[Ips-dhfpr] IPS Daily HF Prop Report - 22 July 02

rwc rwc at ips.gov.au
Tue Jul 23 09:49:53 EST 2002


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 22/2330Z JULY 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (22 JULY) 
Date   T index  Conditions    
22 Jul   122    Normal         

Flares: none.

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values to enhanced.
   Australian and New Zealand Region:
      Mostly near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.


PCA Event : 10Mev Proton/PCA Event Began 22 07 2002 0715UT and is in progress

Predicted Monthly T index for July: 108
2. FORECAST (23 JULY - 25 JULY)
Date   T index  Conditions       MUFs                              
23 Jul   110    Normal           near predicted monthly values 
24 Jul   115    Normal           Near predicted monthly values     
25 Jul   115    Normal           Near predicted monthly values    
COMMENT: Degraded HF conditions possible for high latitudes due 
to absorbtion from PCA event. Shortwave fadeouts possible on 
daylight HF circuits due to active solar regions. 

IPS Radio and Space Services      | email: asfc at ips.gov.au
PO Box 1386                       | WWW: http://www.ips.gov.au/asfc
Haymarket NSW 1240  AUSTRALIA     | FTP: ftp://ftp.ips.gov.au/users/asfc/ 
tel: +61 2 9213 8010              | fax: +61 2 9213 8060 



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