activity
20142025
most citedLevel and length of cyclic solar activity during the Maunder minimum as deduced from the active day statistics

82 citations · 273 across the 13 of their papers we have counts for

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astro-ph.SR2014★ 24 cited

Reconstructing Past Solar Activity using Meridian Solar Observations: the Case of the Royal Observatory of the Spanish Navy (1833-1840)

J. M. Vaquero, M. C. Gallego

Solar meridian observations have been used to evaluate the solar activity of the past. Some important examples are the solar meridian observations made at the Basilica of San Petro…