[A-DX] Funkprognose 1.-7. Oktober 2004

[Wolf Harranth <harranth@xxxxxxxx>]

Solar-activity forecast for the period Oct 1 - 7, 2004

Activity level: predominantly very low to low
Radio flux (10.7 cm): a fluctuation in the range 85-135 f.u.
Flares: weak (0-12/day), middle (0-1/period)
Relative sunspot number: in the range 25-85

Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch@xxxxxxxxxx
(RWC Prague)
_________________________________________________________________

Geomagnetic activity forecast for the period Oct 1 to Oct 7, 2004

quiet: Oct 5, 6 and 7
quiet to unsettled: Oct 1 and 2
unsettled: Oct 3 and 4
active: 0
minor storm: 0
major storm: 0
severe storm: 0

Geomagnetic activity summary: geomagnetic field was quiet on Sep
24, 25, 26, 27, 28 and 29, unsettled on Sep 23.

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

Geomagnetic activity forecast for the period of one solar rotation

active:    Oct (2-3), 4-5(-6), 11-15, 17, 19-20, (25)
disturbed: Oct (4-)5, 11, 14-15, (17), 20
quiet:     Oct (1,) 7-10, (16, 18,) 21-24

Survey:   quiet: Sep 26
          mostly quiet: Sep 24, 27
          quiet to unsettled: Sep 25, 28-29
          quiet to active: Sep 22
          quiet to disturbed: Sep 23

Remarks: Days in brackets () => lower probability of activity
         (or lower accuracy of) forecast, depending on previous
         development on the Sun.

Frantisek K. Janda, OK1HH, Czech Propagation Interested Group
e-mail: franta.janda@xxxxxxxx
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