Contains:  Solar system body or event
Calcium Prominences on the Sun, John O'Neal, NC Stargazer

Calcium Prominences on the Sun

Equipment

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Description

Somewhat rarer than proms in H-Alpha, prominences can be viewed with Calcium filters. The narrower the FWHM the more prominent they will become.

This one was shot with a Lunt Calcium K Module on my Lunt 102mm refractor.

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Histogram

Calcium Prominences on the Sun, John O'Neal, NC Stargazer

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