Solar eclipse of August 31, 1913

A partial solar eclipse occurred at the Moon's descending node of orbit on Sunday, August 31, 1913,[1][2] with a magnitude of 0.1513. 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.

Solar eclipse of August 31, 1913
Map
Type of eclipse
NaturePartial
Gamma1.4512
Magnitude0.1513
Maximum eclipse
Coordinates61°30′N 26°48′W / 61.5°N 26.8°W / 61.5; -26.8
Times (UTC)
Greatest eclipse20:52:12
References
Saros114 (71 of 72)
Catalog # (SE5000)9312
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Eclipses in 1913

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Metonic

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Tzolkinex

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Tritos

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Solar Saros 114

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Inex

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Triad

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Solar eclipses of 1913–1917

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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.[3]

Solar eclipse series sets from 1913 to 1917
Descending node   Ascending node
114 August 31, 1913
 
Partial
119 February 25, 1914
 
Annular
124 August 21, 1914
 
Total
129 February 14, 1915
 
Annular
134 August 10, 1915
 
Annular
139 February 3, 1916
 
Total
144 July 30, 1916
 
Annular
149 January 23, 1917
 
Partial
154 July 19, 1917
 
Partial

Saros 114

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This eclipse is a part of Saros series 114, repeating every 18 years, 11 days, and containing 72 events. The series started with a partial solar eclipse on July 23, 651 AD. It contains annular eclipses from February 3, 976 AD through June 11, 1192; hybrid eclipses from June 22, 1210 through December 1, 1480; and total eclipses from December 13, 1498 through June 15, 1787. The series ends at member 72 as a partial eclipse on September 12, 1931. Its eclipses are tabulated in three columns; every third eclipse in the same column is one exeligmos apart, so they all cast shadows over approximately the same parts of the Earth.

The longest duration of annularity was produced by member 20 at 4 minutes, 33 seconds on February 13, 994 AD, and the longest duration of totality was produced by member 59 at 4 minutes, 18 seconds on April 21, 1697. All eclipses in this series occur at the Moon’s descending node of orbit.[4]

Metonic series

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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

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  1. ^ "THREE ECLIPSES IN NEXT TWO MONTHS". The Roanoke Times. Roanoke, Virginia. 1913-08-13. p. 3. Retrieved 2023-11-04 – via Newspapers.com.
  2. ^ "The second solar eclipse of the year". Star Tribune. Minneapolis, Minnesota. 1913-08-31. p. 28. Retrieved 2023-11-04 – via Newspapers.com.
  3. ^ van Gent, R.H. "Solar- and Lunar-Eclipse Predictions from Antiquity to the Present". A Catalogue of Eclipse Cycles. Utrecht University. Retrieved 6 October 2018.
  4. ^ "NASA - Catalog of Solar Eclipses of Saros 114". eclipse.gsfc.nasa.gov.
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