7 Tauri

Below the horizon. Rise: 2:31 | Tran: 10:48 | Set: 19:05

Alt: -13.96° Az: 358.81° Direction: North

7 Tauri is a variable and multiple main-sequence star of spectral class A3 in the constellation of Taurus.

7 Tauri visual magnitude is 5.92. Because of its faintness, 7 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 7 Tauri. The red arrow shows the motion of 7 Tauri during the next 10000 years (1.33 arcmin in Right Ascension and -4.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 03h 35m 57s

Declination +24° 32’ 53”

Hour Angle 11h 54m 54s

Sidereal Time 15h 30m 52s

J2000

Right Ascension 03h 34m 26s

Declination +24° 27’ 51”

Galactic Coordinates

Galactic Longitude 163.95°

Galactic Latitude -25.14°

Finder Chart

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Finder chart for 7 Tauri.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.92

Class Main-sequence

Absolute magnitude -0.09

Spectral Type A3V

Color Index (B-V) 0.13

Temperature 8748K

The red dot in the diagram below shows where 7 Tauri is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 7 Tauri. Attribution: Richard Powell / CC BY-SA

Star System Properties

7 Tauri is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the 7 Tauri double sysyem:

Main star magnitude 5.92

Secondary star magnitude 6.12

Magnitude difference 0.2

Separation 0.7 arcsec

Distance, Radial Speed, Proper Motion

7 Tauri is distant 519.11 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.

Distance (parsec) 159.24

Distance (light year) 519.11

Radial Speed 26 km/s

Proper Motion RA 0.008 arcsec/y

Proper Motion Dec -0.024"/y

Alternative Designations

Flamsteed designation 7 Tauri

Henry Draper Catalogue HD22091

SAO Catalogue SAO75999

Hipparcos Catalogue HIP16664

Durchmusterung Catalogue BD+23 473

General Catalogue of Variable Stars 1192

Aitken Double Star Catalogue ADS2616

Visibility from Your Location

Today's 7 Tauri rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.5° RISE 2:31

Max altitude: 63.1° TRANSIT 10:48

Azimuth: 294.5° SET 19:05

Set Location

Other stars in Taurus