Rasalgethi (Star)
Color-magnitude diagram
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
Finder chart
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From South El Monte , Rasalgethi is visible in the dawn sky, rising at 04:05 (PST) – 2 hours and 48 minutes before the Sun – and reaching an altitude of 20° above the eastern horizon before fading from view as dawn breaks at around 05:50.
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|
Name
Rasalgethi
|
Object type
Star
|
Other names
Position
| Right ascension: | 17h14m38s [2] |
| Declination: | +14°23'25" [2] |
| Constellation: | Hercules |
| Magnitude: Variable | 3.34 (V) [2] 5.08 (BT) [2] 3.48 (VT) [2] |
| Distance: | 110.3 parsec 359.4 lightyrs [3] |
| B-V Color (mag): | 1.36 |
| Proper motion (speed): | 36.8 mas/yr[3] |
| Proper motion (pos ang): | 348.5° |
Derived quantities
| Absolute mag (V): | -1.88 |
Visibility from South El Monte
All times shown in South El Monte local time.