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Ngc 7331
Optics
Schmidt-Cassegrain 12" - F 10
Focal
3048 mm
Mount
Gemini G40
Camera
SBIG ST-2000 xm
Filters
SBIG Standard LRGB.
Dates
Settembre 2005..
Location
 Acilia (Roma)
Exposure
LRGB = 240:210:140:210 minutes
Acquisition
 CCDSoft, TheSky6
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