[Ips-hf-warning] IPS HF COMMS WARNING

[rwc]

SUBJ: IPS PRELIMINARY HF RADIO COMMUNICATIONS WARNING 01/06
ISSUED AT 16/2136Z FEBRUARY 2001
BY THE AUSTRALIAN SPACE FORECAST CENTRE.

DEPRESSED IONOSPHERIC CONDITIONS ARE EXPECTED ON 18 FEB
FOLLOWING THE ARRIVAL OF A SHOCK ASSOCIATED WITH A CME 
OBSERVED ON 15 FEB AT 14:42 ON LASCO C3 AFTER A LONG
DURATION B8.8 FLARE.

DEGRADED HF PROPAGATION CONDITIONS EXPECTED
FROM 18-19 FEBRUARY 2001
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
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IPS Radio and Space Services      | email: asfc at ips.gov.au
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