[Ips-dhfpr] IPS Daily HF Prop Report - 31 October 11 issued 2329 UT on 31 Oct 2011

rwc rwc at ips.gov.au
Tue Nov 1 10:29:46 EST 2011


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 31/2330Z OCTOBER 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (31 OCTOBER) 
Date   T index  Conditions    
31 Oct   107    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.1    1510UT  possible   lower  South American/
                                    Atlantic
  M1.4    1809UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Cocos Island Region:
      Near predicted monthly values. Enhancements to 40%
      13-20 UT.
   Niue Island Region:
      Near predicted monthly values. Enhancements to 30%
      10-18 UT.
   Northern Australian Region:
      Near predicted monthly values with enhancements to
      25% 11-21 UT at Darwin and enhanced to 25% most of
      the time at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values to 25% enhanced.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values to 30% enhanced.

PCA Event : No event.

Predicted Monthly T index for October:  63
2. FORECAST (01 NOVEMBER - 03 NOVEMBER)
Date   T index  Conditions       MUFs                              
01 Nov   100    Normal           Near predicted monthly values 
                                 to 25% enhanced. 
02 Nov   100    Normal           Near predicted monthly values 
                                 to 25% enhanced.     
03 Nov   100    Normal           Near predicted monthly values 
                                 to 25% enhanced.    
COMMENT: IPS HF Communications Warning 48 was issued on 31 October 
and is current for interval 1-3 November (SWFs) . Chance of sudden 
ionospheric disturbances on daylight sectors of HF circuits over 
forecast period. 
----------------------------------------------------------
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
PO Box 1386                         WWW: http://www.ips.gov.au
Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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