Friday, August 15, 2014

Butterfly Nebula

This is the Butterfly Nebula (IC 1318) in Cygnus, taken in late July 2014. I used a #15 yellow filter and the processing technique described here. The bright star at the bottom center is Sadr. Open cluster NGC 6910 is located on the lower right.

Butterfly Nebula (IC 1318) in Cygnus; ST80 on Vixen SP; #15 yellow filter; Canon EOS Rebel T3; 25x90 lights @ ISO-3200; 16 darks; 16 flats

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