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T O P I C R E V I E W
vk3pa
Posted - 13 Apr 2006 : 7:04:56 PM FAST WARNING 'PRESTO' MESSAGE from the SIDC (RWC-Belgiu # #--------------------------------------------------------------------# A recurrent coronal hole has crossed the central meridian and the influence of its high speed solar wind stream is expected in the coming 36hours. In its previous passage, the solar wind speed went up to 700km/s (March 20) and Kp=5 (minor storm levels, March 18) was reached