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A partial solar eclipse occurred on October 11, 1931. 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. This event was visible as a partial solar eclipse from southern South America, and parts of Antarctica.
Solar eclipse of October 11, 1931 Wikipedia
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.