Unukalhai (Star)

Color-magnitude diagram
Image of Unukalhai
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn (click to change), Unukalhai is visible all night. It will become visible at around 21:22 (EDT) as the dusk sky fades, 32° above your eastern horizon. It will be lost to dawn twilight at around 04:45, 29° above your western horizon.

Name Unukalhai
Object Type Star
Other Names
α-Ser
24-Ser
HR 5854
HD 140573
HIP 77070
TYC 363-1135-1
Gaia DR2- 4429785739601541504
Position
Constellation:Serpens Caput
Magnitude:2.63 (V)[2]
4.17 (BT)[1]
2.76 (VT)[1]
2.17 (RP)[3]
2.12 (G)[3]
3.49 (BP)[3]
B-V Color (mag):1.18
Right Ascension:15h44m16s [3]
Declination:+06°25'32" [3]
Distance:25.4 parsec
82.8 lightyears [3]
Proper motion (speed):146.3 mas/yr [3]
Proper motion (pos ang):71.3°
Derived Quantities
Absolute Mag (V):0.61

Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EDT

Color scheme