[Ips-dhfpr] IPS Daily HF Prop Report - 16 March 02

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 16/2330Z MARCH 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (16 MARCH) 
Date   T index  Conditions    
16 Mar   179    Normal         

Flares    Max     Fadeout    Freq.  Sectors
 M2/1F 15/2310UT  possible   lower  West Pacific

MUFs:
   Equatorial PNG Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 45% during local night.
      Enhanced by 15% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 30% during local day,
      Enhanced by 45% during local night.
      Enhanced by 40% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 40% over the UT day.
      Some absorption observed due to proton flux
      enhancement from m2 flare.

Predicted Monthly T index for March: 111
2. FORECAST (17 MARCH - 19 MARCH)
Date   T index  Conditions       MUFs                              
17 Mar   170    Normal           15-20% above predicted monthly 
                                 values 
18 Mar   120    Normal-fair      Initially enhanced 10-20% then 
                                 depressed 10-15%     
19 Mar    80    Fair             depressed 10-20%    
COMMENT: IPS HF Communications Warning 10 was issued on 15 March 
and is current for interval 16-18 March (SWFs) . Depressed and 
degraded HF conditions are expected 18-19 March, due to mass
ejection associated with M2 flare. 

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