A Representation of the Sunspot Cycle*
- 1 April 1939
- journal article
- research article
- Published by Institute of Electrical and Electronics Engineers (IEEE) in Bell System Technical Journal
- Vol. 18 (2) , 292-299
- https://doi.org/10.1002/j.1538-7305.1939.tb03577.x
Abstract
ALTHOUGH sunspots had been observed occasionally back to ancient times, their study may be said to date from their rediscovery by Galileo in the spring of 1610 with the then newly invented telescope. Since then much has been written about their natur...This publication has 3 references indexed in Scilit:
- Über die Perioden der SonnenfleckenAstronomische Nachrichten, 1928
- Determination of Periodicities by the Harmonic Analyzer with an Application to the Sun-Spot CycleThe Astrophysical Journal, 1913
- On the Harmonic Analysis of Wolf's Sun-spot Numbers, with Special Reference to Mr. Kimura's Paper. (Papers of the I.U.S.R. Computing Bureau, No. IX.)Monthly Notices of the Royal Astronomical Society, 1913