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August 2055 lunar eclipse

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August 2055 lunar eclipse
Partial eclipse
The Moon passes west to east (right to left) across the Earth's umbral shadow, shown in hourly intervals.
DateAugust 7, 2055 (2055-08-07)
Gamma−0.4769
Magnitude0.9594
Saros cycle139 (22 of 79)

A partial lunar eclipse will take place on August 7, 2055. It will last 3 hours, 23 minutes, and 23 seconds.[1] It will be the last of the first set of partial eclipses in Lunar Saros 139.

This eclipse is the fourth and final eclipse of an almost tetrad, the others being 22 Feb 2054 (T), 18 Aug 2054 (T) and 11 Feb 2055 (T).

Visibility

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Saros cycle

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Lunar Saros series 139, repeating every 18 years and 11 days, has a total of 79 lunar eclipse events including 42 umbral lunar eclipses (15 partial lunar eclipses and 27 total lunar eclipses)..

Greatest First

The greatest eclipse of the series will occur on 2199 Nov 02, lasting 102 minutes.[2]
Penumbral Partial Total Central
1658 Dec 09 1947 Jun 03 2073 Aug 17 2109 Sep 09
Last
Central Total Partial Penumbral
2488 Apr 26 2542 May 30 2686 Aug 25 3065 Apr 13
1901–2100
1911 May 13 1929 May 23 1947 Jun 03
1965 Jun 14 1983 Jun 25 2001 Jul 05
2019 Jul 16 2037 Jul 27 2055 Aug 07
2073 Aug 17 2091 Aug 29

Lunar year series

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Lunar eclipse series sets from 2053–2056
Ascending node   Descending node
Saros Date
Viewing
Type
Chart
Saros Date
Viewing
Type
Chart
114 2053 Mar 04
Penumbral
119 2053 Aug 29
Penumbral
124 2054 Feb 22
Total
129 2054 Aug 18
Total
134 2055 Feb 11
Total
139 2055 Aug 07
Partial
144 2056 Feb 01
Penumbral
149 2056 Jul 26
Partial
Last set 2052 Apr 14 Last set 2052 Oct 08
Next set 2056 Dec 22 Next set 2056 Jun 27

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).[3] This lunar eclipse is related to two total solar eclipses of Solar Saros 139.

August 2, 2046 August 12, 2064

References

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  1. ^ "Catalog of Lunar Eclipses: 2001 to 2100". NASA Goddard Space Flight Center. Archived from the original on 2009-03-22. Retrieved 20 May 2021.
  2. ^ Listing of Eclipses of cycle 139
  3. ^ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros