[Ips-dhfpr] IPS Daily HF Prop Report - 18 August 09

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 18/2330Z AUGUST 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (18 AUGUST) 
Date   T index  Conditions    
18 Aug    -4    Normal         

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Depressed by 25% during local day,
      Near predicted monthly values 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):
      Scott Base enhanced by 20% over the UT day.
      No data available from other stations.

PCA Event : No event.

Predicted Monthly T index for August:   1
2. FORECAST (19 AUGUST - 21 AUGUST)
Date   T index  Conditions       MUFs                              
19 Aug    -5    Normal           Near predicted monthly values 
20 Aug     0    Normal           Near predicted monthly values     
21 Aug     0    Normal           Near predicted monthly values    
COMMENT: Extended periods of sporadic-E observed at Cocos Islands 
and isolated periods Es at Niue Island. Evening spread-F observed 
at Darwin and Norfolk Island. Expect mostly normal HF conditions 
next three days with some disturbance at high latitudes due to 
elevated geomagnetic activity. 
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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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