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OK0NAG > SOLAR 22.04.10 13:21l 85 Lines 2398 Bytes #999 (0) @ EU
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Subj: Weekly Forecasts Bulletin
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Date: Thu, 22 Apr 2010 13:14:17 +0200 (CEST)
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_____________________________________________________________________
Solar-activity forecast for the period Apr 23 - 29, 2010
Activity level: mostly very low
Radio flux (10.7 cm): a fluctuation in the range 75-81 f.u.
Flares: weak (0-5/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 Apr 23 to Apr 29, 2010
quiet: Apr 24, 25, 26, 28 and 29
quiet to unsettled: Apr 23 and 27
unsettled: 0
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Apr 15 to 21.
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
Geomagnetic field during the following solar rotation should be:
active to disturbed: -
unsettled to active: Apr 26 - 28, May (1 - 4)
quiet to unsettled: Apr 29 - 30, May 5 - 7, (8 - 9), 11 - 12, 17 - 19
quiet: Apr 23 - 25, May 10, 13 - 16
Survey: quiet: -
mostly quiet: 16 - 21
quiet to unsettled: -
quiet to active: Apr 14 - 15
quiet to minor storm: -
mostly unsettled: -
unsettled to active: -
minor to major storm: -
active to disturbed: -
disturbed: -
Notices:
Days in brackets refer to a lower probability of possible
activity enhancements depending on previous development on the sun.
Accuracy and reliability of forecasts are generally low at present.
Petr Kolman, OK1MGW, Czech Propagation Interested Group
e-mail: kolmanp(at)razdva.cz
_____________________________________________________________________
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