Geomagnetic storms in Hartford — Oct 19, 2025
Geomagnetic storms in Hartford on Oct 19, 2025
the Earth's magnetosphere was quiet (Kp = 3.33)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from October 17 to 19, 2025 for mid latitudes
Location — Hartford (geographic coordinates — 41.77 N -72.68 W | time zone UTC-04 - summer time)
This chart in PNG format — high resolution
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Geomagnetic storms in Hartford in October 2025
Changes in the maximum daily geomagnetic index Kp in October 2025 for mid latitudes
Location — Hartford (geographic coordinates — 41.77 N -72.68 W | time zone UTC-04 - summer time)
This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 18
Index F10.7 = 147