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COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
Solar activity (Rz) 1850 - 2002Ampligrams & Time Scale Spectra
Solar activity (Rz) 1850 - 2002Ampligrams & Time Scale Spectra
Solar Activity (Rz) 1850 - 2002Ampligrams & Time Scale Spectra
Solar Activity (Rz) 1850 - 2002Ampligrams & Time Scale Spectra
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
Solar activity --> Solar wind E --> North Atlantic Oscillation --> T
Power industry interested
Solar activity --> Solar wind E --> North Atlantic Oscillation --> T
Power industry interested
ESA GIC Pilot Project ESA GIC Pilot Project
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
COST Action 724 Space WeatherBrussels November 24, 2003
The October 14 -November 6 events:It all started with no sunspots
The October 14 -November 6 events:It all started with no sunspots
• No sunspots (R=24)• Aurora observed in Southern Sweden (Gothenburg, Lund)• Media got interested• SOHO/MDI far side images had told me Large ARs were to come
Many radio and newspaper interviews followed and AR 484 entered
Then came the AR 486, October 28 event
Then came the AR 486, October 28 event
• Even more interviews• Warnings and reports were sent to power industry• Discussions with power operators
The October 28 halo CME arrived
at 05 UT 29/10 (quickly Bz>0)
The October 28 halo CME arrived
at 05 UT 29/10 (quickly Bz>0)
Effected transformer. GIC ≈ 173A
Then arrived the October 29halo CME at 17 UT 30/10
Then arrived the October 29halo CME at 17 UT 30/10
Power systems effected, power outage 20:07 in MalmöGICs > 200 A were measured (downloading data)
Discussions withoperators duringthe storm. They made adjustmentsbut not enough
The power failure got enormous media attention in Sweden
The power failure got enormous media attention in Sweden
Every TV, radio stationand newspaperhad something
Och sen ….X28 solar flare November 4!!Och sen ….X28 solar flare November 4!!
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