January 1982 lunar eclipse

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Template:Short description Script error: No such module "Unsubst". Template:Infobox lunar eclipse A total lunar eclipse occurred at the Moon’s ascending node of orbit on Saturday, January 9, 1982,[1] with an umbral magnitude of 1.3310. A lunar eclipse occurs when the Moon moves into the Earth's shadow, causing the Moon to be darkened. A total lunar eclipse occurs when the Moon's near side entirely passes into the Earth's umbral shadow. 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. A total lunar eclipse can last up to nearly two hours, while a total solar eclipse lasts only a few minutes at any given place, because the Moon's shadow is smaller. Occurring about 1.3 days after perigee (on January 8, 1982, at 11:30 UTC), the Moon's apparent diameter was larger.[2]

Visibility

The eclipse was completely visible over much of Africa, Europe, and Asia, seen rising over northeastern North America, eastern South America, and west Africa and setting over Australia and the western Pacific Ocean.[3]

File:Lunar eclipse from moon-1982Jan09.png File:Lunar eclipse chart close-1982Jan09.png

Eclipse details

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

January 9, 1982 Lunar Eclipse Parameters
Parameter Value
Penumbral Magnitude 2.31475
Umbral Magnitude 1.33103
Gamma −0.29158
Sun Right Ascension 19h23m18.7s
Sun Declination -22°03'36.2"
Sun Semi-Diameter 16'15.8"
Sun Equatorial Horizontal Parallax 08.9"
Moon Right Ascension 07h23m15.4s
Moon Declination +21°45'55.7"
Moon Semi-Diameter 16'32.0"
Moon Equatorial Horizontal Parallax 1°00'40.7"
ΔT 52.3 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.

Eclipse season of January 1982
January 9
Ascending node (full moon)
January 25
Descending node (new moon)
File:Lunar eclipse chart close-1982Jan09.png File:SE1982Jan25P.png
Total lunar eclipse
Lunar Saros 124
Partial solar eclipse
Solar Saros 150

Related eclipses

Eclipses in 1982

Metonic

Tzolkinex

Half-Saros

Tritos

Lunar Saros 124

Inex

Triad

Lunar eclipses of 1980–1984

Template:Lunar eclipse set 1980-1984

Saros 124

Template:Lunar Saros series 124

Tritos series

Template:Lunar Tritos series November 2003

Inex series

Template:Lunar Inex series December 2010

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 annular solar eclipses of Solar Saros 131.

January 4, 1973 January 15, 1991
File:SE1973Jan04A.png File:SE1991Jan15A.png

See also

Notes

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  3. Script error: No such module "citation/CS1".
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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