Kp index — May 2002
The Kp archive
GFZ definitive record · 3-hour UTC intervals · 1932 → 2026-07-31
Max Kp
8.3
23 May · G4
Storm nights
6
G1×4G3×1G4×1
Time at storm level
5.6%
intervals at Kp ≥ 5−
Avg Kp
2.0
all intervals
Tap a day — its eight intervals open here.
Highlights
- G4 storm · May 23 · peak Kp 8.3
2002 · the year at a glance — storm nights by month · year peak Kp 8.3
All-time record: Kp 9.0 — reached on 27 days, most recently 2024-05-11.