7 Boötis

Above the horizon. Rise: 15:22 | Tran: 22:55 | Set: 6:31

Alt: 37.97° Az: 249.05° Direction: West-South-West

7 Boötis is a giant star of spectral class G5 in the constellation of Boötes.

7 Boötis visual magnitude is 5.7. Because of its faintness, 7 Boötis 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 Boötis. The red arrow shows the motion of 7 Boötis during the next 10000 years (-6.50 arcmin in Right Ascension and 0.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 54m 25s

Declination +17° 48’ 30”

Hour Angle 03h 22m 35s

Sidereal Time 17h 17m 01s

J2000

Right Ascension 13h 53m 12s

Declination +17° 55’ 58”

Galactic Coordinates

Galactic Longitude 3.3°

Galactic Latitude 73.05°

Finder Chart

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Finder chart for 7 Boötis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.7

Class Giant

Absolute magnitude -0.91

Spectral Type G5III

Color Index (B-V) 0.84

Temperature 5163K

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

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

Distance, Radial Speed, Proper Motion

7 Boötis is distant 683.44 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 209.64

Distance (light year) 683.44

Radial Speed -10 km/s

Proper Motion RA -0.039 arcsec/y

Proper Motion Dec 0.004"/y

Alternative Designations

Flamsteed designation 7 Boötis

Henry Draper Catalogue HD121107

SAO Catalogue SAO100751

Hipparcos Catalogue HIP67787

Durchmusterung Catalogue BD+18 2795

Visibility from Your Location

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

Azimuth: 72.2° RISE 15:22

Max altitude: 56.3° TRANSIT 22:55

Azimuth: 287.8° SET 6:31

Set Location

Other stars in Boötes