December 1973 lunar eclipse

A partial lunar eclipse took place on Monday, December 10, 1973, the last of four lunar eclipses in 1973. At maximum eclipse, a small bite out of the Moon should have been visible. The eclipse lasted for 1 hour, 8 minutes and 29.4 seconds, with just 10.069% of the Moon in shadow at maximum.[1] It occurred near perigee, and as described, such event was known as a supermoon.

December 1973 lunar eclipse
Partial eclipse
Date10 December 1973
Gamma0.96441
Magnitude0.10069
Saros cycle115 (55 of 72)
Partiality68 minutes, 29.4 seconds
Penumbral252 minutes, 7.4 seconds
Contacts (UTC)
P123:38:19.1 (9 Dec)
U101:10:09.7 (10 Dec)
Greatest01:44:21.9 (10 Dec)
U402:18:39.1 (10 Dec)
P403:50:26.5 (10 Dec)

Visibility

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Eclipses in 1973

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Lunar year series

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Lunar eclipse series sets from 1973–1976
Ascending node   Descending node
Saros Date
Viewing
Type
Chart
Gamma Saros Date
Viewing
Type
Chart
Gamma
110 1973 Jun 15
 
Penumbral
 
−1.32166 115 1973 Dec 10
 
Partial
 
0.96441
120 1974 Jun 04
 
Partial
 
−0.54887 125 1974 Nov 29
 
Total
 
0.30540
130 1975 May 25
 
Total
 
0.23674 135 1975 Nov 18
 
Total
 
−0.41343
140 1976 May 13
 
Partial
 
0.95860 145 1976 Nov 06
 
Penumbral
 
−1.12760
Last set 1973 Jul 15 Last set 1973 Jan 18
Next set 1977 Apr 04 Next set 1977 Sep 27


Half-Saros cycle

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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 partial solar eclipses of Solar Saros 122.

December 4, 1964 December 15, 1982
   

See also

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Notes

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  1. ^ Hermit Eclipse: Saros cycle 115
  2. ^ Mathematical Astronomy Morsels, Jean Meeus, p.110, Chapter 18, The half-saros
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