A 250-year cycle in naked-eye observations of sunspots

Geophysical Research Letters

Volumn 29, Issue 20, 2002, Pages

  Vaquero, J M ^a   Gallego, M C ^a   Garcia J A ^a  

^a UNIVERSITY OF EXTREMADURA   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

SPECTRUM ANALYSIS;

HISTORICAL DOCUMENTS; NAKED-EYE; SOLAR CYCLE; SOLAR VARIABILITY; SPECTRAL ANALYSIS METHOD; SUNSPOT NUMBER; TERRESTRIAL PHENOMENA;

SOLAR ENERGY;

EID: 0242669306     PISSN: 00948276     EISSN: 19448007     Source Type: Journal    
DOI: 10.1029/2002GL014782     Document Type: Article

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