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 19:53 (PDT), 78° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 02:43.
Name
NGC6661
|
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