[Ips-dhfpr] IPS Daily HF Prop Report - 21 May 11

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z MAY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (21 MAY) 
Date   T index  Conditions    
21 May    33    Normal-fair    

Flares: none.

MUFs:
   Cocos Island Region:
      No data available. 
   Niue Island Region:
      Near predicted monthly values to 20% depressed 
   Northern Australian Region:
      Depressed by up to 15% during local day,
      Depressed by up to 30% during local night.
   Southern Australian and New Zealand Region:
      Depressed by up to 20% during local day,
      Mostly near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for May:  49
2. FORECAST (22 MAY - 24 MAY)
Date   T index  Conditions       MUFs                              
22 May    40    Normal           near predicted monthly values/depressed 
                                 20 to 30% 
23 May    40    Normal           near predicted monthly values/depressed 
                                 20 to 30%     
24 May    40    Normal           near predicted monthly values/depressed 
                                 20 to 30%    
COMMENT: MUFs were around predicted monthly values with extended 
depressed periods of between 20-30%. These conditions are expected 
to continue over the next 3 days. 
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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.

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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