NGC281 NGC281 - small red patch in the middle

150Kb image

Imaged with Canon EOS 20Da and an EF 50mm f/1.4 lens; aperture at f/2.8 and exposure time was one minute guided. Camera settings were 1600 ISO speed, daylight white balance and auto dark subtraction. This is a small cut of 999X666 pixels from the center of the 48Mb TIFF image. Stars down to magnitude 12.6 are visible.

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All material Copyright © Jorma Koski, Anno Mundi 2005