May 1966 lunar eclipse

A penumbral lunar eclipse took place on May 4, 1966. It was visible from South America, Europe, Africa, Asia, Australia and Antarctica.^[1]

Visibility[]

Related lunar eclipses[]

Lunar year series[]

Lunar eclipse series sets from 1966–1969
Descending node			Ascending node
Saros	Date Viewing	Type Chart	Saros	Date Viewing	Type Chart
111	1966 May 4	Penumbral	116	1966 Oct 29	Penumbral
121	1967 Apr 24	Total	126	1967 Oct 18	Total
131	1968 Apr 13	Total	136	1968 Oct 6	Total
141	1969 Apr 2	Penumbral	146	1969 Sep 25	Penumbral

Last set	1965 Jun 14		Last set	1965 Dec 8

Next set	1970 Feb 21		Next set	1969 Aug 27

Saros series[]

Lunar Saros 111, repeating every 18 years and 11 days, has a total of 71 lunar eclipse events including 11 total lunar eclipses. The first total lunar eclipse of this series was on , and last was on . The longest occurrence of this series was on when the totality lasted 106 minutes.

Metonic series[]

The metonic cycle repeats nearly exactly every 19 years and represents a Saros cycle plus one lunar year. Because it occurs on the same calendar date, the earth's shadow will in nearly the same location relative to the background stars.

Metonic events: May 4 and October 28
Descending node	Ascending node
1966 May 4 - Penumbral (111) 1985 May 4 - Total (121) 2004 May 4 - Total (131) 2023 May 5 - Penumbral (141)	1966 Oct 29 - Penumbral (116) 1985 Oct 28 - Total (126) 2004 Oct 28 - Total (136) 2023 Oct 28 - Partial (146) 2042 Oct 28 - Penumbral (156)

Half-Saros cycle[]

A lunar eclipse will be preceded and followed by solar eclipses by 9 years and 5.5 days (a half saros).^[2] This lunar eclipse is related to two solar eclipses of Solar Saros 118.