Open Access
J. Space Weather Space Clim.
Volume 5, 2015
Article Number A30
Number of page(s) 9
Published online 09 September 2015

© M.J. Owens et al., Published by EDP Sciences 2015

Licence Creative Commons
This is an Open Access article distributed under the terms of the Creative Commons Attribution License (, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.