August 2027 lunar eclipse

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Template:Short description Template:Infobox lunar eclipse A penumbral lunar eclipse will occur at the Moon’s ascending node of orbit on Tuesday, August 17, 2027,[1] with an umbral magnitude of −0.5234. A lunar eclipse occurs when the Moon moves into the Earth's shadow, causing the Moon to be darkened. A penumbral lunar eclipse occurs when part or all of the Moon's near side passes into 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 about 1.9 days after apogee (on August 15, 2027, at 10:20 UTC), the Moon's apparent diameter will be smaller.[2]

Visibility

The eclipse will be completely visible over North and South America, seen rising over Australia and the central Pacific Ocean and setting over west Africa.[3]

File:Lunar eclipse from moon-2027Aug17.png File:Lunar eclipse chart close-2027Aug17.png

Eclipse details

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

August 17, 2027 Lunar Eclipse Parameters
Parameter Value
Penumbral Magnitude 0.54758
Umbral Magnitude −0.52344
Gamma 1.27974
Sun Right Ascension 09h45m58.6s
Sun Declination +13°27'30.2"
Sun Semi-Diameter 15'47.8"
Sun Equatorial Horizontal Parallax 08.7"
Moon Right Ascension 21h43m58.8s
Moon Declination -12°24'40.9"
Moon Semi-Diameter 14'44.9"
Moon Equatorial Horizontal Parallax 0°54'07.8"
ΔT 72.8 s

Eclipse season

Script error: No such module "Labelled list hatnote". 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. The first and last eclipse in this sequence is separated by one synodic month.

Eclipse season of July–August 2027
July 18
Ascending node (full moon)
August 2
Descending node (new moon)
August 17
Ascending node (full moon)
File:Lunar eclipse chart close-2027Jul18.png File:SE2027Aug02T.png File:Lunar eclipse chart close-2027Aug17.png
Penumbral lunar eclipse
Lunar Saros 110
Total solar eclipse
Solar Saros 136
Penumbral lunar eclipse
Lunar Saros 148

Related eclipses

Eclipses in 2027

Metonic

Tzolkinex

Half-Saros

Tritos

Lunar Saros 148

Inex

Triad

Lunar eclipses of 2024–2027

Template:Lunar eclipse set 2024-2027

Metonic series

Template:Metonic lunar eclipse 1951-2027

Saros 148

Template:Lunar Saros series 148

Tritos series

Template:Lunar Tritos series October 2005

Inex series

Template:Lunar Inex series August 2027

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 partial solar eclipses of Solar Saros 155.

August 11, 2018 August 21, 2036
File:SE2018Aug11P.png File:SE2036Aug21P.png

See also

References

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  5. Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros

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External links

Template:Lunar eclipses


Template:Lunar-eclipse-stub