Regulus

α Leo

B8IVn Leo Mag 1.36

Current Visibility

ความสูง

-34.0°

อะซิมุท

332.6°

below_horizon

Current Position

PropertyValue
Right Ascension (J2000)10h08m22s
Declination (J2000)+11°58'02"
Altitude-34.04°
Azimuth332.57°
Hour Angle10h29m35s
ConstellationLeo
Visibilitybelow_horizon

Physical Properties

PropertyValue
Visual Magnitude1.36
Spectral ClassB8IVn
Color Index (B-V)-0.11
Distance79.3 light-years
Parallax42.09 mas
Proper Motion (RA)-249.40 mas/yr
Proper Motion (Dec)4.91 mas/yr
Radial Velocity5.9 km/s

Catalog Designations

แคตตาล็อกDesignation
Hipparcos (HIP)49669
Bright Star Catalogue (HR)3982
Henry Draper (HD)87901
SAO138967
Bayer Designationα Leo
Flamsteed Designation32 Leo

Rise, Set & Transit

เหตุการณ์ท้องฟ้าTime / Value
Rise Time14:14
Transit Time20:57 (altitude: 61.9°)
Set Time03:43