[Ips-dhfpr] IPS Daily HF Prop Report - 21 December 00

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z DECEMBER 2000 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (21 DECEMBER) 
Date   T index  Conditions    
21 Dec   147    Normal         

Flares: none.

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


Predicted Monthly T index for December: 130
2. FORECAST (22 DECEMBER - 24 DECEMBER)
Date   T index  Conditions       MUFs                              
22 Dec   145    Normal           about 10% above predicted monthly 
                                 values 
23 Dec   150    Normal           about 10% above predicted monthly 
                                 values     
24 Dec   150    Normal           about 10% above predicted monthly 
                                 values    
COMMENT: HF conditions stayed mostly normal on the 21 DEC following 
the arrival of a shock at around 11 UT on the 21 DEC. Normal 
conditions should prevail over the next two to three days. 

IPS Radio and Space Services      | email: asfc at ips.gov.au
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