Solar eclipse of January 25, 1963

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Template:Short description Script error: No such module "Solar eclipse". An annular solar eclipse occurred at the Moon's descending node of orbit on Friday, January 25, 1963,[1] with a magnitude of 0.9951. A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby totally or partly obscuring the image of the Sun for a viewer on Earth. An annular solar eclipse occurs when the Moon's apparent diameter is smaller than the Sun's, blocking most of the Sun's light and causing the Sun to look like an annulus (ring). An annular eclipse appears as a partial eclipse over a region of the Earth thousands of kilometres wide. The Moon's apparent diameter was near the average diameter because it occurred 8.2 days after apogee (on January 17, 1963, at 8:00 UTC) and 3.7 days before perigee (on January 29, 1963, at 7:20 UTC).[2]

The moon's apparent diameter was 4.8 arcseconds larger than the July 20, 1963 total solar eclipse. This was an annular solar eclipse because it occurred in January and the earth is near its perihelion (closest approach to the Sun) in January.

The path of annularity crossed Chile, Argentina, South Africa, southern Basutoland (today's Lesotho) and Malagasy Republic (today's Madagascar). A partial eclipse was visible for parts of southern and central South America, Antarctica, Southern Africa, and Eastern Africa.

Eclipse details

Shown below are two tables displaying details about this particular solar eclipse. The first table outlines times at which the moon's penumbra or umbra attains the specific parameter, and the second table describes various other parameters pertaining to this eclipse.[3]

January 25, 1963 Solar Eclipse Times
Event Time (UTC)
First Penumbral External Contact 1963 January 25 at 10:57:14.2 UTC
First Umbral External Contact 1963 January 25 at 12:01:54.0 UTC
First Central Line 1963 January 25 at 12:02:36.0 UTC
Greatest Duration 1963 January 25 at 12:02:36.0 UTC
First Umbral Internal Contact 1963 January 25 at 12:03:18.1 UTC
Equatorial Conjunction 1963 January 25 at 13:29:27.8 UTC
Greatest Eclipse 1963 January 25 at 13:37:11.7 UTC
Ecliptic Conjunction 1963 January 25 at 13:42:27.8 UTC
Last Umbral Internal Contact 1963 January 25 at 15:11:13.0 UTC
Last Central Line 1963 January 25 at 15:11:52.2 UTC
Last Umbral External Contact 1963 January 25 at 15:12:31.4 UTC
Last Penumbral External Contact 1963 January 25 at 16:17:06.6 UTC
January 25, 1963 Solar Eclipse Parameters
Parameter Value
Eclipse Magnitude 0.99511
Eclipse Obscuration 0.99025
Gamma −0.48984
Sun Right Ascension 20h28m50.7s
Sun Declination -19°03'07.2"
Sun Semi-Diameter 16'14.7"
Sun Equatorial Horizontal Parallax 08.9"
Moon Right Ascension 20h29m08.2s
Moon Declination -19°31'24.1"
Moon Semi-Diameter 15'56.3"
Moon Equatorial Horizontal Parallax 0°58'29.7"
ΔT 34.5 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 1963
January 9
Ascending node (full moon)
January 25
Descending node (new moon)
File:Lunar eclipse chart close-1963Jan09.png File:SE1963Jan25A.png
Penumbral lunar eclipse
Lunar Saros 114
Annular solar eclipse
Solar Saros 140

Related eclipses

Eclipses in 1963

Metonic

Tzolkinex

Half-Saros

Tritos

Solar Saros 140

Inex

Triad

Solar eclipses of 1961–1964

This eclipse is a member of a semester series. An eclipse in a semester series of solar eclipses repeats approximately every 177 days and 4 hours (a semester) at alternating nodes of the Moon's orbit.[4]

The partial solar eclipses on June 10, 1964 and December 4, 1964 occur in the next lunar year eclipse set.

Solar eclipse series sets from 1961 to 1964
Descending node   Ascending node
Saros Map Gamma Saros Map Gamma
120
File:1961 Total Solar Eclipse.jpg
February 15, 1961
File:SE1961Feb15T.png
Total
0.883 125 August 11, 1961
File:SE1961Aug11A.png
Annular
−0.8859
130 February 5, 1962
File:SE1962Feb05T.png
Total
0.2107 135 July 31, 1962
File:SE1962Jul31A.png
Annular
−0.113
140 January 25, 1963
File:SE1963Jan25A.png
Annular
−0.4898 145 July 20, 1963
File:SE1963Jul20T.png
Total
0.6571
150 January 14, 1964
File:SE1964Jan14P.png
Partial
−1.2354 155 July 9, 1964
File:SE1964Jul09P.png
Partial
1.3623

Saros 140

Template:Solar Saros series 140

Metonic series

Template:Solar Metonic series 1902–1989

Tritos series

Template:Solar Tritos series 2006 September 22

Inex series

Template:Solar Inex series 2020 December 14

Notes

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  1. ↑ Script error: No such module "citation/CS1".
  2. ↑ Script error: No such module "citation/CS1".
  3. ↑ Script error: No such module "citation/CS1".
  4. ↑ Script error: No such module "citation/CS1".

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References

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