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Old 31-10-2021, 02:56 PM
Eris (Gerard)
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Join Date: Mar 2007
Location: Mount Barker SA
Posts: 558
Our Sun Today October 31

Today’s images were taken in average seeing conditions and comprise a selection of Ca K, Continuum and a whole disc taken with a Wratten 18A filter. The latter though was colourized yellow rather than a deep purple the colour of the filter. The prominence in Ca K was difficult to pick up in any detail.
Attached Thumbnails
Click for full-size image (Sun Whole Disc.jpg)
76.7 KB53 views
Click for full-size image (Sun Spots Continuum AR2891.jpg)
127.5 KB57 views
Click for full-size image (Sun Spots Continuum AR2887.jpg)
129.9 KB48 views
Click for full-size image (Sun Ca K Whole Disc.jpg)
59.3 KB51 views
Click for full-size image (Sun Ca K AR2887- 2889-2891.jpg)
57.2 KB49 views
Click for full-size image (Sun CaK AR2887.jpg)
68.8 KB44 views
Click for full-size image (Ca K Prominence.jpg)
93.0 KB51 views
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