December 1973 lunar eclipse

December 1973 lunar eclipse
Partial eclipse
Date	10 December 1973
Gamma	0.96441
Magnitude	0.10069
Saros cycle	115 (55 of 72)
Partiality	68 minutes, 29.4 seconds
Penumbral	252 minutes, 7.4 seconds
P1
Contacts (UTC)
P1	23:38:19.1 (9 Dec)
U1	01:10:09.7 (10 Dec)
Greatest	01:44:21.9 (10 Dec)
U4	02:18:39.1 (10 Dec)
P4	03:50:26.5 (10 Dec)
	← July 1973 June 1974 →

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.

Visibility

Related lunar eclipses

Eclipses in 1973

An annular solar eclipse on Thursday, 4 January 1973.
A penumbral lunar eclipse on Thursday, 18 January 1973.
A penumbral lunar eclipse on Friday, 15 June 1973.
A total solar eclipse on Saturday, 30 June 1973.
A penumbral lunar eclipse on Sunday, 15 July 1973.
A partial lunar eclipse on Monday, 10 December 1973.
An annular solar eclipse on Monday, 24 December 1973.

Lunar year series

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

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.