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OK0NAG > SOLAR 09.12.10 13:27l 86 Lines 2556 Bytes #999 (0) @ EU
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Subj: Weekly Forecasts Bulletin
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Date: Thu, 9 Dec 2010 13:23:20 +0100 (CET)
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_____________________________________________________________________
Solar-activity forecast for the period Dec 10 - 16, 2010
Activity level: very low to low
Radio flux (10.7 cm): a fluctuation in the range 89-80 f.u.
Flares: weak (0-8/day)
Relative sunspot number: in the range 11-45
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Dec 10 Dec 16, 2010
quiet: Dec 14
quiet to unsettled: Dec 12, 15 and 16
unsettled: Dec 10, 11 and 13
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary:
geomagnetic field was quiet from Dec 2 to 7,
unsettled on Dec 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
Geomagnetic field during the following solar rotation should be:
active to disturbed: Dec 25
unsettled to active: Dec 11, 20, 27, Jan 4
quiet to unsettled: Dec 10, 12, 16, 21, 26, 29
quiet: Dec (13,) 14 - 15, 17 - 19, 22 - 24, 28, 30 - 31, Jan (1 - 2,) 3
Survey: quiet: Dec 3 - 4, 6 - 7
mostly quiet: Dec 1 - 2, 5
quiet to unsettled: -
quiet to active: Dec 8
quiet to minor storm: -
quiet to disturbed: -
mostly unsettled: -
unsettled to active: -
unsettled to minor storm: -
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. Present forecasts are less reliable than usually.
F. K. Janda, OK1HH, Czech Propagation Interested Group
e-mail: ok1hh(at)rsys.cz
_____________________________________________________________________
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