Arcturus

α Boo

K1.5III Boötes Mag -0.05

Nuna videbleco

Alto

-21.6°

Azimuto

38.0°

below_horizon

Nuna pozicio

EcoValoro
Right Ascension (J2000)14h15m38s
Declination (J2000)+19°10'21"
Altitude-21.59°
Azimuth37.96°
Hour Angle-9h30m11s
ConstellationBootes
Visibilitybelow_horizon

Fizikaj ecoj

EcoValoro
Visual Magnitude-0.05
Spectral ClassK1.5III
Color Index (B-V)1.23
Distance36.7 light-years
Parallax88.85 mas
Proper Motion (RA)-1093.45 mas/yr
Proper Motion (Dec)-1999.40 mas/yr
Radial Velocity-5.2 km/s

Katalogaj nomoj

KatalogoNomo
Hipparcos (HIP)69673
Bright Star Catalogue (HR)5340
Henry Draper (HD)124897
SAO100944
Bayer Designationα Boo
Flamsteed Designation16 Boo

Leviĝo, Subiro kaj Transito

Ĉielaj EventojTempo / Valoro
Rise Time11:52
Transit Time19:01 (altitude: 69.2°)
Set Time02:15