[Ips-dhfpr] IPS Daily HF Prop Report - 18 December 04

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 18/2330Z DECEMBER 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (18 DECEMBER) 
Date   T index  Conditions    
18 Dec    36    Fair-normal    

Flares: none.

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
   Northern Australian Region:
      Depressed 15% to near predicted monthly values.
   Southern Australian and New Zealand Region:
      Depressed 15% to 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 (19 DECEMBER - 21 DECEMBER)
Date   T index  Conditions       MUFs                              
19 Dec    35    Normal           Near predicted monthly values 
20 Dec    40    Normal           Near predicted monthly values     
21 Dec    40    Normal           Near predicted monthly values    
COMMENT: Mildly depressed conditions observed in Aus/NZ region 
yesterday. MUFs are expected to return to near predicted monthly 
values for the next three days. Some southern region sites may 
experience depressions of 15% after local dawn this morning, 
however, depressions are not expected to persist. 
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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 
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