Solar eclipse of August 11, 2018

Solar eclipse of August 11, 2018
Solar eclipse of August 11, 2018
	UTC)
Greatest eclipse	9:47:28
References
Saros	155 (6 of 71)
Catalog # (SE5000)	9549

The solar eclipse of August 11, 2018 was a partial solar eclipse that was visible in the north of North America, Greenland, Northern Europe and north-eastern Asia.^[1]^[2]

Visibility

The maximal phase of the partial eclipse was recorded in the East Siberian Sea, near Wrangel Island.

The eclipse was observed in Canada, Greenland, Scotland, most of the Nordic countries (Iceland, Norway, Sweden, Finland), Estonia, Latvia, practically throughout Russia (except for places southwest of the line roughly passing through Pskov, Moscow and Penza, and the most eastern places of the Far East), in Kazakhstan, Kyrgyzstan, Mongolia and China. During sunset, the eclipse was observed in North and South Korea.

Gallery

Moscow, Russia
, 9:40 UTC
Baley, Russia, 10:24 UTC

Related eclipses

Eclipses of 2018

Solar eclipses ascending node 2015-2018

Saros 125: Partial Solar Eclipse September 13, 2015
Saros 135: Annular Solar Eclipse September 1, 2016
Saros 145: Total Solar Eclipse August 21, 2017
Saros 155: Partial Solar Eclipse August 11, 2018

Solar eclipses 2015–2018

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.^[3]

Solar eclipse series sets from 2015 to 2018
Saros	Map	Gamma	Saros	Map	Gamma
Descending node			Ascending node
120 Longyearbyen, Svalbard	2015 March 20 Total	0.94536	125 Solar Dynamics Observatory	2015 September 13 Partial (south)	−1.10039
130 Balikpapan, Indonesia	2016 March 9 Total	0.26092	135 L'Étang-Salé, Réunion	2016 September 1 Annular	−0.33301
140 Partial from Buenos Aires	2017 February 26 Annular	−0.45780	145 Casper, Wyoming	2017 August 21 Total	0.43671
150 Partial from Olivos, Buenos Aires	2018 February 15 Partial (south)	−1.21163	155 Partial from Huittinen, Finland	2018 August 11 Partial (north)	1.14758

Partial solar eclipses on July 13, 2018, and January 6, 2019, occur during the next semester series.

Saros 155 series

It is a part of Saros cycle 155, repeating every 18 years, 11 days (223 synodic months), contains 71 events. The series started with a partial solar eclipse on June 17, 1928. It has total eclipses from September 12, 2072 to August 30, 2649. The series also has 3 hybrid eclipses from September 10, 2667 to October 3, 2703 and 20 annular eclipses from October 13, 2721 to May 8, 3064.

The series ends at member 71 as a partial eclipse on

October 26, 2144 and on November 6, 2162, at 4 minutes and 5 seconds.^[4]

Series members 1–10 occur between 1901 and 2100:
1	2	3
June 17, 1928	June 29, 1946	July 9, 1964
4	5	6
July 20, 1982	July 31, 2000	August 11, 2018
7	8	9
August 21, 2036	September 2, 2054	September 12, 2072
10
September 23, 2090

Metonic series

The metonic series repeats eclipses every 19 years (6939.69 days), lasting about 5 cycles. Eclipses occur in nearly the same calendar date. In addition, the octon subseries repeats 1/5 of that or every 3.8 years (1387.94 days). All eclipses in this table occur at the Moon's ascending node.

22 eclipse events between January 5, 1935 and August 11, 2018
January 4-5	October 23-24	August 10-12	May 30-31	March 18-19
111	113	115	117	119
January 5, 1935		August 12, 1942	May 30, 1946	March 18, 1950
121	123	125	127	129
January 5, 1954	October 23, 1957	August 11, 1961	May 30, 1965	March 18, 1969
131	133	135	137	139
January 4, 1973	October 23, 1976	August 10, 1980	May 30, 1984	March 18, 1988
141	143	145	147	149
January 4, 1992	October 24, 1995	August 11, 1999	May 31, 2003	March 19, 2007
151	153	155
January 4, 2011	October 23, 2014	August 11, 2018