G1minor

The geomagnetic storm of 14 May 2002

On 14 May 2002 the Kp index reached 5: a G1 (minor) storm, with 3 hours at Kp 5 or more. At its peak the lights could be seen from 280,376 places in the atlas, down to about 51° magnetic latitude.

Kp 5Peak Kp · 14 May 2002 18:00 UT

3Hours at Kp 5 or more

48Largest ap

Solar cycle 23Year 6 of solar cycle 23

Kp every three hours

56789

13 May14 May15 May

Where the lights could be seen

At Kp 5 the lights reach 280,376 places of the atlas on the horizon and 80,365 overhead, down to about 51° magnetic latitude.

Countries

Russia119,505 placesSweden27,876 placesFinland24,291 placesUnited States22,332 placesCanada17,756 placesLithuania16,991 placesNorway13,111 placesLatvia7,542 placesUnited Kingdom7,329 placesBelarus6,984 places

At the edge: just within reach

ChicagoUnited StatesUfaRussiaDetroitUnited StatesVilniusLithuaniaUlyanovskRussiaRyazanRussiaVitebskBelarusBelfastUnited Kingdom

The largest towns that could see them

Before and after

Previous storm14 May 2002 · Kp 5−

Next storm18 May 2002 · Kp 5+

2002

Geomagnetic storms of 2002Every storm

Geomagnetic storms since 1932Geomagnetic storm archive

Strong storms at the same time of year

10 – 12 May 2024Kp 9 · 39 h

9 – 11 May 1992Kp 9− · 54 h

12 – 13 May 1949Kp 9− · 27 h

11 – 13 May 1938Kp 9− · 30 h

15 – 16 May 2005Kp 8+ · 30 h

11 – 12 May 1959Kp 8+ · 27 h