
Johnny Qiu’s gallery
(Johnny Qiu and his equipment) Johnny Qiu’s Astrobin page: https://www.astrobin.com/users/joqiu/ Stephan’s Quintet (IOTD 20230801) Imaging Telescopes or Lenses: Planewave CDK20 (f/6.8 version) Imaging Cameras:
DISCOVER NEW HORIZONS
Telescope: Samyang 135mm F2.0 ED UMC
Camera: QHY294M Pro
Mount: Sky-Watcher EQ6 Pro
Frames: Baader H-alpha 6.5nm (CMOS-Optimized) 36 mm: 52×600″(8h 40′)
Baader O-III 6.5nm (CMOS-Optimized) 36 mm: 46×600″(7h 40′)
Baader S-II 6.5nm (CMOS-Optimized) 36 mm: 36×600″(6h)
(Johnny Qiu and his equipment) Johnny Qiu’s Astrobin page: https://www.astrobin.com/users/joqiu/ Stephan’s Quintet (IOTD 20230801) Imaging Telescopes or Lenses: Planewave CDK20 (f/6.8 version) Imaging Cameras: