G1minor

The geomagnetic storm of 13 February 1976

On 13 February 1976 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 · 13 February 1976 00:00 UT

3Hours at Kp 5 or more

48Largest ap

Solar cycle 20Year 12 of solar cycle 20

Kp every three hours

56789

12 Feb13 Feb14 Feb

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 storm10 February 1976 · Kp 5

Next storm14 February 1976 · Kp 5−

1976

Geomagnetic storms of 1976Every storm

Geomagnetic storms since 1932Geomagnetic storm archive

Strong storms at the same time of year

10 – 12 February 1958Kp 9 · 48 h

15 – 16 February 1967Kp 8 · 15 h

15 February 1978Kp 7+ · 9 h

15 – 16 February 1980Kp 7 · 15 h

12 February 2000Kp 7− · 15 h

17 – 18 February 1998Kp 7− · 9 h