[Ips-dhfpr] IPS Daily HF Prop Report - 29 December 08
rwc
rwc at ips.gov.au
Tue Dec 30 10:37:30 EST 2008
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 29/2330Z DECEMBER 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (29 DECEMBER)
Date T index Conditions
29 Dec -11 Normal
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Mostly near predicted monthly values,
Depressed by 35% after local dawn.
Northern Australian Region:
Depressed by 25% during local day,
Variable conditions during local night.
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: 0
2. FORECAST (30 DECEMBER - 01 JANUARY)
Date T index Conditions MUFs
30 Dec -25 Normal near predicted monthly values/depressed
10 to 30%
31 Dec -25 Normal near predicted monthly values/depressed
10 to 30%
01 Jan -15 Normal near predicted monthly values/depressed
10 to 20%
COMMENT: IPS HF Communications Warning 29 was issued on 28 December
and is current for interval 29-31 December. Variable MUF
depressions/enhancements observed Equatorial/N Aus regions. Periods of
intense sporadic-E conditions observed Central-S Aus/NZ regions.
Expect similar conditions next three days with the chance of disturbances
in Antarctic region due to elevated geomagnetic activity.
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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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