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M 63, Sunflower Galaxy, David Dearden

M 63, Sunflower Galaxy

Equipment

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Acquisition details

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Description

Date: 18 May 2012

Subject: M63, Sunflower Galaxy

Scope: Meade 4501+ 0.5x Antares telereducer

Filter: none

Mount: CG-5 (Synta motors)

Guiding: Orion ST80 + 0.5x Antares telereducer + DSI Ic + PHD

Camera: DSI IIc (cooled at 2 A, 6.0 V)

Acquisition: Nebulosity 3.0.3

Exposure: 29 x 300 s

Stacking: Neb 3, bias included, normalize first, trans+rot align, 1.5 SD stack

Processing: Digital development with sharpening, power stretch, Keller stretch, a little saturation boost, GREYCStoration in N3, CS5 GradientXTerminator, levels, Astronomy Tools deep space noise, color blotch reduction, star color enhance, local contrast enhance; CS5 smudge tool to fix oblong stars!

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M 63, Sunflower Galaxy, David Dearden