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

rwc rwc at ips.gov.au
Sun May 18 10:49:08 EST 2003


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

1. SUMMARY (17 MAY) 
Date   T index  Conditions    
17 May    72    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Northern Australian Region:
      Enhanced by 20-30% over UT day.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Antarctic Region (Casey/Scott Base):
      Extended periods of disturbance over the UT day.


PCA Event : No event.

Predicted Monthly T index for May:  72
2. FORECAST (18 MAY - 20 MAY)
Date   T index  Conditions       MUFs                              
18 May    80    Normal           Near predicted monthly values 
19 May    75    Normal-Fair      Near predicted monthly values     
20 May    75    Normal-Fair      Near predicted monthly values    
COMMENT: Possible mild depressions during local night hours and 
after local dawn at southern mid latitudes. Degraded conditions 
expected again today in Antarctic regions. General improvement 
expected over the next few days with a possibility of further 
coronal hole induced disturbance after May 18. 

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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