Geomagnetic storms in Pierre — Sep 21, 2023
Geomagnetic storms in Pierre on Sep 21, 2023
the Earth's magnetosphere was quiet (Kp = 2.67)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from September 19 to 21, 2023 for mid latitudes
Location — Pierre (geographic coordinates — 44.37 N -100.34 W | time zone UTC-05 - summer time)
This chart in PNG format — high resolution
API data: JSON or TXT
Geomagnetic storms in Pierre in September 2023
Changes in the maximum daily geomagnetic index Kp in September 2023 for mid latitudes
Location — Pierre (geographic coordinates — 44.37 N -100.34 W | time zone UTC-05 - summer time)
This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 10
Index F10.7 = 168