[Ips-dhfpr] IPS Daily HF Prop Report - 27 September 11

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 27/2330Z SEPTEMBER 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (27 SEPTEMBER) 
Date   T index  Conditions    
27 Sep    59    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Variable enhancements/depressions during local day,
      Depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 25% during local day,
      Depressed by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Generally weak ionosphere due to proton event

PCA Event : Began at 2250UT 23/09, Ended at 0250UT 27/09
 

Predicted Monthly T index for September:  62
2. FORECAST (28 SEPTEMBER - 30 SEPTEMBER)
Date   T index  Conditions       MUFs                              
28 Sep    85    Normal           Near predicted monthly values 
29 Sep    85    Normal           Near predicted monthly values     
30 Sep    85    Normal           Near predicted monthly values    
COMMENT: Variable enhancements /depressions observed Equatorial/N 
Aus regions mainly local day. Disturbed conditions at high latitudes. 
The proton event which began 23/2300UT ended 27/0430UT. Expect 
improving conditions Antarctic region. Strong enhancements observed 
Equatorial/N Aus regions after local dawn 28 Sep. 
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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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