Home    Next   (Use F11 to view full screen)  
   

 

 
   
   

 

 

M3 Globular Cluster

Full size image

Image taken in June 2008

Date Luminance: 14th March 2009
Telescope 250mm F4.8 Newtonian Reflector with MPCC coma corrector
Filter Deep Sky
Exposure (seconds)

Deep Sky: 6x5 minutes + 3x3 minutes

Red 5x2 minutes, Blue 5x3 minutes, Green = (R+B)/2

Software CCDstack