Regulus

α Leo

B8IVn Leo Mag 1.36

当前可见度

高度角

12.6°

方位角

85.0°

naked_eye

当前位置

属性数值
Right Ascension (J2000)10h08m22s
Declination (J2000)+11°58'02"
Altitude12.62°
Azimuth84.96°
Hour Angle-5h27m36s
ConstellationLeo
Visibilitynaked_eye

物理属性

属性数值
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

目录编号

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

升起、落下和中天

天象时间/数值
Rise Time08:13
Transit Time14:55 (altitude: 61.9°)
Set Time21:37