[Ips-dhfpr] IPS Daily HF Prop Report - 07 August 11

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 07/2330Z AUGUST 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (07 AUGUST) 
Date   T index  Conditions    
07 Aug    37    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day with 
      enhancements to 50% 11-13UT,
      Depressed by 15% during local night.
      Depressed by 25% after local dawn.
   Niue Island Region:
      Depressed by 15% during local day,
      Depressed by 25% during local night.
   Northern Australian Region:
      Depressed by 20% during local day,
      Depressed by 25% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Depressed by 15% during local night.
      Absorption observed Hobart around local dawn.
      Perth enhanced to 50% local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 30% over the UT day.

PCA Event : Began at 0635UT 04/08, Ended at 0555UT 06/08

Predicted Monthly T index for August:  59
2. FORECAST (08 AUGUST - 10 AUGUST)
Date   T index  Conditions       MUFs                              
08 Aug    35    Normal           Near predicted monthly values/depressed 
                                 10 to 40%
09 Aug    35    Normal           Near predicted monthly values/depressed 
                                 10 to 40%    
10 Aug    35    Normal           Near predicted monthly values/depressed 
                                 10 to 40%   
COMMENT: Regional MUF's showed minor to moderate depressions 
across the region. Continuing poor ionospheric support Antarctic 
region. Antarctic conditions should improve as energetic ion 
levels decline over the next few days. Variable MUF's possible 
Equatorial/N Aus regions. Brief disturbances possible S Aus/NZ 
regions day one.
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For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

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