Comparative Study of Magnetic Pc-Type Pulsations at Low and High Latitudes (I) : Pc 1 Pulsatins (d. ULF Waves in the Magnetosphere) (Proceedings of the Second Symposium on Coordinated Observations of the Ionosphere and Magnetosphere in the Polar Regions : Part I)

Autor: Masayuki KUWASHIMA, Takeshi TOYA, Makoto KAWAMURA
Jazyk: English<br />Japanese
Rok vydání: 1980
Předmět:
Zdroj: Antarctic Record, Iss 68, Pp 241-250 (1980)
Druh dokumentu: article
ISSN: 00008133
0085-7289
2432-079X
DOI: 10.15094/00008133
Popis: Statistical features of Pc 1 pulsations were studied on the basis of data obtained at a low-latitude station, Memambetsu in Japan and at a high-latitude station, Syowa Station in Antarctica, for the period of February 1977 to January 1978. The low-latitude Pc 1 shows distinct difference from the high-latitude one in diurnal and seasonal variations of frequency of occurrence, mean and repetition periods and dependencies on general geomagnetic activity (Dst and Kp). A source region associated with the low-latitude Pc 1 may be located further inside in the magnetosphere than that associated with the high-latitude one
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