NGC 2237
(Rosette nebula)

Optic: FSQ-85ED Takahashi + 0.73X focal reducer. Camera: QSI-583 @ -25C (+ Astrodon Halpha CCD filter 5 nm).  Mount: G11. Processing: Isis software. Exposure: 60 minutes (6 x 600 s). Location: Castanet-Tolosan (suburban conditions). Date: February 28, 2012

Reduced view (click on the image for enlarge)

Negative view (high contrast)

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