Solar eclipse of August 12, 1942

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: The partial solar eclipse on September 10, 1942 occurs in the previous lunar year eclipse set.

Solar eclipse series sets from 1942–1946
Ascending node			Descending node
115	August 12, 1942 Partial		120	February 4, 1943 Total
125	August 1, 1943 Annular		130	January 25, 1944 Total
135	July 20, 1944 Annular		140	January 14, 1945 Annular
145	July 9, 1945 Total		150	January 3, 1946 Partial
155	June 29, 1946 Partial

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). All eclipses in this table occur at the Moon's ascending node.

22 eclipse events between January 5, 1935 and August 11, 2018
January 4-5	October 23-24	August 10-12	May 30-31	March 18-19
111	113	115	117	119
January 5, 1935		August 12, 1942	May 30, 1946	March 18, 1950
121	123	125	127	129
January 5, 1954	October 23, 1957	August 11, 1961	May 30, 1965	March 18, 1969
131	133	135	137	139
January 4, 1973	October 23, 1976	August 10, 1980	May 30, 1984	March 18, 1988
141	143	145	147	149
January 4, 1992	October 24, 1995	August 11, 1999	May 31, 2003	March 19, 2007
151	153	155	157	159
January 4, 2011	October 23, 2014	August 11, 2018