Geomagnetic storms in Boston — Sep 13, 2023
Geomagnetic storms in Boston on Sep 13, 2023
geomagnetic disturbances were observed (Kp = 4.33)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from September 11 to 13, 2023 for mid latitudes
Location — Boston (geographic coordinates — 42.24 N -71.03 W | time zone UTC-05)

This chart in PNG format — high resolution
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Geomagnetic storms in Boston in September 2023
Changes in the maximum daily geomagnetic index Kp in September 2023 for mid latitudes
Location — Boston (geographic coordinates — 42.24 N -71.03 W | time zone UTC-05)

This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 17
Index F10.7 = 143