Diurnal variations of occurrence frequency of Pc 1 pulsations and relationships between Pc 1 events and Kp. Dst and K (at Syowa Station) indices have been studied by using f-t spectra of magnetic pulsations observed at Syowa and Mizuho Stations during one year from January 1976 to January 1977. It is found that the occurrence probability of Pc 1 events does not depend on the magnitude... https://oznicoes.shop/product-category/m-jeans/