Alnitak

ζ Ori

O9.5Ib Orion Mag 1.74

目前可見度

高度角

-32.9°

方位角

60.8°

below_horizon

目前位置

屬性數值
Right Ascension (J2000)05h40m45s
Declination (J2000)-01°56'33"
Altitude-32.85°
Azimuth60.81°
Hour Angle-8h10m08s
ConstellationOrion
Visibilitybelow_horizon

物理特性

屬性數值
Visual Magnitude1.74
Spectral ClassO9.5Ib
Color Index (B-V)-0.21
Distance1260.0 light-years
Parallax3.99 mas
Proper Motion (RA)3.99 mas/yr
Proper Motion (Dec)2.54 mas/yr
Radial Velocity18.5 km/s

星表編號

目錄編號
Hipparcos (HIP)26727
Bright Star Catalogue (HR)1948
Henry Draper (HD)37742
SAO132444
Bayer Designationζ Ori
Flamsteed Designation50 Ori

升起、落下與過中天

事件時間 / 數值
Rise Time10:34
Transit Time16:30 (altitude: 48.2°)
Set Time22:25