August 1970 lunar eclipse

Partial Lunar Eclipse August 17, 1970
(No photo)
The moon passes west to east (right to left) across the Earth's umbral shadow, shown in hourly intervals.
Series	118 (49 of 74)
Duration (hr:mn:sc)
Partial
Penumbral
Contacts
P1	UTC
U1
Greatest
U4
P4

A partial lunar eclipse took place on August 17, 1970.

Visibility

Relation to other lunar eclipses

Lunar year series

Lunar eclipse series sets from 1969–1973
Ascending node					Descending node
Saros	Date Viewing	Type Chart	Gamma		Saros	Date Viewing	Type Chart	Gamma
108	1969 Aug 27	Penumbral	−1.54066		113	1970 Feb 21	Partial	0.96198
118	1970 Aug 17	Partial	−0.80534		123	1971 Feb 10	Total	0.27413
128	1971 Aug 06	Total	−0.07944		133	1972 Jan 30	Total	−0.42729
138	1972 Jul 26	Partial	0.71167		143	1973 Jan 18	Penumbral	−1.08446
148	1973 Jul 15	Penumbral	1.51782
Last set	1969 Sep 25				Last set	1969 Apr 02
Next set	1973 Jun 15				Next set	1973 Dec 10

Metonic cycle

This is the third of five Metonic lunar eclipses.

The Metonic cycle repeats nearly exactly every 19 years and represents a Saros cycle plus one lunar year. Because it occurs on the same calendar date, the Earth's shadow will in nearly the same location relative to the background stars.

Metonic lunar eclipse sets 1951–2027

Descending node				Ascending node
Saros	Date	Type		Saros	Date	Type
103	1951 Feb 21.88	Penumbral		108	1951 Aug 17.13	Penumbral
113	1970 Feb 21.35	Partial		118	1970 Aug 17.14	Partial
123	1989 Feb 20.64	Total		128	1989 Aug 17.13	Total
133	2008 Feb 21.14	Total		138	2008 Aug 16.88	Partial
143	2027 Feb 20.96	Penumbral		148	2027 Aug 17.30	Penumbral

See also

• List of lunar eclipses
• List of 20th-century lunar eclipses

External links

• 1970 Aug 17 chart Eclipse Predictions by Fred Espenak, NASA/GSFC