[Ips-dhfpr] IPS Daily HF Prop Report - 13 February 09
rwc
rwc at ips.gov.au
Sat Feb 14 10:44:26 EST 2009
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 13/2330Z FEBRUARY 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (13 FEBRUARY)
Date T index Conditions
13 Feb -15 Normal-fair
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Depressed by 20% during local day,
Near predicted monthly values 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,
Depressed by 25% 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 February: 6
2. FORECAST (14 FEBRUARY - 16 FEBRUARY)
Date T index Conditions MUFs
14 Feb -10 Normal-fair depressed 10 to 20%/near predicted
monthly values
15 Feb -15 Normal-poor depressed 10 to 30%/near predicted
monthly values
16 Feb -20 Normal-poor depressed 10 to 30%/near predicted
monthly values
COMMENT: IPS HF Communications Warning 4 was issued on 12 February
and is current for interval 12-14 February. Depressed conditions
observed during local day for Equatorial/Northern AUS regions
with some disturbed periods. Notable sporadic E observed again
for low to mid latitudes over the last 24 hours. Southern AUS/NZ
regions had mostly normal conditions but with depressed MUFs
during local night. Antarctic regions had mostly normal ionospheric
support. MUF depressions ranging from 10% to 30% are expected
for low to mid latitudes over the next 3 days with possible disturbed
conditions for Antarctic regions.
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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
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