Rasalhague (Star)

Color-magnitude diagram
Image of Rasalhague
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn (click to change), Rasalhague is visible in the dawn sky, rising at 00:50 (EST) – 6 hours and 1 minute before the Sun – and reach an altitude of 55° above the south-eastern horizon before fading from view as dawn breaks at around 06:01.

Name Rasalhague
Object Type Star
Other Names
α-Oph
55-Oph
HR 6556
HD 159561
NSV 9189
HIP 86032
TYC 1000-2508-1
Position
Constellation:Ophiuchus
Brightness (V):Mag 2.1
Variable
B-V Color (mag):0.19
Right Ascension:17h34m55s
Declination:+12°33'38"
Distance:14.8 parsec
48.4 lightyears
Proper motion (speed):252.5 mas/yr
Proper motion (pos ang):153.3°
Derived Quantities
Absolute Mag (V):1.23

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EST

Color scheme