[Ips-dhfpr] IPS Daily HF Prop Report - 20 December 00

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z DECEMBER 2000 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 DECEMBER) 
Date   T index  Conditions    
20 Dec   158    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 25% over the UT day.


Predicted Monthly T index for December: 130
2. FORECAST (21 DECEMBER - 23 DECEMBER)
Date   T index  Conditions       MUFs                              
21 Dec   150    Normal-Fair      about 10% above predicted monthly 
                                 values 
22 Dec   150    Normal           about 10% above predicted monthly 
                                 values     
23 Dec   150    Normal           about 10% above predicted monthly 
                                 values    
COMMENT: HF conditions should be mostly normal for the next few 
days with a chance of mild degradation following the anticipated 
arrival of a CME on 21 or 22 DEC. 

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/users/asfc/ 
tel: +61 2 9213 8010              | fax: +61 2 9213 8060