Description
Spiral Galaxie (Type Sa-b) in the constellation Perseus. Size 4.7'x2.4', surface brightness 13.4mag.
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Date |
October 18, 2003 |
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Telescope |
Meade 10" SCT @f/6.7 (f=1680mm), Losmandy G11 mount, FS2 drive unit |
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CCD Camera |
ST-2000XM at -25°C, AO-7, IR filter |
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Exposure |
7x900s (1x1) |
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Localisation |
Kriftel / Rhein-Main area |
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Conditions |
Bad Conditions, windy |
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Note |
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Image Processing |
Full calibration, digital development, histogram stretching |
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© Copyright 2002-2007 by Jürgen Stein |