Geomagnetic storms in Baltimore — Dec 25, 2009
Geomagnetic storms in Baltimore on Dec 25, 2009
the Earth's magnetosphere was quiet (Kp = 2.00)
Geomagnetic storms in the last 3 days
Changes in the geomagnetic index Kp from December 23 to 25, 2009 for mid latitudes
Location — Baltimore (geographic coordinates — 39.3 N -76.61 W | time zone UTC-05)

This chart in PNG format — high resolution
API data: JSON or TXT
Geomagnetic storms in Baltimore in December 2009
Changes in the maximum daily geomagnetic index Kp in December 2009 for mid latitudes
Location — Baltimore (geographic coordinates — 39.3 N -76.61 W | time zone UTC-05)

This chart in PNG format — high resolution
API data: JSON or TXT
Other activity indices
Index AP = 2
Index F10.7 = 76