[Ips-dhfpr] IPS Daily HF Prop Report - 04 December 09

rwc rwc at ips.gov.au
Sat Dec 5 10:48:07 EST 2009


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 04/2330Z DECEMBER 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (04 DECEMBER) 
Date   T index  Conditions    
04 Dec   -28    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values.
   Niue Island Region:
      Depressed by 15% during local day,
      Depressed by 45% during local night.
   Northern Australian Region:
      Depressed by 25% during local day,
      Near predicted monthly values during local night.
   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.

PCA Event : No event.

Predicted Monthly T index for December:   1
2. FORECAST (05 DECEMBER - 07 DECEMBER)
Date   T index  Conditions       MUFs                              
05 Dec   -24    Normal           near predicted monthly values/depressed 
                                 5 to 20% 
06 Dec   -24    Normal           near predicted monthly values/depressed 
                                 5 to 20%     
07 Dec   -24    Normal           near predicted monthly values/depressed 
                                 5 to 20%    
COMMENT: Some depressions in MUFs and blanketing by sporadic 
E-layer were observed in Aus/NZ regions on 04 December. No significant 
variations in HF conditions is expected for the next three days 
in this region. 
----------------------------------------------------------
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
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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