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The New Sunspot Series: Methods, Results, Implications, Opposition

The New Sunspot Series: Methods, Results, Implications, Opposition. Leif Svalgaard Stanford University, California, USA http://www.leif.org/research Seminars at HEPL, LMSAL, LASP, HAO, and NOAA (SWPC) July, 2015. WSO. Motivation for Revisiting the Sunspot Number Series.

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A full revision of the Sunspot Number and Group Number records

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Building a Sunspot Group Number Backbone Series

Building a Sunspot Group Number Backbone Series. Leif Svalgaard Stanford University 3 rd SSN Workshop, Tucson, Jan. 2013. Why a Backbone? And What is it?. Building a long time series from observations made over time by several observers can be done in two ways:.

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Reconciling Group and Wolf Sunspot Numbers Using Backbones

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Reconciling Group and Wolf Sunspot Numbers Using Backbones

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