Emission Nebula with Open Cluster IC1311 in Cygnus


Emission Nebula in Cygnus
[This glowing field of hydrogen is just North and West of the main IC1318 complex aka The Butterfly Nebula;
  I think Open Cluster IC1311 is in the field of view but it is tiny and I can't tell - sorry!]
ST-10XME with Tak FSQ and Astrodon 6nm H-Alpha filter
7 x 20 minutes
Self guided on an AP900GTO
Flesherton, Ontario, Canada
Oct 9, 2006
Ambient temp +10C; camera temp -20C; Moon two days past full
Images captured and calibrated with darks and flats, aligned in CCDSoft v5.0
Bloom removal and sigma-reject combines in Maxim DL
Levels and 50 pixel High Pass filter applied in Photoshop CS2