[A-DX] Funkprognose 30.7.-5.8.

[Wolf Harranth <harranth@xxxxxxxx>]

Solar-activity forecast for the period Jul 30 - Aug 5, 2004

Activity level: mostly very low to low
Radio flux (10.7 cm): a fluctuation in the range 75-115 f.u.
Flares: weak (0-12/day), middle (0-1/period)
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 Jul 30 to Aug 5, 2004

quiet: Aug 2 - 4
quiet to unsettled: Jul 31, Aug 5
unsettled: 0
unsettled to active:Jul 30
active: 0
minor storm: 0
major storm: 0
severe storm: 0

Geomagnetic activity summary: geomagnetic field was unsettled on Jul
22 and 28, active on Jul 23, 24 and 26, major storm on Jul 25 and 27.

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

Geomagnetic activity forecast for the period of one solar rotation

active:    Jul 30-31, Aug 1, 7-9, (11,) 12-13, (14-15), 17-24
disturbed: Jul (30-31), Aug (7,), 8(-9), 12, 19, (20-)21, (22-24)
quiet:     Jul Aug (2,) 3-5, (6, 10, 16)

Survey:   quiet: Jul 21
          quiet to active: Jul 22
          unsettled to active: Jul 28
          quiet to disturbed: Jul 26
          disturbed: Jul 23-25
          heavy disturbed: Jul 27

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

Frantisek K. Janda, OK1HH, Czech Propagation Interested Group
e-mail: franta.janda@xxxxxxxx
--
Internationales Kuratorium QSL COLLECTION
Dokumentationsarchiv zur Erforschung der Geschichte des Funkwesens und 
der elektronischen Medien
c/o ORF, Argentinierstr. 30A, A-1040 Wien
(Postfach 2, A-1112 Wien)
mailto:oe1xqc@xxxxxxxx - www.qsl.at




-----------------------------------------------------------------------
Diese Mail wurde ueber die A-DX Mailing-Liste gesendet.
Admin: Christoph Ratzer, OE2CRM  http://www.ratzer.at
-----------------------------------------------------------------------
Private Verwendung der A-DX Meldungen fuer Hobbyzwecke ist gestattet, jede
kommerzielle Verwendung bedarf der Zustimmung des A-DX Listenbetreibers.