[Ips-dhfpr] IPS Daily HF Prop Report - 13 November 07

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 13/2330Z NOVEMBER 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (13 NOVEMBER) 
Date   T index  Conditions    
13 Nov   -22    Normal-fair    

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Depressed by 15% during local day,
      Depressed by 30% during local night.
   Northern Australian Region:
      Depressed by 15% during local day,
      Depressed by 15% during local night.
      Depressed by 30% after local dawn.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day
      with periods of depressions and degradations.

PCA Event : No event.

Predicted Monthly T index for November:  11
2. FORECAST (14 NOVEMBER - 16 NOVEMBER)
Date   T index  Conditions       MUFs                              
14 Nov   -20    Normal-fair      15 to 30% below predicted monthly 
                                 values 
15 Nov   -22    Normal-fair      15 to 30% below predicted monthly 
                                 values     
16 Nov   -12    Normal           Near predicted monthly values    
COMMENT: IPS HF Communications Warning 29 was issued on 
11 November and is current for interval 12-14 November. 
Widespread depressions in MUFs continue across Australian/NZ/ 
SW-Pacific region due to lack of solar ionisation. Equatorial 
and N.Aus regions particularly affected. Expect regional 
ionosphere to remain depressed for next two to three days. 
----------------------------------------------------------
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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