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The star test often allows you to correct the optical difficulty immediately in the field
the book explores ways anyone with a camera and a passion can make real contributions to auroral science
In addition
A practical guide to building verifying and using an optical interferometer including powerful software to evalute interferograms
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Magnificent Aurora Charts The star test often allowsBy Bob King, Sky & Telescope Contributing Editor Magnificent Aurora: Your complete guide to nature's greatest light show Have you ever wondered what causes the aurora? Or whats behind its ghostly forms, movements and colors? This guide covers the gamut, from myth to our modern understanding of the phenomenon, in a friendly, non technical way accessible to neophytes and science curious readers alike. Its packed with incredible images from some of the
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