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Sh2-240
The Spaghetti Nebula

Click Image for Larger Version

SV80ST at f/4.5 
Riccardi 0.75x Reducer 
Moravian G3-16200
Optolong RGB Filters
Astrodon Ha/OIII Filters Mach1GTO CP4

This image is a mix of broadband (RGB) and narrowband (Ha/OIII) data.
RGB=15x15min each
Ha=15x20min
OIII=24x20min
Total = 24hrs 15min

The red filiments are the Hydrogen-Alpha (Ha) conribution, and the blue filaments are the Oxygen-3 (OIII) contribution.   The OIII is exceedingly faint. 

The stars and background come from the Red/Green/Blue filters.