Solar-Terrestrial Activity Chart

NOTE:Solar-Terrestrial Activity Chart is based on informations of sunspot groups and solar flares, solar wind data from ACE, geosynchronous observation from GOES satellite, and K index from Kakioka magnetic observatory.
This chart is a imagemap linked to detailed information or magnified plot. You will obtain related information or magnified plot by pointing your cursor at one of the graphs and clicking on it.
GOES and ACE data are provided from NOAA/SWPC.

Enter date (YYYY,MM,DD): and press button.

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Today (2017, 2, 27):

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NICT Space Environment Information Service