[Ips-dhfpr] IPS Daily HF Prop Report - 20 August 09

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z AUGUST 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (20 AUGUST) 
Date   T index  Conditions    
20 Aug     6    Normal         

Flares: none.

MUFs:
   Equatorial PNG/Niue Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Depressed by 20% during local day,
      Depressed by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 30% 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 August:   1
2. FORECAST (21 AUGUST - 23 AUGUST)
Date   T index  Conditions       MUFs                              
21 Aug     0    Normal           Near predicted monthly values 
22 Aug    -5    Normal           Near predicted monthly values     
23 Aug    -5    Normal           Near predicted monthly values    
COMMENT: Extended periods of sporadic-E conditions at Cocos and 
Niue islands local day. Extended periods of spread-F conditions 
at Brisbane and Norfolk Island local evening/night. Weak ionosphere 
generally in Antarctic region with periods of sporadic-E at Casey. 
Expect mostly normal HF conditions next three days with some 
disturbance at higher latitudes day one. 
----------------------------------------------------------
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 

IMPORTANT: This e-mail, including any attachments, may contain,
confidential or copyright information.  The views expressed in 
this message are those of the individual sender, unless 
specifically stated to be the views of IPS.  If you are not 
the intended recipient, please contact the sender immediately 
and delete all copies of this e-mail and attachments. 
Occasionally IPS sends email promoting IPS products and 
services to its mailing list customers. If you do not wish to 
receive this promotional material please email 
no-spam at ips.gov.au with the subject header:UNSUBSCRIBE"