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OK0NAG > SOLAR 30.12.07 23:13l 79 Lines 2400 Bytes #999 (0) @ EU
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Subj: solar & geomagnetic activity forecast
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Date: Thu, 13 Dec 2007 12:15:45 +0100 (MET)
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Subject: solar & geomagnetic activity forecast
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_____________________________________________________________________
Solar-activity forecast for the period Dec 14 - 20, 2007
Activity level: mostly very low to low
Radio flux (10.7 cm): a fluctuation in the range 95-78 f.u.
Flares: weak (5-15/day), middle (0-1/period)
Relative sunspot number: in the range 40-20
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Dec 14 to Dec 20, 2007
quiet: Dec 14, 15 and 16
quiet to unsettled: 0
unsettled: Dec 18, 19 and 20
active: Dec 17
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Dec 6 to 9, quiet to unsettled on Dec 10 and 12, unsettled on Dec 11.
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
unsettled to active: Dec 14, (15,) 16, (25-27,) Jan (5, 8)
active to disturbed: Dec 17, (18,) 19-21, (22,) Jan 6(-7)
quiet: Dec (23-24,) 28-31, Jan 1-4,
Survey: quiet on: Dec 2-5, 7-8
mostly quiet on: Dec 6, 9
quiet to unsettled -
quiet to active on: Dec 12
quiet to disturbed on: Dec 10
mostly unsettled -
unsettled to active -
unsettled to disturbed on: Dec 11
mostly active -
active to disturbed -
disturbed -
Notice: Days in brackets refer to a lower probability of possible
solar activity enhancements depending on previous developments
on the sun.
F. K. Janda, OK1HH, Czech Propagation Interested Group
e-mail: franta.janda(at)quick.cz
_____________________________________________________________________
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