[Ips-dhfpr] IPS Daily HF Prop Report - 26 July 07

rwc rwc at ips.gov.au
Fri Jul 27 09:45:20 EST 2007


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 26/2330Z JULY 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (26 JULY) 
Date   T index  Conditions    
26 Jul     1    Normal         

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values,
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 315% over the UT day.

PCA Event : No event.

Predicted Monthly T index for July:  10
2. FORECAST (27 JULY - 29 JULY)
Date   T index  Conditions       MUFs                              
27 Jul     0    Normal-fair      near predicted monthly values/depressed 
                                 10 to 20% 
28 Jul     0    Normal-fair      near predicted monthly values/depressed 
                                 10 to 20%     
29 Jul     5    Normal           near predicted monthly values/depressed 
                                 10 to 20%    
COMMENT: Depressed conditions observed after local dawn for both 
Northern AUS/Equatorial regions and Southern AUS/NZ regions, 
otherwise mostly normal ionospheric support. Enhanced periods 
along with disturbed conditions observed for Antarctic regions. 
Similar conditions are expected for the next 2 days with possible 
MUF depressions of 20% for Southern AUS/NZ and Antarctic regions 
due to an increase in geomagnetic activity. 
----------------------------------------------------------
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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