Solar Flux Values
(January 1, 1975 to December 31, 1978)
Data Courtesy of the Dominion Radio Astrophysical Observatory
Daily Solar Flux
27 Day Mean Solar Flux
| 1959 thru 1962 | 1963 thru 1966 | 1967 thru 1970 | 1971 thru 1974 | 1979 thru 1982 |
| 1983 thru 1986 | 1987 thru 1990 | 1991 thru 1994 | 1995 thru 1998 | 1999 thru 2002 |