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Below you can find a cropped view of H-alpha image (only 30 min integration) NGC7293.
Below you can find a full resolution cropped view of NGC7293.
CCD : STL11000XM ABG 1x1 binning
Exposure time : 50:50:40 min RGB (10 min individual exposures)
Date and Time : 18. Aug. 2004
Instrument : Tak FSQ f/5
Focal length : 530 mm
FWHM :
Filters : Astronomik RGB filters
Image processing : average combine, darks
Problems/comments : Further processing in Imageplus (RGB combine, DDP) and Photoshop (levels and curves).
Image from the IAS Observatory at Farm Hakos, Namibia.
