Solar-Terrestrial Activity Chart


Important Notice We will change the URL of this service. Please use https://serdin.nict.go.jp/sedoss/solact4 from now on. We will close this URL at the end of March 2024.

NOTE: Solar-Terrestrial Activity Chart is based on informations of sunspot groups and solar flares, solar wind data from ACE/DSCOVR, geosynchronous observation of solar x-ray, high energy proton and electron 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/DSCOVR data are provided from NOAA/SWPC.

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

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2022, 03, 27:

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