Alkaid (Star)

Color-magnitude diagram
Image of Alkaid
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , Alkaid is visible all night. It will become visible at around 21:35 (EDT), 78° above your northern horizon, as dusk fades to darkness. It will be lost to dawn twilight at around 04:44, 16° above your north-western horizon.

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Name Alkaid
Object type Star
Other names
Alkaid
η-UMa
Eta Ursae Majoris
85-UMa
85 Ursae Majoris
HR 5191[1]
HD 120315
NSV 6450
HIP 67301[5]
TYC 3467-1257-1[4]
Position
Right ascension:13h47m32s [3]
Declination:+49°18'47" [3]
Constellation:Ursa Major
Magnitude:
Variable
1.86 (V) [3]
1.73 (BT) [2]
1.84 (VT) [2]
Distance:31.9 parsec
103.9 lightyrs [5]
B-V Color (mag):-0.10
Proper motion (speed):122.1 mas/yr[5]
Proper motion (pos ang):263.0°
Derived quantities
Absolute mag (V):-0.66
Visibility from Ashburn

All times shown in Ashburn local time.

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Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme