000003490 001__ 3490
000003490 005__ 20180130135743.0
000003490 037__ $$aDATASET-2018-0016
000003490 100__ $$aClette, F.
000003490 245__ $$aInternational Sunspot Number
000003490 260__ $$c2017
000003490 500__ $$aTotal, North, South, daily, monthly mean, monthly smoothed, yearly mean sunspot number time series (1700 to present) 
000003490 520__ $$aWorld Data Center SILSO, Sunspot Index and Long-term Solar Observations , 1 - 12/2017 Dataset released under the open data policy.
000003490 594__ $$aSTCE
000003490 700__ $$aLefèvre, L.
000003490 8560_ $$fdavid.berghmans@observatoire.be
000003490 85642 $$ahttp://www.sidc.be/silso/datafiles
000003490 980__ $$aDATASET