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NAOJ News 2016,3 Special Poster
(PDF,21MB,3.6MB)

A spotless month (2009)

The biggest sunspot in solar cycle 24 (2014)

Sunspot relative numbers since 1918

Sunspot butterfly diagram

Solar flare in Hα
(Aug. 4 2011)

A plane transit the Sun (Feb. 28 2015)

The ISS transit across the Sun (Nov. 3 2015)

Useful Links

Total solar eclipse

Total solar eclipse in Indonesia, 1988 March 18 (photo by H.Miyazaki)

Last updated: Dec. 10, 2011

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