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OK0NAG > SOLAR 14.01.10 11:47l 82 Lines 2383 Bytes #999 (0) @ EU
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Subj: Weekly Forecast Bulletin
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Date: Thu, 14 Jan 2010 11:44:20 +0100 (CET)
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_____________________________________________________________________
Solar-activity forecast for the period Jan 15 - 21, 2010
Activity level: mostly very low to low
Radio flux (10.7 cm): a decrease in the range 90-78 f.u.
Flares: weak (1-6/day), middle (0-1/period)
Relative sunspot number: in the range 40-15
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic,
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Jan 15 to Jan 21, 2010
quiet: Jan 15, 16, 18 and 21
quiet to unsettled: Jan 17, 19 and 20
unsettled: 0
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Jan 7 to 12, quiet to unsettled on Jan 13.
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: -
quiet to unsettled: Jan (18,) 19, (20, 22,) Feb 7 - 9
quiet: Jan 15 - 17, 21, 23 - 29, (30,) 31, Feb 1 - 5, (6)
Survey: quiet: Jan 1 - 10, 12 - 13
mostly quiet: -
quiet to unsettled: Jan 11
quiet to active: -
quiet to disturbed: -
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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