The
Bubble Nebula, NGC7538 and Sh2-161 - RGB+Narrowband
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Scope: AP155EDF w4" FF and FT focuser and Focus Boss II electronic
focusing
Mount: Paramount MX
Camera: Moravian G4 (16803) w full set of Gen II Astrodons
Guiding: ST402ME and Borg 60mm achromat riding piggyback
RGB exposures: 10/12/8 x 10 min
H-Alpha / OIII : 50 / 9 x 20 min
Lucknow, Ontario, Canada
Sept, 2021
Image capture with CCD-Commander and TheSkyX
Image reduction and initial processing in PixInsight and finishing
touches in Photoshop CC 2020
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