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Volumn 20, Issue 23, 1993, Pages 2703-2706

An extension of the geomagnetic activity index series aa for two solar cycles (1844–1868)

Author keywords

[No Author keywords available]

Indexed keywords


EID: 0001478776     PISSN: 00948276     EISSN: 19448007     Source Type: Journal    
DOI: 10.1029/93GL03001     Document Type: Article
Times cited : (103)

References (17)
  • 7
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    • Solar cycle and geomagnetic activity: A review for geophysicists. Part I: The contributions to geomagnetic activity of shock waves and of the solar wind
    • (1989) Ann. Geophys. , vol.7 , pp. 565-578
    • Legrand, J.‐P.1    Simon, P.A.2
  • 9
    • 84989516744 scopus 로고
    • A hundred year series of geomagnetic data, 1868‐1967, indices aa, storm sudden commencements, IAGA Bull., Int. Union of Geod. and Geophys., Publ. Off., Paris
    • (1973) , vol.33
    • Mayaud, P.N.1
  • 12
    • 84989574963 scopus 로고
    • Magnetic results from Helsinki magnetic‐meteorological observatory. Part III: Declination 1854‐1880. Geomagnetic activity 1844–1880, Geophys. Publ., Finn. Met. Inst.
    • (1993) , vol.33
    • Nevanlinna, H1    Ketola, A.2
  • 15
    • 0001626691 scopus 로고
    • Solar cycle and geomagnetic activity: A review for geophysicists. Part II: The solar sources of geomagnetic activity and their links with sunspot cycle activity
    • (1989) Ann. Geophys , vol.7 , pp. 579-594
    • Simon, P.A.1    Legrand, J.‐P.2
  • 17
    • 0013225914 scopus 로고
    • On the level of skill in predicting maximum sunspot number: A comparative study of single variate and bivariate precursor techniques
    • (1990) Solar Phys. , vol.125 , pp. 143-158
    • Wilson, R.M.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.