August 1988 lunar eclipse
Partial eclipse
Date27 August 1988
Gamma−0.86816
Magnitude0.29159
Saros cycle118 (13 of 74)
Partiality112 minutes, 59.7 seconds
Penumbral262 minutes, 37.9 seconds
Contacts (UTC)
P108:53:14.6
U110:08:04.1
Greatest11:04:33.4
U412:01:03.8
P413:15:52.5

A partial lunar eclipse took place on Saturday, August 27, 1988, the second of two lunar eclipses in 1988, the first being on March 3, 1988. The Earth's shadow on the Moon was clearly visible in this eclipse, with 29.159% of the Moon in shadow; the partial eclipse lasted for 1 hour, 52 minutes and 59.7 seconds. The Moon was only 5 hours and 48 minutes before perigee (Perigee on Saturday, August 27, 1988 at 04:53 p.m. UTC or 16:53), making it 6.3% larger than average[1]

Visibility

Relations to other lunar eclipses

Eclipses of 1988

Saros series

This eclipse is part of Saros cycle series 118.

Lunar year series

Lunar eclipse series sets from 1988–1991
Descending node   Ascending node
Saros Date Type
Viewing		 Gamma Saros Date
Viewing		 Type
Chart		 Gamma
113 1988 Mar 03
 Penumbral
 0.98855 118 1988 Aug 27
 Partial
 −0.86816
123 1989 Feb 20
 Total
0.29347 128 1989 Aug 17
 Total
 −0.14905
133 1990 Feb 09
 Total
 −0.41481 138 1990 Aug 06
 Partial
 0.63741
143 1991 Jan 30
 Penumbral
 −1.07522 148 1991 Jul 26
 Penumbral
 1.43698
Last set 1987 Apr 14 Last set 1987 Oct 07
Next set 1991 Dec 21 Next set 1991 Jun 27

Metonic cycle (19 years)

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 be in nearly the same location relative to the background stars.

  1. 1988 Mar 03.675 – Partial (113)
  2. 2007 Mar 03.972 – Total (123)
  3. 2026 Mar 03.481 – Total (133)
  4. 2045 Mar 03.320 – Penumbral (143)
  1. 1988 Aug 27.461 – partial (118)
  2. 2007 Aug 28.442 – total (128)
  3. 2026 Aug 28.175 – partial (138)
  4. 2045 Aug 27.578 – penumbral (148)

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 125.

August 22, 1979 September 2, 1997

Tritos series

Tzolkinex

See also

Notes

  1. ↑ Hermit Eclipse: Saros cycle 118
  2. ↑ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros


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