Alphard (Star)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

Show information for


From Cambridge , Alphard is not observable – it will reach its highest point in the sky during daytime and is 15° below the horizon at dusk.

Name Alphard
Object type Star
Other names
Alphard
α-Hya
Alpha Hydrae
30-Hya
30 Hydrae
HR 3748[1]
HD 81797
NSV 4496
HIP 46390[3]
TYC 5460-1592-1[2]
Position
Right ascension:09h27m35s [2]
Declination:−08°39'30" [2]
Constellation:Hydra
Magnitude:
Variable
1.98 (V) [2]
3.88 (BT) [2]
2.14 (VT) [2]
Distance:55.3 parsec
180.2 lightyrs [3]
B-V Color (mag):1.48
Proper motion (speed):37.6 mas/yr[3]
Proper motion (pos ang):336.1°
Derived quantities
Absolute mag (V):-1.73

Share