Index
International Quiet Sun Years 1965/1965
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The International Quiet Sun Years (IQSY) was a period from January 1, 1964, to December 31, 1965, near solar minimum,
when solar and geophysical phenomena were studied by observatories around the world and by spacecraft
to improve our understanding of solar-terrestrial relations.
2016 J. Giesen
zuletzt geändert: 11. Jan. 2016