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Solar eclipse of April 25, 1865

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Solar eclipse of April 25, 1865
Map
Type of eclipse
NatureTotal
Gamma−0.4826
Magnitude1.0584
Maximum eclipse
Duration323 s (5 min 23 s)
Coordinates14°48′S 25°48′W / 14.8°S 25.8°W / -14.8; -25.8
Max. width of band219 km (136 mi)
Times (UTC)
Greatest eclipse14:08:34
References
Saros136 (29 of 71)
Catalog # (SE5000)9199

A total solar eclipse occurred on April 25, 1865. 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 total solar eclipse occurs when the Moon's apparent diameter is larger than the Sun's, blocking all direct sunlight, turning day into darkness. Totality occurs in a narrow path across Earth's surface, with the partial solar eclipse visible over a surrounding region thousands of kilometres wide.

Observations

Solar eclipses 1916–1920

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]

The solar eclipses on February 3, 1916 (total), July 30, 1916 (annular), January 23, 1917 (partial), and July 19, 1917 (partial) occur in the previous lunar year eclipse set.

Solar eclipse series sets from 1916 to 1920
Ascending node   Descending node
Saros Map Gamma Saros Map Gamma
111 December 24, 1916

Partial
−1.5321 116 June 19, 1917

Partial
1.2857
121 December 14, 1917

Annular
−0.9157 126 June 8, 1918

Total
0.4658
131 December 3, 1918

Annular
−0.2387 136

Totality in Príncipe
May 29, 1919

Total
−0.2955
141 November 22, 1919

Annular
0.4549 146 May 18, 1920

Partial
−1.0239
151 November 10, 1920

Partial
1.1287

Saros 136

This eclipse is a part of Saros series 136, repeating every 18 years, 11 days, and containing 71 events. The series started with a partial solar eclipse on June 14, 1360. It contains annular eclipses from September 8, 1504 through November 12, 1594; hybrid eclipses from November 22, 1612 through January 17, 1703; and total eclipses from January 27, 1721 through May 13, 2496. The series ends at member 71 as a partial eclipse on July 30, 2622. 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 9 at 32 seconds on September 8, 1504, and the longest duration of totality was produced by member 34 at 7 minutes, 7.74 seconds on June 20, 1955. All eclipses in this series occur at the Moon’s descending node of orbit.[2]

Series members 26–47 occur between 1801 and 2200:
26 27 28

March 24, 1811

April 3, 1829

April 15, 1847
29 30 31

April 25, 1865

May 6, 1883

May 18, 1901
32 33 34

May 29, 1919

June 8, 1937

June 20, 1955
35 36 37

June 30, 1973

July 11, 1991

July 22, 2009
38 39 40

August 2, 2027

August 12, 2045

August 24, 2063
41 42 43

September 3, 2081

September 14, 2099

September 26, 2117
44 45 46

October 7, 2135

October 17, 2153

October 29, 2171
47

November 8, 2189

References

  1. ^ 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.
  2. ^ "NASA - Catalog of Solar Eclipses of Saros 136". eclipse.gsfc.nasa.gov.