[Ips-dhfpr] IPS Daily HF Prop Report - 20 September 11
rwc at ips.gov.au
Wed Sep 21 09:28:29 EST 2011
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z SEPTEMBER 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (20 SEPTEMBER)
Date T index Conditions
20 Sep 81 Normal-fair
Cocos Island Region:
Near predicted monthly values 00-11 and 23 UT. No data
Niue Island Region:
Near predicted monthly values with occasional enhancements
Northern Australian Region:
Near predicted monthly values to 25% enhanced. Depressions
to 40% at Darwin 17-18 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values with enhancements to 30% mostly
Hobart, Perth and Learmonth.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values to 40% enhanced.
PCA Event : No event.
Predicted Monthly T index for September: 62
2. FORECAST (21 SEPTEMBER - 23 SEPTEMBER)
Date T index Conditions MUFs
21 Sep 70 Normal Near predicted monthly values
22 Sep 70 Normal Near predicted monthly values
23 Sep 70 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 41 was issued on 20 September
and is current for interval 21 September only (SWFs) . With solar
activity increasing, there is the chance of sudden disruptions
to communications (short wave fade-outs).
For an explanation of some of the terms in this report, go to
http://www.ips.gov.au, and follow links to Educational->
Glossary on Solar Terrestrial Terms.
IPS Radio and Space Services email: asfc at ips.gov.au
PO Box 1386 WWW: http://www.ips.gov.au
Haymarket NSW 1240 AUSTRALIA FTP: ftp://ftp.ips.gov.au
tel: +61 2 9213 8010 fax: +61 2 9213 8060
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