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OK0NAG > SOLAR    18.12.08 12:47l 69 Lines 1908 Bytes #999 (0) @ EU
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Subj: solar & geomagnetic activity forecast
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Subject: solar & geomagnetic activity forecast
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Solar-activity forecast for the period Dec 19 - 25, 2008
        
Activity level: predominantly very low
Radio flux (10.7 cm): a fluctuation in the range 66-72 f.u.
Flares: weak (0-4/day)
Relative sunspot number: in the range 0-25

Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz 
(RWC Prague)
_________________________________________________________________

Geomagnetic activity forecast for the period Dec 19 to Dec 25, 2008

quiet: Dec 19, 20, 21 and 25
quiet to unsettled: Dec 24
unsettled: Dec 22 and 23
active: 0
minor storm: 0
major storm: 0
severe storm: 0

Geomagnetic activity summary: geomagnetic field was quiet from 
Dec 11 to 17.  

RWC Prague, Geophysical Institute Prague, Geomagnetic Dept, 
Czech Republic 
e-mail: geom(at)ig.cas.cz
_________________________________________________________________

Geomagnetic activity forecast for the period of one solar rotation

unsettled to active: Dec 23, 25, Jan 4, (5, 13)
active to disturbed: Dec (22, 24,) Jan 2-3
quiet: Dec 19-21, 26-30, (31,) Jan (1,) 6-9, (10-11,) 12, 14

Survey: quiet: Dec 9-15
        quiet to unsettled: Dec 16-17

   Notice: Days in brackets refer to a lower probability of possible
        solar activity enhancements depending on previous developments

        on the sun.

F. K. Janda, OK1HH, Czech Propagation Interested Group
e-mail: franta.janda(at)quick.cz











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