[Ips-dhfpr] IPS Daily HF Prop Report - 06 August 11

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 06/2330Z AUGUST 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (06 AUGUST) 
Date   T index  Conditions    
06 Aug    55    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 35% during local night.
      Enhanced by 20% after local dawn with periods of sporadic-E.
   Niue Island Region:
      Variable enhancements/depressions during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Variable enhancements/depressions during local day,
      Depressed by 20% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 20% during local day,
      Depressed by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 25% 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 (07 AUGUST - 09 AUGUST)
Date   T index  Conditions       MUFs                              
07 Aug    50    Normal           Near predicted monthly values/depressed 
                                 10 to 20%
08 Aug    50    Normal           Near predicted monthly values/depressed 
                                 10 to 20%    
09 Aug    50    Normal           Near predicted monthly values/depressed 
                                 10 to 20%   
COMMENT: Variable conditions observed with MUF enhancements/depressions 
to 40% over short time-frames Equatorial/N Aus regions, mainly 
local day. Proton event causing disturbance in Antarctic region 
ended 06/0515. Expect poor ionospheric support Antarctic region 
days one and two due to continuing geomagnetic activity.
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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.

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