111469

Hipparcos Catalogue HIP18089

Durchmusterung Catalogue BD+06 594

FK5 Catalogue 2275

Visibility from Your Location

Today's 31 Tauri rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 83.4° RISE 22:31

Max altitude: 45.1° TRANSIT 5:06

Azimuth: 276.6° SET 11:38

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Taurus