[Ips-dhfpr] IPS Daily HF Prop Report - 11 September 05

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 11/2330Z SEPTEMBER 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (11 SEPTEMBER) 
Date   T index  Conditions    
11 Sep    25    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
  M8.9 10/2302UT  probable   lower  West Pacific
  M3.4    0235UT  possible   lower  E. Asia/Aust.
  M3.0    1315UT  possible   lower  European
  M1.3    2042UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Equatorial PNG Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

PCA Event : 10Mev Proton/PCA Event Began 08 09 2005 0235UT and is 
	in progress.

Predicted Monthly T index for September:  24
2. FORECAST (12 SEPTEMBER - 14 SEPTEMBER)
Date   T index  Conditions       MUFs                              
12 Sep     7    Normal-poor      near predicted monthly values 
                                 /depressed 5 to 20%(Northern regions) 
12 Sep     0    Normal-poor      near predicted monthly values
				 /depressed 10 to 30%(Southern Regions)
13 Sep    15    Normal-poor      near predicted monthly values 
                                 /depressed 5 to 15%     
14 Sep    20    Normal-fair      near predicted monthly values 
                                 /depressed 5 to 10%    
COMMENT: HF conditions may show mild to moderate degradations 
in Aus/NZ regions, especially in the southern regions, during 
the next three days. 
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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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