Top 50 tempestes geomagnètiques de 1999
On this page you will find an overview of the strongest geomagnetic storms of 1999 together with links to more information in our archive. Storms are ranked by the Disturbance storm-time index (Dst) that is designed to measure the magnetic signature of magnetospheric currents observed in the equatorial regions. The Dst index is provided by the World Data Center for geomagnetism in Kyoto.
Últimes notícies
X1.5 solar flare
M2.7 solar flare, CME arrival possible
Complex sunspot region 4366
Últims missatges del fòrum
Més temesDona suport a SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Fets del temps al espai
| Última Flamarada-X | 2026/03/30 | X1.5 |
| Última Flamarada-M | 2026/03/28 | M1.3 |
| Última tempesta geomagnètica | 2026/03/25 | Kp5+ (G1) |
| Dies sense taques | |
|---|---|
| Last 365 days | 3 dies |
| 2026 | 3 dies (3%) |
| Últim dia sense taques | 2026/02/24 |
| Número mensual mitjà de taques solars | |
|---|---|
| de febrer 2026 | 78.2 -34.3 |
| Last 30 days | 90.3 +19 |