Two Red Nebulae in Carina

    NGC 3603 & NGC 3576

    Here are the two interesting southern nebulae NGC 3603 & 3576. NGC 3603 is almost 4X further away than NGC 3576 so it is a noticeably deeper red from interstellar reddening NGC 3576 is more magenta from the Ha and Hb without extinction.

    Orion Optics AG12 F3.8
    FLI ProLine 16803 CCD & CFW-5-7 + Atlas Focuser
    HaOIIIRGB = 200 90 20 20 20min (bin 1X1) Astronomik filters
    -30C chip temp, darks and flats (Astronomik Aurora Light Panel used for flats)
    Focal length 1180mm
    Image scale 1.57"/pix
    Guide Camera: Starlightxpress SXVH9

    Comments
    Very average seeing, heavy light pollution, high cloud and a full moon :-(

    Equipment setup:

    www.pbase.com/strongmanmike2002/ag12_testing

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