Description
Reflection Nebula in the constellation Orion
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Click on image to enlarge!
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Date |
October 27, 2003 / March 3 and 8, 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 |
(L+Hα)RGB: 5x120s (1x1) + 5x600s (1x1) + 4x300s (1x1, central region) / 3x240s (1x1) / 3x180s (1x1) / 3x240s (1x1) |
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Localisation |
Kriftel / Rhein-Main area |
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Conditions |
Bad Conditions, light pollution |
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Note |
Image re-processed: L layer is a combination of L + H&alpha, central region was set-in; exposure. LRGB image (above), L exposure (= L+Hα) (below) |
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Image Processing |
Full calibration, pre-processing with MaxIm, final processing with Photoshop |
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© Copyright 2002-2007 by Jürgen Stein |