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OK0NAG > SOLAR 12.02.09 14:45l 73 Lines 2068 Bytes #999 (0) @ EU
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Subj: solar & geomagnetic activity forecast
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Date: Thu, 12 Feb 2009 12:03:34 +0100 (CET)
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Subject: solar & geomagnetic activity forecast
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Solar-activity forecast for the period Feb 13 - 19, 2009
Activity level: predominantly very low
Radio flux (10.7 cm): a fluctuation in the range 67-74 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 Feb 13 to Feb 19, 2009
quiet: Feb 13 and 16 to 19
quiet to unsettled: Feb 15
unsettled: Feb 14
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Feb 5 to 11.
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: Feb 13, (21-23, 26,) Mar (2)
active to disturbed: Feb 14, (15-16,) 25, Mar 1, (3)
quiet: Feb 17-20, (24, 27-28,) Mar 4-6, (7-9,) 10-11
Survey: quiet: Feb 6-10
mostly quiet: Feb 11
quiet to unsettled: Feb 5
quiet to disturbed: Feb 3-4
Notices:
We are entered into generally quiet period before
enhancement of solar activity.
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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