Solar eclipse of July 22, 1971

Solar eclipses of 1971-1974

This eclipse is a member of a semester series. An eclipse in a semester series of solar eclipses repeats approximately every 177 days and 4 hours (a semester) at alternating nodes of the Moon's orbit.^[1]

Note: Partial solar eclipses on February 25, 1971 and August 20, 1971 occur in the next lunar year set.

Solar eclipse series sets from 1971-1974
Descending node			Ascending node
Saros	Map		Saros	Map
116	July 22, 1971 Partial		121	January 16, 1972 Annular
126	July 10, 1972 Total		131	January 4, 1973 Annular
136	June 30, 1973 Total		141	December 24, 1973 Annular
146	June 20, 1974 Total		151	December 13, 1974 Partial

Metonic cycle

The metonic series repeats eclipses every 19 years (6939.69 days), lasting about 5 cycles. Eclipses occur in nearly the same calendar date. In addition, the octon subseries repeats 1/5 of that or every 3.8 years (1387.94 days).

21 events between July 22, 1971 and July 22, 2047
July 21-22	May 9-11	February 26-27	December 14-15	October 2-3
116	118	120	122	124
July 22, 1971	May 11, 1975	February 26, 1979	December 15, 1982	October 3, 1986
126	128	130	132	134
July 22, 1990	May 10, 1994	February 26, 1998	December 14, 2001	October 3, 2005
136	138	140	142	144
July 22, 2009	May 10, 2013	February 26, 2017	December 14, 2020	October 2, 2024
146	148	150	152	154
July 22, 2028	May 9, 2032	February 27, 2036	December 15, 2039	October 3, 2043
156
July 22, 2047