[Ips-dhfpr] IPS Daily HF Prop Report - 30 December 04

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 30/2330Z DECEMBER 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (30 DECEMBER) 
Date   T index  Conditions    
30 Dec    42    Fair-normal    

Flares    Max     Fadeout    Freq.  Sectors
  M2.2    1047UT  possible   lower  European
  M4.2    2219UT  possible   lower  West Pacific

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for December:  35
2. FORECAST (31 DECEMBER - 02 JANUARY)
Date   T index  Conditions       MUFs                              
31 Dec    35    Normal           Near predicted monthly values 
01 Jan    20    Fair             near predicted monthly values/depressed 
                                 15 to 20%     
02 Jan     5    Fair             depressed 15 to 30%/near predicted 
                                 monthly values    
COMMENT: Good HF conditions expected today. Depressed conditions 
expected 02 Jan, possible extending to 03 Jan due to anticipated 
arrival of coronal mass ejections. Effects are expected to be 
strongest for southern Aus/NZ region. 
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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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