[Ips-dhfpr] IPS Daily HF Prop Report - 08 July 12 issued 2332 UT on 08 Jul 2012

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/08 JULY 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (08 JULY) 
Date   T index  Conditions    
08 Jul    63    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
  M1.3    0546UT  possible   lower  E. Asia/Aust.
  M1.1    0953UT  possible   lower  Mid East/Indian
  M1.4    1210UT  possible   lower  European
  M6.9    1632UT  probable   lower  South American/Atlantic

MUFs:
   Cocos Island Region:
      Near predicted monthly values. Depressions of
      20-35% 11-14, 16-23 UT.
   Niue Island Region:
      Near predicted monthly values with depressions of
      15-25% 03-05, 10-13, 20, 22-23 UT.
   Northern Australian Region:
      Near predicted monthly values with 20-30%
      depressions 06-19 UT at Darwin and 01-02, 09-10 and
      16 UT at Townsville.
   Southern Australian and New Zealand Region:
      Near predicted monthly values. Occasional depressions
      to 20% mostly at night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values.

PCA Event : No event.

Predicted Monthly T index for July:  77

2. FORECAST (09 JULY - 11 JULY)
Date   T index  Conditions       MUFs                              
09 Jul    70    Normal           Near predicted monthly values 
                                 to 20% depressed
10 Jul    70    Normal-fair      Near predicted monthly values 
                                 to 20% depressed    
11 Jul    70    Normal           Near predicted monthly values 
                                 to 20% depressed   

COMMENT: Spread F observed during night at most stations,
probably degrading communication paths. IPS HF Communications
Warning 27 was issued on 8 July and is current for 9-10 Jul
(SWFs).

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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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