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Geomagnetic storms in Honolulu — Sep 21, 2021

Geomagnetic storms in Honolulu on Sep 21, 2021

geomagnetic disturbances were observed (Kp = 4.00)

Geomagnetic storms in the last 3 days

Changes in the geomagnetic index Kp from September 19 to 21, 2021 for mid latitudes

Location — Honolulu (geographic coordinates — 21.31 N -157.83 W | time zone UTC-10)

Changes in the geomagnetic index Kp
This chart in PNG format — high resolution API data: JSON or TXT

Geomagnetic storms in Honolulu in September 2021

Changes in the maximum daily geomagnetic index Kp in September 2021 for mid latitudes

Location — Honolulu (geographic coordinates — 21.31 N -157.83 W | time zone UTC-10)

Changes in the maximum daily geomagnetic index Kp in September 2021
This chart in PNG format — high resolution API data: JSON or TXT

Other activity indices

Index AP = 8

Index F10.7 = 85