[Ips-dhfpr] IPS Daily HF Prop Report - 15 May 07

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z MAY 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 MAY) 
Date   T index  Conditions    
15 May    12    Normal         

Flares: C1/SF at 1537 UT.

MUFs:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values. Depressions up
      to 40% observed at times, mostly around 12-16 UT.
   Northern Australian Region:
      Near predicted monthly values with depressions to 25%
      around noon.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 30% enhanced.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% enhanced.

PCA Event : No event.

Predicted Monthly T index for May:   9

2. FORECAST (16 MAY - 18 MAY)
Date   T index  Conditions       MUFs                              
16 May    10    Normal           Mostly near predicted monthly 
                                 values. 
17 May    10    Normal           Mostly near predicted monthly 
                                 values.     
18 May    10    Normal           Mostly near predicted monthly 
                                 values.    

COMMENT: Night time spread F was observed at all latitudes. Spread 
F is likely to continue to be present at night and may degrade 
communications. 

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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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