Aldebaran

α Tau

K5III Taurus Mag 0.87

Current Visibility

ความสูง

-31.6°

อะซิมุท

18.0°

below_horizon

Current Position

PropertyValue
Right Ascension (J2000)04h35m55s
Declination (J2000)+16°30'30"
Altitude-31.61°
Azimuth18.01°
Hour Angle-10h05m15s
ConstellationTaurus
Visibilitybelow_horizon

Physical Properties

PropertyValue
Visual Magnitude0.87
Spectral ClassK5III
Color Index (B-V)1.54
Distance65.3 light-years
Parallax50.09 mas
Proper Motion (RA)62.78 mas/yr
Proper Motion (Dec)-189.36 mas/yr
Radial Velocity54.3 km/s

Catalog Designations

แคตตาล็อกDesignation
Hipparcos (HIP)21421
Bright Star Catalogue (HR)1457
Henry Draper (HD)29139
SAO94027
Bayer Designationα Tau
Flamsteed Designation87 Tau

Rise, Set & Transit

เหตุการณ์ท้องฟ้าTime / Value
Rise Time05:25
Transit Time12:24 (altitude: 66.7°)
Set Time19:24