Magnetic storms on Sep 23, 1999
Geomagnetic storms on Sep 23, 1999
Geomagnetic storms were observed on Sep 23, 1999- Magnetic storm of level G2 (moderate) from 00:00 to 03:00
- Magnetic storm of level G2 (moderate) from 03:00 to 06:00
Magnetic storms for the last 3 days
Max solar activity on Sep 23, 1999
No data for Sep 23, 1999