April 1940 lunar eclipse

A penumbral lunar eclipse took place on Monday, April 22, 1940. This was a deep penumbral eclipse, with the moon southern limb passing close to the northern umbral shadow.

Visibility

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Lunar eclipse series sets from 1937–1940
Ascending node   Descending node
Saros Date
viewing
Type
chart
Saros Date
viewing
Type
chart
110 1937 May 25
 
Penumbral
 
115 1937 Nov 18
 
Partial
 
120 1938 May 14
 
Total
 
125 1938 Nov 07
 
Total
 
130 1939 May 03
 
Total
 
135 1939 Oct 28
 
Partial
 
140 1940 Apr 22
 
Penumbral
 
145 1940 Oct 16
 
Penumbral
 

Saros series

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It was part of Saros series 140.

Half-Saros cycle

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A lunar eclipse will be preceded and followed by solar eclipses by 9 years and 5.5 days (a half saros).[1] This lunar eclipse is related to two partial solar eclipses of Solar Saros 147.

April 18, 1931 April 28, 1949
   

Tritos series

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Tzolkinex

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See also

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Notes

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  1. ^ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
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