October 1966 lunar eclipse

A penumbral lunar eclipse took place on Saturday, October 29, 1966. This was a deep penumbral eclipse, with over 90% within Penumbral Shadow.[1]

Visibility

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

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
  1. 1966 May 4 - Penumbral (111)
  2. 1985 May 4 - Total (121)
  3. 2004 May 4 - Total (131)
  4. 2023 May 5 - Penumbral (141)
  1. 1966 Oct 29 - Penumbral (116)
  2. 1985 Oct 28 - Total (126)
  3. 2004 Oct 28 - Total (136)
  4. 2023 Oct 28 - Partial (146)
  5. 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 123.

October 23, 1957 November 3, 1975

See also

Notes
  1. Hermit Eclipse: Saros cycle 116
  2. Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros


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