[Ips-dhfpr] IPS Daily HF Prop Report - 07 September 11
rwc
rwc at ips.gov.au
Thu Sep 8 09:31:24 EST 2011
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 07/2330Z SEPTEMBER 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (07 SEPTEMBER)
Date T index Conditions
07 Sep 56 Normal
Flares Max Fadeout Freq. Sectors
X1.8 2238UT probable all East Pacific/
North American
MUFs:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 30% during local night.
Niue Island Region:
Near predicted monthly values during local day,
Enhanced by 55% 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 September: 62
2. FORECAST (08 SEPTEMBER - 10 SEPTEMBER)
Date T index Conditions MUFs
08 Sep 55 Normal Near predicted monthly values
09 Sep 55 Normal Near predicted monthly values
10 Sep 55 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 37 was issued on 6 September
and is current for interval 8-9 September Observed MUFs were
mostly near predicted values over the last 24 hours. Large MUF
enhancements in Niue Island region overnight, with some depressed
nighttime periods in Cocos Island region. MUFs are expected to
be mostly near monthly predicted values over the next 3 days,
with mild depressions likely at high latitudes due to CME effects.
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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.
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