[Ips-dhfpr] IPS Daily HF Prop Report - 28 December 09
rwc
rwc at ips.gov.au
Tue Dec 29 10:07:56 EST 2009
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 28/2330Z DECEMBER 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (28 DECEMBER)
Date T index Conditions
28 Dec -10 Normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Niue Island Region:
Near predicted monthly values during local day,
Depressed by 25% during local night.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Predicted Monthly T index for December: 1
2. FORECAST (29 DECEMBER - 31 DECEMBER)
Date T index Conditions MUFs
29 Dec -5 Normal near predicted monthly values
30 Dec -5 Normal near predicted monthly values
31 Dec -10 Normal Near predicted monthly values
COMMENT: Mostly normal HF conditions were observed in the Aus/NZ
region today. Recurrence and continuing low solar activity suggests
possible occasional MUF depressions of 10 to 20%.
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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
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tel: +61 2 9213 8010 fax: +61 2 9213 8060
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