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OK0NAG > SOLAR 23.07.09 12:21l 73 Lines 2064 Bytes #999 (0) @ EU
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Date: Thu, 23 Jul 2009 12:17:54 +0200 (CEST)
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Subject: solar & geomagnetic activity forecast
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Solar-activity forecast for the period Jul 24 - 30, 2009
Activity level: predominantly very low
Radio flux (10.7 cm): a fluctuation in the range 67-74 f.u.
Flares: weak (0-5/day)
Relative sunspot number: in the range 0-30
Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz
(RWC Prague)
_________________________________________________________________
Geomagnetic activity forecast for the period Jul 24 to Jul 30, 2009
quiet: Jul 24, 25 and 27 to 30
quiet to unsettled: Jul 26
unsettled: 0
active: 0
minor storm: 0
major storm: 0
severe storm: 0
Geomagnetic activity summary: geomagnetic field was quiet from
Jul 16 to 21, unsettled on Jul 22.
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
active to disturbed: July (25,) August 9, 18
unsettled to active: August (1,) 5 - 6
quiet to unsettled: July 24, (26, 31,) Aug 2, 6, 10, (16,) 19
quiet: July 27 - 30, Aug (3,) 4, 7 - 8, 11 - 15, (17)
Survey: quiet: July 15 - 19, 21
mostly quiet: July 20
quiet to disturbed: July 22
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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