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
Bubble Nebula (NGC 7635)
APOD 2026.07.27
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Imaging Camera QHY268M
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Total Integration 11h 30‘
Telescope: Celestron EdgeHD 9.25″
Mount: iOptron CEM70
Integration:
Antlia 3.5nm Narrowband Sulfur II 36 mm: 37×600″(6h 10′)
Antlia 3nm Narrowband Oxygen III 36 mm: 16×600″(2h 40′)
Antlia EDGE H-alpha 4.5nm 36 mm: 16×600″(2h 40′)
Astrophotographer:
Pawel Piechnik
