Michael A. Stecker
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Askar 103 APO Sky-Watcher Quattro 250P images
Bright Nebulae
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Photographic Data
telescope: Askar 103 APO triplet refractor with 0.8X focal reducer Aperture: 103 mm (4-inch) Focal ratio: f/5.5 Focal Length: 560 mm cropped image of lowered resolution of 5000 X 3389
mount:
iOptron CEM60 imaging camera: ZWO ASI2600MC Pro cropped image exposure: 200 sec X 17 (56 minutes) guiding: off-axis
processing software:
Maxim-DL and Photoshop Elements 2021 . photographic site: Pinion Pines Estates (Frazier Park California) (Bortle 4 at 5,500 ft elevation) |