Geomagnetic storms in Anchorage — Sep 21, 2023
Geomagnetic storms in Anchorage 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 — Anchorage (geographic coordinates — 61.22 N -149.88 W | time zone UTC-09)

This chart in PNG format — high resolution
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Geomagnetic storms in Anchorage in September 2023
Changes in the maximum daily geomagnetic index Kp in September 2023 for mid latitudes
Location — Anchorage (geographic coordinates — 61.22 N -149.88 W | time zone UTC-09)

This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 10
Index F10.7 = 168