TABLE 1: SOLAR CYCLES('SOL-YEARS') AND PHASES OF SOLAR CYCLONE STRIKE INDEX

'SOL-YEARS'
CYCLE/ 1234567891011
PHASE
1 1878S1889190119131923M193319441954 19641976M1986M
2187918901902M1914M1924193419451955 1965M1977M1987M
31880M1891S190319151925S193519461956 1966M19781988
418811892190419161926S19361947*1957*S 19671979*1989*
51882189319051917*S19271937*19481958S 196819801990
61883*1894*190619181928*193819491959 1969*19811991M
71884S18951907*M191919291939M19501960 19701982S1992M
818851896M1908192019301940S19511961 19711983S1993
918861897M1909192119311941S19521962 1972S19841994
1018871898191019221932S19421953M1963 1973S19851995
1118881899S1911S1943M 1974
121900S1912S 1975
* indicates the sunspot maximum
S or M indicates the severe and moderate El Nino's
Average "sol-year" 11.1 earth years.
Cycles start with the year of the sunspot mimimum which marks beginning of the "sol-year". Phase 1 is
made up of all the years in which the sunspot minimum occurred. Phase 2 is made up of all the
years 1 year after the sunspot minimum etc.


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