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OK0NAG > SOLAR 21.01.10 13:21l 83 Lines 2367 Bytes #999 (0) @ EU
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Subj: Weekly Forecast Bulletin
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Date: Thu, 21 Jan 2010 12:03:05 +0100 (CET)
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_____________________________________________________________________
Solar-activity forecast for the period Jan 22 - 28, 2010
Activity level: low to moderate
Radio flux (10.7 cm): a fluctuation in the range 83-93 f.u.
Flares: weak (numerous), middle (0-3/day)
Relative sunspot number: in the range 15-45
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Jan 22 to Jan 28, 2010
quiet: Jan 22, 23 and 25 to 28
quiet to unsettled: Jan 24
unsettled: 0
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Jan 14 to 19, unsettled on Jan 20.
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: Feb 17
quiet to unsettled: Jan (31,) Feb 8, 10 - 12
quiet: Jan (22,) 23 - 30, Feb 1 - 6, (7,) 9, 13 - 14, (15,) 16
Survey: quiet: Jan 12, 14, 16- 19
mostly quiet: -
quiet to unsettled: Jan 13
quiet to active: Jan 15
quiet to disturbed: Jan 20
mostly unsettled: -
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: franta.janda(at)quick.cz
_____________________________________________________________________
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