PLN 205+14.1 (The Medusa Nebula in Gemini)

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Date: Febuary, 2008
Location: Elizabeth, CO. ~6500 ft., Mag 5.5 skies
Telescope: 16" f/4.9 Newtonian, Pegasus Optics primary
Mount: Mathis Instruments MI-500
Exposure: 144 mins luminance ST-10XME, 180 mins RGB ST-2000XCM
Correctors, filters, etc.: 3" Keller/Wynne coma corrector on ST-10 and XCM.Custom Scientific luminance filter used on each ST-10/XCM sub. Normal self-guiding
Seeing: ~3.5" FWHM

Eighteen ST-10 subs, each 8 mins long, median combined in sets of three. Medians summed, 50% DDP applied in Maxim, 25 iterate PC deconvolution in CCDStack

Eighteen XCM subs, each 10 mins long, calibrated in CCDOps, color converted in Maxim and median combined in sets of three. Medians summed. DDP applied in Maxim, 16-bit colorizing image saved. Luminance and colorizing image registered in Registar, final LRGB image assembled in CCDStack

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