Arcturus

α Boo

K1.5III Boötes Mag -0.05

Current Visibility

Yükseklik

36.1°

Azimut

265.2°

bright

Current Position

PropertyValue
Right Ascension (J2000)14h15m38s
Declination (J2000)+19°10'21"
Altitude36.13°
Azimuth265.22°
Hour Angle03h54m51s
ConstellationBootes
Visibilitybright

Fiziksel Özellikler

PropertyValue
Visual Magnitude-0.05
Spectral ClassK1.5III
Color Index (B-V)1.23
Distance36.7 light-years
Parallax88.85 mas
Proper Motion (RA)-1093.45 mas/yr
Proper Motion (Dec)-1999.40 mas/yr
Radial Velocity-5.2 km/s

Catalog Designations

KatalogDesignation
Hipparcos (HIP)69673
Bright Star Catalogue (HR)5340
Henry Draper (HD)124897
SAO100944
Bayer Designationα Boo
Flamsteed Designation16 Boo

Rise, Set & Transit

Gökyüzü OlaylarıTime / Value
Rise Time14:53
Transit Time22:02 (altitude: 69.2°)
Set Time05:15