[Ips-dhfpr] IPS Daily HF Prop Report - 27 November 11 issued 2340 UT on 27 Nov 2011

rwc rwc at ips.gov.au
Mon Nov 28 10:40:49 EST 2011


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

1. SUMMARY (27 NOVEMBER) 
Date   T index  Conditions    
27 Nov   141    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      No data.
   Niue Island Region:
      Enhanced by 30% during local night.
      Enhanced by 10-20% after local dawn. 
   Northern Australian Region:
      Near predicted monthly values to enhanced 20-40% 
      during local day.
      Enhanced by 25% during local night.
      Townsville no data. 
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day.
      Enhanced by 30% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Proton event in progress, increased absorption observed.

PCA Event : 10Mev Proton/PCA Event Began 26 11 2011 2245UT and is in progress

Predicted Monthly T index for November:  66
2. FORECAST (28 NOVEMBER - 30 NOVEMBER)
Date   T index  Conditions       MUFs                              
28 Nov   140    Normal           Near predicted monthly values 
                                 to 40% enhanced.
29 Nov   100    Normal-fair      Near predicted monthly values    
30 Nov   120    Normal           Near predicted monthly vales 
                                 to 30% enhanced.   
COMMENT: Strong to moderate MUF enhancements observed at Equatorial/Aus 
stations. Increased absorption observed second half of the UT 
day Continental Antarctic stations, extending briefly to Macquarie 
Island/S ocean region during the middle part of the UT day. Expect 
continuing good ionospheric support Equatorial/N Aus regions. 
Expect poor support Antarctic region day one, with the chance 
of disturbances extending to S Aus region late day one and into 
day two.
----------------------------------------------------------
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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