[Ips-dhfpr] IPS Daily HF Prop Report - 28 June 11

rwc rwc at ips.gov.au
Wed Jun 29 09:53:54 EST 2011


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 28/2330Z JUNE 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (28 JUNE) 
Date   T index  Conditions    
28 Jun    29    Normal         

Flares: none.

MUFs:
   Cocos Island Region:
      Near predicted monthly values during local day,
      Depressed by 25% during local night.
      Depressed by 25% after local dawn.
   Niue Island Region:
      Depressed by 20% during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Depressed by 15% during local day,
      Depressed by 25% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 15% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

PCA Event : No event.

Predicted Monthly T index for June:  53
2. FORECAST (29 JUNE - 01 JULY)
Date   T index  Conditions       MUFs                              
29 Jun    25    Normal           near predicted monthly values/depressed 
                                 10 to 20% 
30 Jun    25    Normal           near predicted monthly values/depressed 
                                 10 to 20%     
01 Jul    30    Normal           near predicted monthly values/depressed 
                                 10 to 20%    
COMMENT: MUF's depressions ranging from 15% to 25% observed during 
local day and night across the Australian/NZ region during the 
last 24 hours. Similar HF conditions are expected for the next 
3 days, in particular with continued MUF depressions during local 
day ranging from 10%-20% for Equatorial, Northern AUS,Southern 
AUS/NZ regions and weak ionospheric support for Antarctic regions. 
----------------------------------------------------------
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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tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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