Geomagnetic storms in Sofia — Sep 21, 2019
Geomagnetic storms in Sofia on Sep 21, 2019
the Earth's magnetosphere was quiet (Kp = 3.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from September 19 to 21, 2019 for mid latitudes
Location — Sofia (geographic coordinates — 42.68 N 23.32 E | time zone UTC+03 - summer time)

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Geomagnetic storms in Sofia in September 2019
Changes in the maximum daily geomagnetic index Kp in September 2019 for mid latitudes
Location — Sofia (geographic coordinates — 42.68 N 23.32 E | time zone UTC+03 - summer time)

This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 7
Index F10.7 = 68