[Ips-dhfpr] IPS Daily HF Prop Report - 20 July 05

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z JULY 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 JULY) 
Date   T index  Conditions    
20 Jul    12    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Depressed by 20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Depressed by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day with
      periods of significant degradations.

PCA Event : No event.

Predicted Monthly T index for July:  27
2. FORECAST (21 JULY - 23 JULY)
Date   T index  Conditions       MUFs                              
21 Jul    15    Normal-Fair      near predicted monthly values 
                                 to depressed 5 to 10%. 
22 Jul    18    Normal           near predicted monthly values 
                                 to depressed 5 to 10%.     
23 Jul    22    Normal           Near predicted monthly values    
COMMENT: Minor to mild depressions in MUFs and degradations 
in HF conditions may be observed in Southern Aus/NZ regions 
during the next two days due to an anticipated continued rise 
in the geomagnetic activity level during this period. 
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For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Gloassary on Solar Terrestrial Terms.

IPS Radio and Space Services      | email: asfc at ips.gov.au
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