[Ips-dhfpr] IPS Daily HF Prop Report - 15 September 03

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z SEPTEMBER 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 SEPTEMBER) 
Date   T index  Conditions    
15 Sep    57    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Depressed by 20% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.
      Some absorption observed late in UT day.


PCA Event : No event.

Predicted Monthly T index for September:  57
2. FORECAST (16 SEPTEMBER - 18 SEPTEMBER)
Date   T index  Conditions       MUFs                              
16 Sep    60    Normal           near predicted monthly values 
17 Sep    50    Normal-fair      near predicted monthly values/depressed 
                                 10 to 15%     
18 Sep    40    Fair             depressed 10 to 20%/near predicted 
                                 monthly values    
COMMENT: Good HF conditions expected today. Southern Aus/NZ region 
HF communication expected to become degraded from late 17 Sep 
due to anticpated coronal hole induced geomagnetic activity. 

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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