[Ips-dhfpr] IPS Daily HF Prop Report - 21 September 07

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z SEPTEMBER 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (21 SEPTEMBER) 
Date   T index  Conditions    
21 Sep    -1    Fair           

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values,
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Depressed by 15% during local day,
      Depressed by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Periods of minor to mild enhancements and depressions
      observed.

PCA Event : No event.

Predicted Monthly T index for September:  10
2. FORECAST (22 SEPTEMBER - 24 SEPTEMBER)
Date   T index  Conditions       MUFs                              
22 Sep     0    Fair             near predicted monthly values/depressed 
                                 5 to 15% 
23 Sep     0    Fair             near predicted monthly values/depressed 
                                 5 to 15%     
24 Sep     2    Normal-fair      Near predicted monthly values/depressed 
                                 5 to 10%.    
COMMENT: Minor to mild and sometimes moderate degradations 
may be possible in the Southern Aus/NZ regions from 22 to 
24 September due to an anticipated rise in geomagnetic 
activity levels on these 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->
Glossary on Solar Terrestrial Terms.

IPS Radio and Space Services        email: asfc at ips.gov.au
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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
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