SIERRA COLLEGE
ASTRONOMY DEPARTMENT
Pictures taken using the Nevada County Campus Robotic Telescope
M6 - NGC6405 - Butterfly Cluster
(Wikipedia article)
Type: Open Cluster
Magnitude: 4.2
Size (arc minutes): 25
Distance (Light years) : 1600
Constellation: Sco - Scorpius
Right Ascension: 17h 40.1m
Declination: -32° 13'
Exposure: 10 sec
NCC Robotic Observatory Gallery of Messier Objects
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