Nature Partial Magnitude 0.7875 Saros 125 (54 of 73) Start date September 13, 2015 | Gamma -1.1004 Greatest eclipse 6:55:19 Catalog # (SE5000) 9542 | |
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A partial solar eclipse occurred on September 13, 2015. A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth. A partial solar eclipse occurs in the polar regions of the Earth when the center of the Moon's shadow misses the Earth.
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Solar eclipses 2015–2018
Each member 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.
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).
References
Solar eclipse of September 13, 2015 Wikipedia(Text) CC BY-SA