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
editRelated lunar eclipses
editAscending 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
editIt was part of Saros series 140.
Half-Saros cycle
editA 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
edit- Preceded: Lunar eclipse of May 23, 1929
- Followed: Lunar eclipse of March 23, 1951
Tzolkinex
edit- Preceded: Lunar eclipse of August 4, 1933
- Followed: Lunar eclipse of June 3, 1947
See also
editNotes
edit- ^ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
External links
edit- 1940 Apr 22 chart Eclipse Predictions by Fred Espenak, NASA/GSFC