NGC-2359 Thor's Helmet Sh 2-298
Constellation: Canis Major
Distance: 15,000 lyr
Mag:
Type: Diffuse Nebula
Location: Didsbury AB Canada
Imaging: C14 0.63 FF/FR QSI540
Mount: CGE Pro
Guiding: SSAG Orion Short Tube 80
Exposure: 4x900 sec binned 2x2 Astrodon 5nm Ha Oiii
Date: 2010-11-13
Software: MaximDL, Images Plus, PHD, Photoshop CS4
Extremely dim narrowbanding
Harder any Sii and dim Ha
Need to expose longer or change imaging trains
Needs darker skies than imaging thru Calgary sky glow