Castor (Star)

Color-magnitude diagram
Image of Castor
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , Castor will become visible at around 21:16 (EDT) as the dusk sky fades, 32° above your western horizon. It will then sink towards the horizon, setting 4 hours and 14 minutes after the Sun at 00:37.

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Name Castor
Object Type Star
Other Names
YY Gem
α-Gem
66-Gem
HR 2891
HD 60179
HIP 36850
Position
Constellation:Gemini
Magnitude:
Variable
1.58 (V)[1]
B-V Color (mag):0.03
Right Ascension:07h34m36s [1]
Declination:+31°53'19" [1]
Distance:15.8 parsec
51.5 lightyrs [1]
Proper motion (speed):254.0 mas/yr [1]
Proper motion (pos ang):234.3°
Derived Quantities
Absolute Mag (V):0.59

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme