April 1940 lunar eclipse
Deep penumbral eclipse, with the moon southern limb passing close to the northern umbral shadow
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
Related lunar eclipses
| 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
It was part of Saros series 140.
Half-Saros cycle
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
- Preceded: Lunar eclipse of May 23, 1929
- Followed: Lunar eclipse of March 23, 1951
Tzolkinex
- Preceded: Lunar eclipse of August 4, 1933
- Followed: Lunar eclipse of June 3, 1947
See also
Notes
- ^ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
External links
- 1940 Apr 22 chart Eclipse Predictions by Fred Espenak, NASA/GSFC
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Partial eclipses
- 1903 Apr
- 1914 Mar
- 1916 Jul
- 1952 Feb
- 1952 Aug
- 1954 Jul
- 1955 Nov
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- 2046 Jan
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- 2052 Oct
- 2055 Aug
- 2075 Jun
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Total eclipses
- 1504 Mar
- 1910 May
- 1913 Sep
- 1920 May
- 1950 Apr
- 1950 Sep
- 1953 Jan
- 1953 Jul
- 1954 Jan
- 1956 Nov
- 1957 May
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- → 2025 Mar
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- 2032 Apr
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- 2036 Feb
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- 2040 May
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- 2083 Jul
- 2084 Jan
- 2087 May
- 2090 Sep
- 2094 Jun
- 2123 Jun
- 2170 May
Penumbral eclipses
Category- → symbol denotes next eclipse in series
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