[A-DX] Funkprognose 15.-21. Oktober

[Wolf Harranth <harranth@xxxxxxxx>]

Solar-activity forecast for the period Oct 15 - 21, 2004

Activity level: very low to low
Radio flux (10.7 cm): a fluctuation in the range 75-125 f.u.
Flares: weak (1-12/day)
Relative sunspot number: in the range 11-60

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

Geomagnetic activity forecast for the period Oct 15 to Oct 21, 2004

quiet: Oct 20 and 21
quiet to unsettled: Oct 16
unsettled: Oct 15, 17 and 19
unsettled to active: Oct 18
active: 0
minor storm: 0
major storm: 0
severe storm: 0

Geomagnetic activity summary: geomagnetic field was quiet on
Oct 7, 8 and 9, unsettled on Oct 10, 11 and 12, active on Oct 13.

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 15, 17-20, (25-26,) (29,) 30-31, Nov (5-6,) 8-10
disturbed: Oct (15,) 17, 19, 30(-31,) Nov 9-10
quiet:     Oct (16,) 21-24, 27-28, Nov 1-4, (7)

Survey:   quiet: Oct 7
          mostly quiet: Oct 5-6
          quiet to unsettled: Oct 8-9
          mostly unsettled: Oct 11
          quiet to active: Oct 10
          unsettled to active: Oct 12
          active to disturbed: Oct 13

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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