[A-DX] Funkprognose 3.-9. Dezember

[Wolf Harranth <harranth@xxxxxxxx>]

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Solar-activity forecast for the period Dec 3 - 9, 2004

Activity level: predominantly very low to low
Radio flux (10.7 cm): a fluctuation in the range 90-125 f.u.
Flares: weak (2-15/day), middle (0-2/period)
Relative sunspot number: in the range 25-80

Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch@xxxxxxxxxx
(RWC Prague)
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Geomagnetic activity forecast for the period Dec 3 to Dec 9, 2004

quiet: 0
quiet to unsettled: 0
unsettled: Dec 3, 7, 8 and 9
unsettled to active: Dec 6
active: Dec 4 and 5
minor storm: 0
major storm: 0
severe storm: 0

Geomagnetic activity summary: geomagnetic field was unsettled
from Nov 26 to Dec 1, unsettled to active on Nov 25.

RWC Prague, Geophysical Institute Prague, Geomagnetic Dept,
Czech Republic
e-mail: geom@xxxxxxxxx
_____________________________________________________________________

Geomagnetic activity forecast for the period of one solar rotation

active:     Dec 4-9, 13-14, 17-18, 22-27,
disturbed:  Dec (4-8),
quiet:      Dec 3, 10-12, 15-16, (19-21), 28-29

Survey:
       unsettled to active:  Nov 27-28, 30, Dec 1
                    active:  Nov 25-26, 29


Remarks: Days in brackets () => lower probability of activity
         (or lower accuracy of) forecast, depending on previous
         development on the Sun. In addition especially at this
         time of the solar cycle, space weather conditions are
         frequently determined by short timescale events, usually
         not able to be forecasted.


Petr Kolman, OK1MGW, Czech Propagation Interested Group
e-mail: kolmanp.razdva.cz
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