[Ips-dhfpr] IPS Daily HF Prop Report - 21 January 01

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 21/2330Z JANUARY 2001 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (21 JANUARY) 
Date   T index  Conditions    
21 Jan   152    Normal         

Flares    Max     Fadeout    Freq.  Sectors
 M7/2B 20/2120UT  probable   lower  East Pacific/
                                    North American

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


Predicted Monthly T index for January: 117
2. FORECAST (22 JANUARY - 24 JANUARY)
Date   T index  Conditions       MUFs                              
22 Jan   140    Normal           about 15% above predicted monthly 
                                 values 
23 Jan   120    Normal-fair      near predicted monthly values/depressed 
                                 5 to 10%     
24 Jan   145    Normal           about 20% above predicted monthly 
                                 values    
COMMENT: Chance of depressed ionospheric conditions are expected 
on the 23 JAN following the anticipated arrival of shocks associated 
with the recent CMEs produced by region 9313. 

IPS Radio and Space Services      | email: asfc at ips.gov.au
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