Eclipses in 1974

• A partial lunar eclipse on Tuesday, 4 June 1974.
• A total solar eclipse on Thursday, 20 June 1974.
• A total lunar eclipse on Friday, 29 November 1974.
• A partial solar eclipse on Friday, 13 December 1974.

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	Gamma		Saros	Map	Gamma
116	1971 July 22 Partial	1.51298		121	1972 January 16 Annular	−0.93651
126	1972 July 10 Total	0.68719		131	1973 January 4 Annular	−0.26441
136	1973 June 30 Total	−0.07853		141	1973 December 24 Annular	0.41710
146	1974 June 20 Total	−0.82388		151	1974 December 13 Partial	1.07974

Metonic series

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).

22 eclipse events between December 13, 1898 and July 20, 1982
December 13–14	October 1–2	July 20–21	May 9	February 24–25
111	113	115	117	119
December 13, 1898		July 21, 1906	May 9, 1910	February 25, 1914
121	123	125	127	129
December 14, 1917	October 1, 1921	July 20, 1925	May 9, 1929	February 24, 1933
131	133	135	137	139
December 13, 1936	October 1, 1940	July 20, 1944	May 9, 1948	February 25, 1952
141	143	145	147	149
December 14, 1955	October 2, 1959	July 20, 1963	May 9, 1967	February 25, 1971
151	153	155
December 13, 1974	October 2, 1978	July 20, 1982