2013a1 20140727 rligustri

C/2013A1 Siding Spring 27/07/2014 dall'AU S.S.O.Itelescope.net, @R.Ligustri,apo 106/530 ccd FLI 11002 L=600sec in bin1 RGB=120S in bin2 campo inq. 155'x116'

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