Regulus

α Leo

B8IVn Leo Mag 1.36

目前可見度

高度角

-15.4°

方位角

300.5°

below_horizon

目前位置

屬性數值
Right Ascension (J2000)10h08m22s
Declination (J2000)+11°58'02"
Altitude-15.41°
Azimuth300.53°
Hour Angle08h09m15s
ConstellationLeo
Visibilitybelow_horizon

物理特性

屬性數值
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

星表編號

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

升起、落下與過中天

事件時間 / 數值
Rise Time11:14
Transit Time17:56 (altitude: 61.9°)
Set Time00:42