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June 2039 lunar eclipse

June 2039 lunar eclipse
Partial eclipse
The Moon's hourly motion shown right to left
DateJune 6, 2039
Gamma0.5460
Magnitude0.8863
Saros cycle121 (57 of 84)
Partiality179 minutes, 20 seconds
Penumbral296 minutes, 42 seconds
Contacts (UTC)
P116:26:04
U117:24:46
Greatest18:54:25
U420:24:04
P421:22:46

A partial lunar eclipse will occur at the Moon’s descending node of orbit on Monday, June 6, 2039,[1] with an umbral magnitude of 0.8863. A lunar eclipse occurs when the Moon moves into the Earth's shadow, causing the Moon to be darkened. A partial lunar eclipse occurs when one part of the Moon is in the Earth's umbra, while the other part is in the Earth's penumbra. Unlike a solar eclipse, which can only be viewed from a relatively small area of the world, a lunar eclipse may be viewed from anywhere on the night side of Earth. Occurring only about 11 hours after perigee (on June 6, 2039, at 8:00 UTC), the Moon's apparent diameter will be larger.[2]

Visibility

The eclipse will be completely visible over east Africa, Antarctica, Asia, and Australia, seen rising over west Africa, Europe, and eastern South America and setting over the western Pacific Ocean and northeast Asia.[3]

Eclipse details

Shown below is a table displaying details about this particular solar eclipse. It describes various parameters pertaining to this eclipse.[4]

June 6, 2039 Lunar Eclipse Parameters
Parameter Value
Penumbral Magnitude 1.82885
Umbral Magnitude 0.88627
Gamma 0.54599
Sun Right Ascension 04h58m56.4s
Sun Declination +22°41'33.8"
Sun Semi-Diameter 15'45.7"
Sun Equatorial Horizontal Parallax 08.7"
Moon Right Ascension 16h59m25.6s
Moon Declination -22°08'44.6"
Moon Semi-Diameter 16'43.4"
Moon Equatorial Horizontal Parallax 1°01'22.4"
ΔT 78.8 s

Eclipse season

This eclipse is part of an eclipse season, a period, roughly every six months, when eclipses occur. Only two (or occasionally three) eclipse seasons occur each year, and each season lasts about 35 days and repeats just short of six months (173 days) later; thus two full eclipse seasons always occur each year. Either two or three eclipses happen each eclipse season. In the sequence below, each eclipse is separated by a fortnight.

Eclipse season of June 2039
June 6
Descending node (full moon)
June 21
Ascending node (new moon)
Partial lunar eclipse
Lunar Saros 121
Annular solar eclipse
Solar Saros 147

Eclipses in 2039

Metonic

Tzolkinex

Half-Saros

Tritos

Lunar Saros 121

Inex

Triad

Lunar eclipses of 2038–2042

Lunar eclipse series sets from 2038-2042
Descending node   Ascending node
Saros Date
Viewing
Type
Chart
Saros Date
Viewing
Type
Chart
111 2038 Jun 17
Penumbral
116 2038 Dec 11
Penumbral
121 2039 Jun 06
Partial
126 2039 Nov 30
Partial
131 2040 May 26
Total
136 2040 Nov 18
Total
141 2041 May 16
Partial
146 2041 Nov 08
Partial
156 2042 Oct 28
Penumbral
Last set 2038 Jul 16 Last set 2038 Jan 21
Next set 2042 Apr 05 Next set 2042 Sep 29

Half-Saros cycle

A lunar eclipse will be preceded and followed by solar eclipses by 9 years and 5.5 days (a half saros).[5] This lunar eclipse is related to two total solar eclipses of Solar Saros 128.

June 1, 2030 June 11, 2048

See also

Notes

  1. ^ "June 6–7, 2039 Partial Lunar Eclipse". timeanddate. Retrieved 1 December 2024.
  2. ^ "Moon Distances for London, United Kingdom, England". timeanddate. Retrieved 1 December 2024.
  3. ^ "Partial Lunar Eclipse of 2039 Jun 06" (PDF). NASA. Retrieved 1 December 2024.
  4. ^ "Partial Lunar Eclipse of 2039 Jun 06". EclipseWise.com. Retrieved 1 December 2024.
  5. ^ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros