[Ips-dhfpr] IPS Daily HF Prop Report - 15 August 02

[rwc]

SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z AUGUST 2002 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST

1. SUMMARY (15 AUGUST) 
Date   T index  Conditions    
15 Aug   137    Normal         

Flares    Max     Fadeout    Freq.  Sectors
 M1/SF    0605UT  possible   lower  Mid East/Indian

MUFs:
   Equatorial PNG Region:
      Enhanced by 15% during local day,
      Enhanced by 85% during local night.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Enhanced by 25% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 25% over the UT day.
      Some spread and absorption observed.


PCA Event : Began at 1245UT 14/08, Ended at 1350UT 14/08
 and, Began at 1545UT 14/08, Ended at 1825UT 14/08
 

Predicted Monthly T index for August: 102
2. FORECAST (16 AUGUST - 18 AUGUST)
Date   T index  Conditions       MUFs                              
16 Aug   120    Normal-Fair      about 5% above predicted monthly 
                                 values 
17 Aug   120    Normal           about 5% above predicted monthly 
                                 values     
18 Aug   120    Normal           about 5% above predicted monthly 
                                 values    
COMMENT: IPS HF Communications Warning 38 was issued on 15 August 
and is current for interval 16-18 August (SWFs) . Increasing 
chance of shortwave fadeouts on daylight HF circuits. Degraded 
conditions possible local night hours 16 Aug, southern Aus/NZ 
region. 

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