42 citations · 86 across the 5 of their papers we have counts for
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physics.space-ph2018★ 40 cited
A homogeneous aa index: 2. hemispheric asymmetries and the equinoctial variation
Mike Lockwood, Ivan D. Finch, Aude Chambodut +3
Paper 1 [Lockwood et al., 2018] generated annual means of a new version of the geomagnetic activity index which includes corrections for secular drift in the geographic coordi…
astro-ph.SR2018★ 42 cited
A homogeneous aa index: 1. Secular variation
Mike Lockwood, Aude Chambodut, Luke A. Barnard +3
Originally complied for 1868-1967 and subsequently continued so that it now covers 150 years, the index has become a vital resource for studying space climate change. However,…