Altair

α Aql

A7V Aquila Mag 0.76

Nuna videbleco

Alto

51.6°

Azimuto

136.7°

bright

Nuna pozicio

EcoValoro
Right Ascension (J2000)19h50m47s
Declination (J2000)+08°52'12"
Altitude51.56°
Azimuth136.68°
Hour Angle-1h18m56s
ConstellationAquila
Visibilitybright

Fizikaj ecoj

EcoValoro
Visual Magnitude0.76
Spectral ClassA7V
Color Index (B-V)0.22
Distance16.7 light-years
Parallax194.44 mas
Proper Motion (RA)536.82 mas/yr
Proper Motion (Dec)385.54 mas/yr
Radial Velocity-26.1 km/s

Katalogaj nomoj

KatalogoNomo
Hipparcos (HIP)97649
Bright Star Catalogue (HR)7557
Henry Draper (HD)187642
SAO125122
Bayer Designationα Aql
Flamsteed Designation53 Aql

Leviĝo, Subiro kaj Transito

Ĉielaj EventojTempo / Valoro
Rise Time21:04
Transit Time03:41 (altitude: 59.0°)
Set Time10:13