Sun's Polar Field strength

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This section is dedicated to Sun's Polar Field strength (SPFS).
Data are taken from Wilcox Solar Observatory.
You can select data type from the menu above. A 20nhz low pass filtered values eliminate yearly geometric projection effects.
You can select date range manually from dropdown menu or directly from the dinamic plots.
to take a screenshot press the button on the lower left side of the canvas.
To download updated data and plots (in .root format) press the button ROOT File.
To download data (in .txt format) press the button TXT ZIP.
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Sun's Polar Field strength data-type selection
North
North 20 Hz
South
South 20 Hz
Average
Average 20 Hz


Select date range manually
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