Butterfly Cluster (M6, NGC6405) is an open cluster object of interest in space. It lies at a distance of 1600 light years away in the constellation of Scorpius.
It is referred to as M(6) when it was catalogued by Charles Messier in 18th - 19th Century France. It is also referred to as NGC(6405) in the New General Catalogue. This is a list of deep space objects that was compiled by John Louis Emil Dreyer in 1888 in an update to John Herschel earlier catalogue.
The Open Cluster's location is 17:40.1 (R.A.) and -32:13 (Dec.). Its Visual Brightness is a 4.2 Magnitude and has an apparent magnitude of 4 with an apparent dimension of 25.0 . The object can be seen with the naked eye, that is, you don't need a telescope/binoculars to see it.
The Butterfly Cluster (M6, NGC6405) is an open star cluster that was discovered in 1654 by Italian astronomer Giovanni Battista Hodierna.
|Name||Butterfly Cluster (M6, NGC6405)|
|Naked Eye Visible||Yes - Magnitudes|
|Year of Discovery||1654|
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