Annals of the Astrophysical Observatory of the Smithsonian Institution (1900)
Washington : Government printing office · leaf 38
als. Acting upon this basis we computed the average weather effects over a century or more for eight solar periodicities ranging in length from 8 months to 68 months in length. Among the stations used were Copenhagen, Vienna, and New Haven, all beginning with the year 1800. It was very encouraging… … Fig. 3. — Percentage of normal precipitation at Peoria, Ill. Five-month running mean values. occurred in the solar periodicities for over a century. In such long series the solar influences were repeated many times in the same phase. It was, therefore, possible to obtain from the meteorological…
Infrared spectra · Solar radiation
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