55 citations · 196 across the 7 of their papers we have counts for
Showing 2016 · astro-ph.SRShow all
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astro-ph.SR2016★ 55 cited
Sunspot positions, areas, and group tilt angles for 1611-1631 from observations by Christoph Scheiner
R. Arlt, V. Senthamizh Pavai, C. Schmiel +1
Digital images of the observations printed in the books "Rosa Ursina sive solis" and "Prodromus pro sole mobili" by Christoph Scheiner as well as the drawings from Scheiner's lette…
astro-ph.SR2016★ 17 cited
Sunspot group tilt angle measurements from historical observations
V. Senthamizh Pavai, R. Arlt, A. Diercke +2
Sunspot positions from various historical sets of solar drawings are analysed with respect to the tilt angles of bipolar sunspot groups. Data by Scheiner, Hevelius, Staudacher, Zuc…