V644-Her (Star)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
From South El Monte , V644-Her will become visible at around 19:01 (PDT), 34° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 53 minutes after the Sun at 21:54.
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Name
V644-Her
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Object type
Star
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Other names
Position
| Right ascension: | 16h55m16s [4] |
| Declination: | +13°37'11" [4] |
| Constellation: | Hercules |
| Magnitude: Variable | 6.35 (V) [2] 6.75 (BT) [2] 6.38 (VT) [2] 6.28 (G) [4] 6.44 (BP) [4] 5.96 (RP) [4] |
| Distance: | 74.8 parsec 243.9 lightyrs [4] |
| B-V Color (mag): | 0.31 |
| Proper motion (speed): | 52.7 mas/yr[4] |
| Proper motion (pos ang): | 133.4° |
Derived quantities
| Absolute mag (V): | 1.98 |
Sources