[Ips-dhfpr] IPS Daily HF Prop Report - 20 March 07

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z MARCH 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 MARCH) 
Date   T index  Conditions    
20 Mar    10    Normal         

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Near predicted monthly values to 15% depressed.
   Northern Australian Region:
      Near predicted monthly values with depressions to 30%
      observed at Darwin 13-16 UT. Spread F observed at
      Darwin 14-17 UT.
   Southern Australian and New Zealand Region:
      Near predicted monthly values with 25% depressions
      02-06 UT observed at Brisbane and Norfolk Island.
      Spread F observed at Hobart 10-20 UT.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values. Spread F observed much
      of the night.

PCA Event : No event.

Predicted Monthly T index for March:  10
2. FORECAST (21 MARCH - 23 MARCH)
Date   T index  Conditions       MUFs                              
21 Mar    10    Normal           Mostly near predicted monthly 
                                 values. Depressions at low latitudes 
                                 likely to continue. 
22 Mar    10    Normal           Mostly near predicted monthly 
                                 values. Depressions at low latitudes 
                                 likely to continue.     
23 Mar     5    Normal           Mostly near predicted monthly 
                                 values. Depressions at low latitudes 
                                 likely to continue.    
COMMENT: Spread F may degrade low and high latitude communications at
night. 
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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->
Glossary on Solar Terrestrial Terms.

IPS Radio and Space Services        email: asfc at ips.gov.au
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Haymarket NSW 1240  AUSTRALIA       FTP: ftp://ftp.ips.gov.au 
tel: +61 2 9213 8010                fax: +61 2 9213 8060 

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