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OK0NAG > SOLAR 12.08.10 12:14l 89 Lines 2541 Bytes #999 (0) @ EU
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Subj: Weekly Forecasts Bulletin
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Date: Thu, 12 Aug 2010 12:00:12 +0200 (CEST)
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_____________________________________________________________________
Solar-activity forecast for the period Aug 13 - 19, 2010
Activity level: mostly very low to low)
Radio flux (10.7 cm): a fluctuation in the range 82-92 f.u.
Flares: weak (1-8/day), middle (0-2/period)
Relative sunspot number: in the range 25-55
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Aug 13 to Aug 19, 2010
quiet: Aug 13, 14, 17, 18 and 19
quiet to unsettled: Aug 15 and 16
unsettled: 0
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary:
geomagnetic field was quiet from Aug 5 to 8 and 10, quiet to
unsettled on Aug 11, unsettled on Aug 9.
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: Aug 23, 31
unsettled to active: Aug 24, Sep 1, 5
quiet to unsettled: Aug 16, (19, 26 - 27,) Sep 6 - 7
quiet: Aug 13 - 15, (17,) 18, 20, (21 - 22, 25,) 28, (29 - 30,)
Sep (2 - 4, 8)
Survey: quiet: Aug 7 - 8,
mostly quiet: Aug 6, 10
quiet to unsettled: Aug 9, 11
quiet to active: Aug 5
quiet to minor storm: -
quiet to disturbed: -
mostly unsettled: -
unsettled to active: -
unsettled to minor storm: -
minor to major storm: -
active to disturbed: Aug 4
disturbed: -
Notices:
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: ok1hh(at)rsys.cz
_____________________________________________________________________
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