[Ips-dhfpr] IPS Daily HF Prop Report - 12 December 01

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 12/2330Z DECEMBER 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (12 DECEMBER) 
Date   T index  Conditions    
12 Dec   158    Normal         

Flares    Max     Fadeout    Freq.  Sectors
  M3.2    1911UT  possible   lower  East Pacific/
                                    North American
  M6.0    2201UT  probable   lower  West Pacific

MUFs:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 60% during local night.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 15% over the UT day.


Predicted Monthly T index for December: 109
2. FORECAST (13 DECEMBER - 15 DECEMBER)
Date   T index  Conditions       MUFs                              
13 Dec   140    Normal           near predicted monthly values 
14 Dec   150    Normal           10 to 20% above predicted monthly 
                                 values     
15 Dec   160    Normal           10 to 20% above predicted monthly 
                                 values    
COMMENT: IPS HF Communications Warning 80 was issued on 11 December 
and is current for interval 12-14 December (SWFs) . 

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