[Ips-dhfpr] IPS Daily HF Prop Report - 17 January 09

rwc rwc at ips.gov.au
Sun Jan 18 10:31:06 EST 2009


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 17/2330Z JANUARY 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 JANUARY) 
Date   T index  Conditions    
17 Jan   -16    Normal         

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for January:   6
2. FORECAST (18 JANUARY - 20 JANUARY)
Date   T index  Conditions       MUFs                              
18 Jan   -10    Normal           near predicted monthly values/depressed 
                                 10 to 20% 
19 Jan   -10    Normal           near predicted monthly values/depressed 
                                 10 to 20%     
20 Jan   -10    Normal           near predicted monthly values/depressed 
                                 10 to 20%    
COMMENT: Variable sporadic-E events observed throughout the region, 
with MUFs generally mildly depressed. Periods of spread-F conditions 
observed S Aus and Antarctic regions. Persistent and intense 
sporadic-E events possible from Equatorial to S Aus/NZ regions. 
Expect continuing variable conditions with occasional MUF depressions 
next three days. Disturbances possible Antarctic region days 
two and three due to elevated geomagnetic activity. 
----------------------------------------------------------
For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.

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