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OK0NAG > SOLAR 14.05.09 11:39l 84 Lines 2473 Bytes #999 (0) @ EU
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Date: Thu, 14 May 2009 12:31:58 +0200 (CEST)
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Subject: solar & geomagnetic activity forecast
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_____________________________________________________________________
Solar-activity forecast for the period May 15 - 21, 2009
Activity level: predominantly very low
Radio flux (10.7 cm): a fluctuation in the range 69-76 f.u.
Flares: weak (0-5/period)
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 May 15 to May 21, 2009
quiet: May 16 to 21
quiet to unsettled: May 15
unsettled: 0
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet on
May 6, 7 and from 9 to 13, unsettled on May 8.
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
active to disturbed: June 3(-4)
unsettled to active: May (21-22), June 5
quiet to unsettled: May 15, 18, 23-24
quiet: (16,) 17, 19-20, 25-31, June 1(-2), 6-10
Survey: quiet: May 10-12
mostly quiet: May 13
quiet to unsettled: May 7, 9
quiet to active: May 6, 8
quiet to disturbed -
mostly unsettled -
unsettled to active -
unsettled to disturbed -
mostly active -
active to disturbed -
disturbed -
Notices:
Mostly quiet conditions before the enhancement
of solar activity are expected.
Days in brackets refer to a lower probability
of possible activity enhancements depending
on previous development on the sun.
F. K. Janda, OK1HH, Czech Propagation Interested Group
e-mail: franta.janda(at)quick.cz
_____________________________________________________________________
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