The heliospheric Hale cycle over the last 300 years and its implications for a “lost” late 18th century solar cycle

A Hale cycle, one complete magnetic cycle of the Sun, spans two complete Schwabe cycles (also referred to as sunspot and, more generally, solar cycles). The approximately 22-year Hale cycle is seen in magnetic polarities of both sunspots and polar fields, as well as in the intensity of galactic cosm...

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Bibliographic Details
Main Authors: Owens Mathew J., McCracken Ken G., Lockwood Mike, Barnard Luke
Format: Article
Language:English
Published: EDP Sciences 2015-01-01
Series:Journal of Space Weather and Space Climate
Subjects:
Online Access:http://dx.doi.org/10.1051/swsc/2015032