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OK0NAG > SOLAR 11.02.10 13:20l 85 Lines 2443 Bytes #999 (0) @ EU
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Subj: Weekly Forecast Bulletin
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Date: Thu, 11 Feb 2010 13:15:22 +0100 (CET)
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_____________________________________________________________________
Solar-activity forecast for the period Feb 12- 18, 2010
Activity level: mostly very low to low
Radio flux (10.7 cm): a fluctuation in the range 85-94 f.u.
Flares: weak (3-10/day), middle (0-4/period)
Relative sunspot number: in the range 30-60
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Feb 12 to Feb 18, 2010
quiet: Feb 17 and 18
quiet to unsettled: Feb 16
unsettled: Feb 12, 13 and 15
unsettled to active: Feb 14
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Feb 4 to 10.
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: Feb 18, Mar (2,) 3
unsettled to active: Feb 12
mostly unsettled: Feb 20, 23, 26 - 27, Mar 4, 6 - 7, 11 - 12
quiet to unsettled: Feb 13
quiet: Feb (14 - 17,) 19, 21 - 22, 24 - 25, 28, Mar 1, (5), 8 - 10
Survey: quiet: 4 - 5, 9 - 10
mostly quiet: Feb 7 - 8
quiet to unsettled: Feb 6
quiet to active: -
quiet to disturbed: -
mostly unsettled: Feb 3
unsettled to disturbed: -
mostly active: -
active to disturbed: -
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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