[Ips-hf-warning] IPS HF COMMS WARNING
rwc at ips.gov.au
Wed Oct 22 09:23:49 EST 2003
SUBJ: IPS HF RADIO COMMUNICATIONS WARNING 03/72
ISSUED AT 21/2321Z OCTOBER 2003
BY THE AUSTRALIAN SPACE FORECAST CENTRE.
DEPRESSED AND DEGRADED HF PROPAGATION CONDITIONS
EXPECTED FOR 22 OCTOBER 2003 SOUTHERN AUS/NZ
REGION ONLY. NORTHERN AUS REGION MUFS ARE CURRENTLY
NEAR PREDICTED MONTHLY VALUES AND HF COMMUNICATORS
WITHIN THIS REGION SHOULD USE A T INDEX OF 60.
IF COMMS DIFFICULTIES EXPERIENCED TRY A LOWER FREQUENCY BAND
SOLAR ACTIVITY FORECAST HF COMMS FADEOUTS
22 Oct: moderate to high Probable
HF COMMUNICATIONS FORECAST (SOUTHERN AUSTRALIAN/NEW ZEALAND REGION)
T-index MUFs 2 4 6 8 12 16 22 26
22 Oct 30 -15% to -20% 2 4 6 8 12 12 16 22
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