12 Boötis

Below the horizon. Rise: 11:58 | Tran: 20:19 | Set: 4:43

Alt: -7.34° Az: 327.70° Direction: North-North-West

12 Boötis is a sub-giant star of spectral class F9 in the constellation of Boötes.

12 Boötis visual magnitude is 4.83. Because of its moderate brightness, 12 Boötis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of 12 Boötis. The red arrow shows the motion of 12 Boötis during the next 10000 years (-3.67 arcmin in Right Ascension and -10.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 14h 11m 33s

Declination +24° 58’ 20”

Hour Angle 09h 36m 53s

Sidereal Time 23h 48m 27s

J2000

Right Ascension 14h 10m 23s

Declination +25° 05’ 30”

Galactic Coordinates

Galactic Longitude 30.82°

Galactic Latitude 72.18°

Finder Chart

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Finder chart for 12 Boötis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.83

Class Sub-giant

Absolute magnitude 2.01

Spectral Type F9IV

Color Index (B-V) 0.54

Temperature 6213K

The red dot in the diagram below shows where 12 Boötis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 12 Boötis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

12 Boötis is distant 119.55 light years from the Sun and it is moving far from the Sun at the speed of 11 kilometers per second.

Distance (parsec) 36.67

Distance (light year) 119.55

Radial Speed 11 km/s

Proper Motion RA -0.022 arcsec/y

Proper Motion Dec -0.061"/y

Alternative Designations

Flamsteed designation 12 Boötis

Henry Draper Catalogue HD123999

SAO Catalogue SAO83203

Hipparcos Catalogue HIP69226

Durchmusterung Catalogue BD+25 2737

Gliese Catalogue Wo 9470

FK5 Catalogue 522

Visibility from Your Location

Today's 12 Boötis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.0° RISE 11:58

Max altitude: 63.5° TRANSIT 20:19

Azimuth: 295.0° SET 4:43

Set Location

Other stars in Boötes