OS200RH_ApogeeAlta_NGC6992_RsynGB_20Aug12-HaOIII.jpg
OS200RH_ApogeeAlta_NGC6992_RsynGB_20Aug12-HaOIII.jpg
OS200RH_ApogeeAlta_NGC6992_RsynGB_20Aug12-HaOIII.jpg
See the text for the RB image for some of the narrowband discussion.
In this case Steve Cannistra's 2-color routine is used for Red Ha, synGreen from Ha and OII data, and Blue is the OIII data.
20Aug2014