Unukalhai (Star)
Color-magnitude diagram
Red-band image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From Washington , Unukalhai is difficult to observe as it will appear no higher than 19° above the horizon. It will become visible around 19:35 (MDT) as the dusk sky fades, 19° above your western horizon. It will then sink towards the horizon, setting 2 hours and 34 minutes after the Sun at 21:15.
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|
Name
Unukalhai
|
Object Type
Star
|
Position
| Constellation: | Serpens Caput |
| Magnitude: | 2.63 (V) [2] 4.17 (BT) [1] 2.76 (VT) [1] 2.12 (G) [3] 3.49 (BP) [3] 2.17 (RP) [3] |
| B-V Color (mag): | 1.18 |
| Right ascension: | 15h44m16s [3] |
| Declination: | +06°25'32" [3] |
| Distance: | 25.4 parsec 82.8 lightyrs [3] |
| Proper motion (speed): | 146.3 mas/yr [3] |
| Proper motion (pos ang): | 71.3° |
Derived Quantities
| Absolute mag (V): | 0.61 |
Visibility from Washington
All times shown in Washington local time.