[Ips-dhfpr] IPS Daily HF Prop Report - 05 April 10

rwc rwc at ips.gov.au
Tue Apr 6 09:55:25 EST 2010


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 05/2330Z APRIL 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (05 APRIL) 
Date   T index  Conditions    
05 Apr    14    Poor-fair      

Flares: none.

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

PCA Event : No event.

Predicted Monthly T index for April:   8
2. FORECAST (06 APRIL - 08 APRIL)
Date   T index  Conditions       MUFs                              
06 Apr     0    Normal           near predicted monthly values/depressed 
                                 10 to 40% 
07 Apr    20    Normal           Near predicted monthly values     
08 Apr    20    Normal           Near predicted monthly values    
COMMENT: High latitude ionosonde stations showed weak to no traces 
during the local night time hours. Hobart should spread F during 
the local night. Expect possible depressed conditions for the 
mid to high latitudes due to storm level geomagnetic activity 
today, 6 April. Expect the HF conditions to be mostly normal 
over the following two days. 
----------------------------------------------------------
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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