NGC6661
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From South El Monte , NGC6661 will become visible at around 19:01 (PDT), 59° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:02.
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Name
NGC6661
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Object type
Duplicate catalogue entry for NGC6660
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Position
| Right ascension: | 18h34m [3] |
| Declination: | +22°54' [3] |
| Constellation: | Hercules |
| Magnitude: | 11.90 (V) [2] |
| Distance: | 42.1 Mpc 137.2 Mlyr [1] |
Derived quantities
| Absolute mag (V): | -21.22 |
Sources