[Ips-dhfpr] IPS Daily HF Prop Report - 15 February 02

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z FEBRUARY 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 FEBRUARY) 
Date   T index  Conditions    
15 Feb   176    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Mostly near predicted monthly values,
      Enhanced by 30% after local dawn.
   Northern Australian Region:
      Enhanced by 15 local day.
      Enhanced 65% local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15-40%.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 30% over the UT day.


Predicted Monthly T index for February: 114
2. FORECAST (16 FEBRUARY - 18 FEBRUARY)
Date   T index  Conditions       MUFs                              
16 Feb   160    Normal-Fair      initially enhanced 10-25% then 
                                 becoming depressed 10-15%. 
17 Feb   110    Normal-Fair      depressed 10 to 20%/near predicted 
                                 monthly values     
18 Feb   120    Normal           Near predicted monthly values    
COMMENT: IPS HF Communications Warning 5 was issued on 14 February 
and is current for interval 15-17 February. Anticipated geomagnetic 
activity has yet to eventuate, so depression forecast now slipped 
back by a day. Good HF conditions expected for first half of 
UT day today. Mild degradation expected 16 Feb southern region 
Aus/NZ. Equatorial region/Northern Aus. expected to remain near 
to 15% above normal. 

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