Thread: Test your telescope knowledge
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  #24  
Old 11-01-2018, 04:41 PM
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Boozlefoot
SQM 21.98 mag./arc sec2

Boozlefoot is offline 		 
Join Date: Nov 2016
Location: Devil's Hole Observatory, Windeyer NSW
Posts: 445
The Luddite hangs his head in shame with a piteous 8!
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