NGC6661
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Fairfield , NGC6661 is visible in the dawn sky, rising at 23:17 (EDT) and reaching an altitude of 65° above the south-eastern horizon before fading from view as dawn breaks at around 05:27.
Name
NGC6661
|
Object type
Duplicate catalogue entry for NGC6660
|
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