[Ips-dhfpr] IPS Daily HF Prop Report - 19 September 06

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z SEPTEMBER 2006 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (19 SEPTEMBER) 
Date   T index  Conditions    
19 Sep     4    Normal         

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Near predicted monthly values.
   Northern Australian Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      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 September:  11
2. FORECAST (20 SEPTEMBER - 22 SEPTEMBER)
Date   T index  Conditions       MUFs                              
20 Sep     5    Normal           near predicted monthly values/depressed 
                                 10 to 20% 
21 Sep    10    Normal           near predicted monthly values     
22 Sep    10    Normal           near predicted monthly values    
COMMENT: Depressions of 10-20% were observed at times during 
local day for Northern Aus. as well as Southern Aus. and NZ regions. 
Depressed conditions and periods of disturbed ionospheric support 
observed for Antarctic regions due to increased geomagnetic activity. 
Improving conditions are expected for 20 September with mostly 
normal conditions to eventuate for all regions over the next 
few days. 
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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->
Gloassary 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 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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