[Ips-dhfpr] IPS Daily HF Prop Report - 28 July 05

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 28/2330Z JULY 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (28 JULY) 
Date   T index  Conditions    
28 Jul    52    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M1.0    0032UT  possible   lower  West Pacific
  M4.4    2158UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Equatorial PNG Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

PCA Event : 10Mev Proton/PCA Event Began 27 07 2005 2325UT and is in progress

Predicted Monthly T index for July:  27
2. FORECAST (29 JULY - 31 JULY)
Date   T index  Conditions       MUFs                              
29 Jul    35    Normal           near predicted monthly values 
                                 to depressed upto 10%. 
30 Jul    40    Normal           Near predicted monthly values     
31 Jul    45    Normal           Near predicted monthly values    
COMMENT: Expect periods of degradation S Aus/NZ regios next two 
days due to geomagnetic activity associated with a high speed 
coronal hole wind stream. Isolated radio fadeouts possible during 
local day over the next week due to returning active solar region. 
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For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Gloassary on Solar Terrestrial Terms.

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