[Ips-dhfpr] IPS Daily HF Prop Report - 16 October 09
rwc
rwc at ips.gov.au
Sat Oct 17 10:42:05 EST 2009
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 16/2330Z OCTOBER 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (16 OCTOBER)
Date T index Conditions
16 Oct -13 Normal
Flares: none.
MUFs:
Cocos Island/Niue Island Region:
Depressed by 30% during local day,
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 20% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 30% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Predicted Monthly T index for October: 1
2. FORECAST (17 OCTOBER - 19 OCTOBER)
Date T index Conditions MUFs
17 Oct -5 Normal near predicted monthly values/depressed
10 to 20%
18 Oct -5 Normal near predicted monthly values/depressed
10 to 20%
19 Oct -5 Normal near predicted monthly values/depressed
10 to 20%
COMMENT: HF frequencies are expected to remain mostly near monthly
predicted levels with slight depressions at low to mid latitudes
due to minimal solar activity during the next three days. Sporadic
E noted in the Australian Region, particularly during local night
time hours.
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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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