Alphard

α Hya

K3II-III Hydra Mag 1.99

Uneko ikusgarritasuna

Altuera

-36.6°

Azimuta

291.9°

below_horizon

Uneko posizioa

PropietateaBalioa
Right Ascension (J2000)09h27m35s
Declination (J2000)-08°39'30"
Altitude-36.59°
Azimuth291.91°
Hour Angle08h45m39s
ConstellationHydra
Visibilitybelow_horizon

Ezaugarri fisikoak

PropietateaBalioa
Visual Magnitude1.99
Spectral ClassK3II-III
Color Index (B-V)1.44
Distance177.0 light-years
Parallax18.40 mas
Proper Motion (RA)-14.49 mas/yr
Proper Motion (Dec)33.25 mas/yr
Radial Velocity-4.3 km/s

Katalogo-izendapenak

KatalogoaIzendapena
Hipparcos (HIP)46390
Bright Star Catalogue (HR)3748
Henry Draper (HD)81797
SAO136871
Bayer Designationα Hya
Flamsteed Designation30 Hya

Irteera, sarrera eta trantsitoa

Zeru gertakariakOrdua / balioa
Rise Time11:43
Transit Time17:15 (altitude: 41.3°)
Set Time22:48