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David Rosenthal | all galleries >> Astrophotography >> Hydrogen Alpha > NGC6888 The Crescent
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05.25.2010 David Rosenthal

NGC6888 The Crescent

Midland Park, NJ

QHY9-C, AT8IN-SC + MPCC
9*1200 Seconds through a 7nm Baader Ha Filter
ATLAS EQ-G + EQMOD Pulse Guided with a Tak FS-60C & DSI Pro I
Captured, Guided, Calibrated [30B|30F|30D], Sigma Clip Stacked, DDP and Red Channel Extraction in MaximDL
Processed in PSCS2 Noel Carboni's Actions full exif


other sizes: small medium large original auto
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