[Ips-dhfpr] IPS Daily HF Prop Report - 17 June 03

rwc rwc at ips.gov.au
Wed Jun 18 10:05:51 EST 2003


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 17/2330Z JUNE 2003 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (17 JUNE) 
Date   T index  Conditions    
17 Jun    84    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
  M6.8    2256UT  probable   lower  West Pacific

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 35% during local night.
      Enhanced by 35% after local dawn.
   Northern Australian Region:
      Mostly near predicted monthly values to enhanced.
   Southern Australian and New Zealand Region:
      Depressed 10-20% at times to near predicted
      monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values to depressed.


PCA Event : No event.

Predicted Monthly T index for June:  68
2. FORECAST (18 JUNE - 20 JUNE)
Date   T index  Conditions       MUFs                              
18 Jun    75    Normal-Fair      Enhanced 5-10% to depressed 
                                 5-15% at times. 
19 Jun    75    Normal-Fair      Enhanced 5-10% to depressed 
                                 5-15% at times.     
20 Jun    75    Normal-Fair      Enhanced 5-10% to depressed 
                                 5-15% at times.    
COMMENT: IPS HF Communications Warning 45 was issued on 16 June 
and is current for interval 16-18 June (SWFs) . Mild depressions 
are possible at times for the next few days as the result of 
anticipated mildly elevated geomagnetic activity. SWFs are expected 
over the next few days. 

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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