NGC6440 (Globular cluster)
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 10 arcminutes across.
From Cambridge , NGC6440 is not observable – it will reach its highest point in the sky during daytime and is no higher than 6° above the horizon at dusk.
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Name
NGC6440
|
Object type
Globular cluster
|
Position
| Right ascension: | 17h48m [2] |
| Declination: | −20°21' [2] |
| Constellation: | Sagittarius |
| Magnitude: | 10.10 (V) [2] 12.01 (B) [2] |
| Distance: | 8.4 kpc 27.4 klyr [1] |
| B-V Color (mag): | 1.91 |
Derived quantities
| Absolute mag (V): | -4.52 |
Sources