Free Download Neil Bone, "Aurora: Observing and Recording Nature’s Spectacular Light Show"
English | 2007 | pages: 189 | ISBN: 0387360522 | PDF | 75,9 mb
For the majority of amateur astronomers, who live at the latitudes of North America, the British Isles and Australia, the aurora is a relatively infrequent visitor to the night sky. Major displays visible to the southern United States or the south of England occur perhaps 20 times in each 11-year sunspot cycle. When they occur, such auroral storms are a source of great interest and excitement.
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