Solar eclipse of September 11, 2007

• A total lunar eclipse on March 3.
• A partial solar eclipse on March 19.
• A total lunar eclipse on August 28.
• A partial solar eclipse on September 11.

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.[2]

Solar eclipse series sets from 2004–2007

Ascending node				Descending node
Saros	Map	Gamma		Saros	Map	Gamma
119	2004 April 19 Partial (south)	−1.13345		124	2004 October 14 Partial (north)	1.03481
129 Partial from Naiguatá	2005 April 08 Hybrid	−0.34733		134 Annular from Madrid, Spain	2005 October 03 Annular	0.33058
139 Total from Side, Turkey	2006 March 29 Total	0.38433		144 Partial from São Paulo, Brazil	2006 September 22 Annular	−0.40624
149 From Jaipur, India	2007 March 19 Partial (north)	1.07277		154 From Córdoba, Argentina	2007 September 11 Partial (south)	−1.12552

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 descending node.

22 eclipse events between September 12, 1931 and July 1, 2011.
September 11-12	June 30-July 1	April 17-19	February 4-5	November 22-23
114	116	118	120	122
September 12, 1931	June 30, 1935	April 19, 1939	February 4, 1943	November 23, 1946
124	126	128	130	132
September 12, 1950	June 30, 1954	April 19, 1958	February 5, 1962	November 23, 1965
134	136	138	140	142
September 11, 1969	June 30, 1973	April 18, 1977	February 4, 1981	November 22, 1984
144	146	148	150	152
September 11, 1988	June 30, 1992	April 17, 1996	February 5, 2000	November 23, 2003
154	156
September 11, 2007	July 1, 2011