[Ips-dhfpr] IPS Daily HF Prop Report - 28 September 01

rwc rwc at ips.gov.au
Sat Sep 29 09:28:01 EST 2001


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 28/2330Z SEPTEMBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (28 SEPTEMBER) 
Date   T index  Conditions    
28 Sep   168    Normal         

Flares    Max     Fadeout    Freq.  Sectors
 M3/2N    0830UT  possible   lower  Mid East/Indian
 M2/1N    1014UT  possible   lower  European
 M1/1F    1926UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Equatorial PNG Region:
     Enhanced by 20% during local day,
     Enhanced by 20% during local night.
  Northern Australian Region:
     Near predicted monthly values during local day,
     Enhanced by 60% during local night.
     Enhanced by 20% after local dawn.
  Southern Australian and New Zealand Region:
     Enhanced by 20% during local day,
     Enhanced by 40% during local night.
     Enhanced by 35% after local dawn.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 45% over the UT day.


Predicted Monthly T index for September: 109
2. FORECAST (29 SEPTEMBER - 01 OCTOBER)
Date   T index  Conditions       MUFs                              
29 Sep   150    Normal-fair      15-20% above predicted monthly 
                                 values 
30 Sep   110    Fair-normal      Near predicted monthly values     
01 Oct   135    Fair-normal      15-20% above predicted monthly 
                                 values    
COMMENT: IPS HF Communications Warning 51 was issued on 28 September 
and is current for interval 29 September to 1 October (SWFs) 
degraded conditions on 29 Sep and 01 Oct local night hours. 

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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