[Ips-hf-warning] IPS HF COMMS WARNING

[rwc]

SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 03/71
ISSUED AT 20/0026Z OCTOBER 2003
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FOR 20 OCTOBER 2003 SOUTHERN AUS/NZ REGION ONLY.
NORTHERN AUS REGION MUFS NEAR NORMAL (USE T INDEX OF 60).
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
_____________________________________________________________

SOLAR ACTIVITY FORECAST       HF COMMS FADEOUTS             
20 Oct:  Moderate to high     Probable             

HF COMMUNICATIONS FORECAST (SOUTEHRN AUSTRALIAN/NEW ZEALAND REGION)
                                   FREQUENCY BANDS  
       T-index  MUFs          2  4  6  8 12 16 22 26
_____________________________________________________________
20 Oct   45    -15%/normal    2  4  6  8 12 12 16 22 


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