Description
Group of galaxies in the constellation Lion
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Click on image to enlarge!
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Date |
February 16/23/28, 2004 |
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Telescope |
Pentax 75 SDHF @f/6.7 (f=500mm), Losmandy G11 mount, FS2 drive unit |
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CCD Camera |
ST-2000XM at -25°C |
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Exposure |
LRGB: 9x900s (1x1) / 1800s (1x1) / 1500s (1x1) / 2100s (1x1) |
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Localisation |
Kriftel / Rhein-Main area |
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Conditions |
Bad Conditions, light pollution, Fringe Killer Filter |
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Note |
LRGB exposure (above), L exposure enlarged (below) |
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Image Processing |
Full calibration, unsharp mask, histogram stretching |
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© Copyright 2002-2007 by Jürgen Stein |