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8.2.57.63 tblish.dataset.sunspot_year ¶

Static Method: out = sunspot_year () ¶

Yearly Sunspot Data, 1700-1988

Description ¶

Yearly numbers of sunspots from 1700 to 1988 (rounded to one digit).

Format ¶

year

Year of the observation.

sunspots

Number of sunspots.

Source ¶

H. Tong (1996) Non-Linear Time Series. Clarendon Press, Oxford, p. 471.

Examples ¶

t = tblish.dataset.sunspot_year;

figure
plot (t.year, t.sunspots)
xlabel ("Year")
ylabel ("Sunspots")