If the fast coronal mass ejection reached L1 and the geomagnetic activity index Kp is forecasted equal or larger than 7, then there is a chance of seeing aurora within 1-3 hours.
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| FORECASTS OF AURORA | |||||||||||||||||||||||||||
| Swedish Institute of Space Physics in Lund | Lund Space Weather Center | ||||||||||||||||||||||||||
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| Fast huge solar plasma clouds and fast solar winds produce beautiful aurora. | |||||||||||||||||||||||||||
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| Solar plasma cloud | Auroral oval | High latitude aurora | Mid latitude aurora | ||||||||||||||||||||||||
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| Forecasts of aurora for Kiruna region have been developed in Lund and are offered as voice and SMS messages for mobile phones. | If a fast halo coronal mass ejection has left the Sun, then there is a chance of seeing aurora within 1-3 days.
If the fast coronal mass ejection reached L1 and the geomagnetic activity index Kp is forecasted equal or larger than 7, then there is a chance of seeing aurora within 1-3 hours. |
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| Information about aurora and images | |||||||||||||||||||||||||||