[Ips-dhfpr] IPS Daily HF Prop Report - 12 April 12 issued 2354 UT on 12 Apr 2012
rwc
rwc at ips.gov.au
Fri Apr 13 09:54:17 EST 2012
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 2330UT/12 APRIL 2012 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (12 APRIL)
Date T index Conditions
12 Apr 69 Normal-fair
Flares: none.
MUFs:
Cocos Island Region:
Enhanced by 20% during local day.
Depressed by 15% 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 during local day.
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values.
Depressed by 25% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Predicted Monthly T index for April: 81
2. FORECAST (13 APRIL - 15 APRIL)
Date T index Conditions MUFs
13 Apr 60 Normal-fair Depressed 20%/near predicted
monthly values
14 Apr 60 Normal-fair Depressed 20%/near predicted
monthly values
15 Apr 65 Normal-fair Near predicted monthly values/depressed
5 to 15%
COMMENT: MUFs were mostly normal today with periods of
depressions at most locations. Minor to moderate MUF
depressions may be observed from 13 to 14 April, especially
at mid and high latitudes due to expected continued
enhancements in geomagnetic activity levels during this period.
HF conditions may return to mostly normal levels on 15 April
with some possibility of minor depressions
at mid and high latitudes on this day.
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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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