4-Her (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From Cambridge , 4-Her is visible in both the dusk and dawn skies. In the evening, it will become visible at around 17:27 (EST), 28° above your north-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 5 hours and 14 minutes after the Sun at 21:30 (EST). In the morning, it will rise at 01:39 – 5 hours and 1 minute before the Sun – and reach an altitude of 26° above the north-eastern horizon before fading from view as dawn breaks at around 05:29.
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Name
4-Her
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Object type
Star
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Other names
Position
| Right ascension: | 15h55m30s [4] |
| Declination: | +42°33'58" [4] |
| Constellation: | Hercules |
| Magnitude: | 5.74 (V) [2] 5.63 (BT) [2] 5.73 (VT) [2] 5.70 (G) [4] 5.65 (BP) [4] 5.76 (RP) [4] |
| Distance: | 165.5 parsec 539.5 lightyrs [4] |
| B-V Color (mag): | -0.08 |
| Proper motion (speed): | 28.6 mas/yr[4] |
| Proper motion (pos ang): | 304.7° |
Derived quantities
| Absolute mag (V): | -0.36 |
Sources