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IC 1805
Cassiopeia
September 2005
FCL-90 II @ f4.5 (ag, ST-4)
ST-2000SM  RGB 15 minutes each

Burnham's list IC 1805 as a 90 arc-minute loop, this is a 4 panel mosaic.  IC 1795  is immediately adjacent to IC1805.   

IC 1805 is a bright rim stabilized nebula where active star formation is occurring.

September 2005 aurora are present in one panel of the mosaic.