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OK0NAG > SOLAR 19.02.09 12:08l 82 Lines 2439 Bytes #999 (0) @ EU
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Subj: solar & geomagnetic activity forecast
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Date: Thu, 19 Feb 2009 12:03:18 +0100 (CET)
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Subject: solar & geomagnetic activity forecast
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_____________________________________________________________________
Solar-activity forecast for the period Feb 20 - 26, 2009
Activity level: very low
Radio flux (10.7 cm): a fluctuation in the range 68-72 f.u.
Flares: weak (0-3/period)
Relative sunspot number: in the range 0-25
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_____________________________________________________________________
Geomagnetic activity forecast for the period Feb 20 to Feb 26, 2009
quiet: Feb 20, 23, 24, 25 and 26
quiet to unsettled: 0
unsettled: Feb 21 and 22
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet on
Feb 12, 13, 16, 17 and 18, unsettled on Feb 14 and 15.
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: Feb 21, (23, 26,) Mar 2, (3-4,) 14, 16
active to disturbed: Mar 13
quiet: Feb 20, (22, 24-25,) 27-28, Mar 1, 5-11, (12,) 15, 17-18
Survey: quiet: Feb 12-13, 17
mostly quiet: Feb 11, 16, 18
quiet to unsettled: Feb 15
quiet to active -
quiet to disturbed: Feb 14
mostly unsettled -
unsettled to active -
unsettled to disturbed -
mostly active -
active to disturbed -
disturbed -
Notices:
We were entered into generally quiet period before
enhancement of solar activity.
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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