38 citations · 59 across the 2 of their papers we have counts for
2 papers
astro-ph.SR2014★ 21 cited
Sunspot Catalogue of the Valencia Observatory (1920-1928)
V. M. S. Carrasco, J. M. Vaquero, A. J. P. Aparicio +1
A sunspot catalogue was maintained by the Astronomical Observatory of Valencia University (Spain) from 1920 to 1928. Here we present a machine-readable version of this catalogue (O…
astro-ph.SR2014★ 38 cited
Sunspot Numbers and Areas from the Madrid Astronomical Observatory (1876-1986)
A. J. P. Aparicio, J. M. Vaquero, V. M. S. Carrasco +1
The solar program of the Astronomical Observatory of Madrid started in 1876. For ten solar cycles, observations were made in this institution to determine sunspot numbers and areas…