[Ips-dhfpr] IPS Daily HF Prop Report - 20 October 01

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SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z OCTOBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 OCTOBER) 
Date   T index  Conditions    
20 Oct   155    Normal         

Flares    Max     Fadeout    Freq.  Sectors
 M3/1F    2325UT  confirmed  lower  West Pacific

MUFs:
   Equatorial PNG Region:
     Near predicted monthly values during local day,
     Enhanced by 15% during local night.
     Enhanced by 15% after local dawn.
  Northern Australian Region:
     Enhanced by 15% during local day,
     Enhanced by 45% during local night.
     Enhanced by 25% after local dawn.
  Southern Australian and New Zealand Region:
     Near predicted monthly values during local day,
     Enhanced by 25% during local night.
     Enhanced by 35% after local dawn.
  Antarctic Region (Casey/Scott Base):
     Near predicted monthly values over the UT day.


Predicted Monthly T index for October: 106
2. FORECAST (21 OCTOBER - 23 OCTOBER)
Date   T index  Conditions       MUFs                              
21 Oct   130    Normal-fair      Near to 15% above predicted 
                                 monthly values 
22 Oct    95    Fair             Depressed 15 to 20%     
23 Oct    70    Fair             Depressed 20 to 30%    
COMMENT: IPS HF Communications Warning 59 was issued on 19 October 
and is current for interval 20-22 October (SWFs) . 

IPS Radio and Space Services      | email: asfc at ips.gov.au
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tel: +61 2 9213 8010              | fax: +61 2 9213 8060