[Ips-dhfpr] IPS Daily HF Prop Report - 31 October 01

rwc rwc at ips.gov.au
Thu Nov 1 09:22:50 EST 2001


SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 31/2330Z OCTOBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (31 OCTOBER) 
Date   T index  Conditions    
31 Oct   186    Normal-fair    

Flares    Max     Fadeout    Freq.  Sectors
  M3.4    0810UT  possible   lower  Mid East/Indian
  M1.5    1052UT  possible   lower  European
  M1.0    2144UT  possible   lower  East Pacific/
                                    North American

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Northern Australian Region:
      Enhanced by 25% during local day,
      Enhanced by 35% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Enhanced by 50% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 30% over the UT day.
      Some spred F observed.


Predicted Monthly T index for October: 106
2. FORECAST (01 NOVEMBER - 03 NOVEMBER)
Date   T index  Conditions       MUFs                              
01 Nov   150    Fair-normal      10 to 15% above predicted monthly 
                                 values 
02 Nov   150    Normal           10 to 15% above predicted monthly 
                                 values     
03 Nov   150    Normal           10 to 15% above predicted monthly 
                                 values    
COMMENT: IPS HF Communications Warning 66 was issued on 30 October 
and is current for interval 31 October to 2 November (SWFs) . 
Mild degradation in HF conditions possible local night hours 
southern Aus/NZ region. 

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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