[Ips-dhfpr] IPS Daily HF Prop Report - 09 July 12 issued 2343 UT on 09 Jul 2012

rwc rwc at ips.gov.au
Tue Jul 10 09:43:23 EST 2012


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/09 JULY 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (09 JULY) 
Date   T index  Conditions    
09 Jul    90    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.1    2307UT  possible   lower  West Pacific

MUFs:
   Cocos Island Region:
      Enhanced by 25% during local day.
      Enhanced by 40% during local night.
      Depressed by 20% after local dawn.
   Niue Island Region:
      Near predicted monthly values during local day.
      Enhanced by 35% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 15% during local night.
      Spread-F at Hobart local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Generally weak ionosphere over the UT day.

PCA Event : No event.

Predicted Monthly T index for July:  77


2. FORECAST (10 JULY - 12 JULY)
Date   T index  Conditions       MUFs                              
10 Jul    75    Normal-fair      Near predicted monthly values.
11 Jul    75    Normal           Near predicted monthly values.    
12 Jul    70    Normal           Near predicted monthly values 
                                 to 20% depressed.   

COMMENT: IPS HF Communications Warning 27 was issued on 8 July 
and is current for 9-10 Jul (SWFs). Expect mostly normal propagation 
conditions next three days with the chance of isolated short-wave 
fadeout events. Continuing poor ionospheric support Antarctic 
region.

----------------------------------------------------------
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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