Polaris

α UMi

F8Ib Ursa Minor Mag 1.97

Current Visibility

Altitude

39.6°

Azimuth

0.7°

naked_eye

Current Position

PropertyValue
Right Ascension (J2000)02h31m53s
Declination (J2000)+89°15'50"
Altitude39.61°
Azimuth0.70°
Hour Angle-7h31m29s
ConstellationUrsa Minor
Visibilitynaked_eye

Physical Properties

PropertyValue
Visual Magnitude1.97
Spectral ClassF8Ib
Color Index (B-V)0.60
Distance433.0 light-years
Parallax7.56 mas
Proper Motion (RA)44.22 mas/yr
Proper Motion (Dec)-11.74 mas/yr
Radial Velocity-17.0 km/s

Catalog Designations

CatalogDesignation
Hipparcos (HIP)11767
Bright Star Catalogue (HR)424
Henry Draper (HD)8890
SAO308
Bayer Designationα UMi
Flamsteed Designation1 UMi

Rise, Set & Transit

EventTime / Value
StatusCircumpolar (always above horizon)
Transit Time13:52 (altitude: 40.5°)