Sharpless 2-171 through narrowband filters

Posted by Robert C. Mills
on Monday, October 1, 2012

Scope: WO FLT 132

Camera: QSI 540

Filters: Baader/ SII, Ha, OIII

Exposure: 225 minute each filter

Mount: MI 250

Process: MaximDL, PixInsight, PS 4

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