[Ips-dhfpr] IPS Daily HF Prop Report - 26 December 11 issued 2335 UT on 26 Dec 2011

rwc rwc at ips.gov.au
Tue Dec 27 10:35:50 EST 2011


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 26/2330Z DECEMBER 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (26 DECEMBER) 
Date   T index  Conditions    
26 Dec   132    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.5    0228UT  possible   lower  E. Asia/Aust.
  M2.0    2019UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      No data available.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day.
      Enhanced by 30% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day.
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Enhanced by 25% over the UT day.

PCA Event : No event.

Predicted Monthly T index for December:  71
2. FORECAST (27 DECEMBER - 29 DECEMBER)
Date   T index  Conditions       MUFs                              
27 Dec   120    Normal           Near predicted monthly values 
                                 to 20% enhanced.
28 Dec    90    Fair             Near predicted monthly values/depressed 
                                 10 to 20%    
29 Dec    70    Fair             Depressed 10 to 20%/near predicted 
                                 monthly values   

COMMENT: Normal to enhanced by up to 20% MUFs are expected for 
the next day. Some geomagnetic activity is expected for the following 
2 days which is expected to degrade the MUFs to around predicted 
monthly values with some depressed periods possible, particularly 
in southern parts of Australia and Antarctica.

----------------------------------------------------------
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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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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