  Fine art astrophotography by Vicent Peris |
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Messier 13José Luis Lamadrid / Vicent Peris | |||||||||||||
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Telescope |
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Takahashi FS102, 10 cm f/8 | |||||||||||
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Camera |
Canon 20D / Hutech, 800 ISO | ||||||||||||
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Filter |
IDAS Hutech LPS | ||||||||||||
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Exposure |
12.7 hours (19x45", 16x10' y 22x20' from a mag. 5.5 sky; 5x30' from a mag. 6.5 sky). | ||||||||||||
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Calibration |
IRIS 5.32 | ||||||||||||
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Processing |
PixInsight Standard 1.0.1.205 Beta 1: HistogramTransform, CurvesTransform, MorphologicalTransform to fix some triangular star shapes due to lens tensions, LRGBCombination for chrominance noise reduction. PixInsight LE 1.0.2.143: Multiscale processing with À Trous Wavelets, luminance noise reduction with SGBNR. | ||||||||||||
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Copyright Notice |
Data adquired by José Luis Lamadrid, and processed by José Luis Lamadrid and Vicent Peris | ||||||||||||
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