[Ips-dhfpr] IPS Daily HF Prop Report - 17 November 08
rwc
rwc at ips.gov.au
Tue Nov 18 10:35:18 EST 2008
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 17/2330Z NOVEMBER 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (17 NOVEMBER)
Date T index Conditions
17 Nov -33 Normal
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Variable conditions during local day,
Depressed by 30% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Depressed by 15% during local day,
Depressed by 25% during local night.
Depressed by 20% after local dawn.
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 November: 3
2. FORECAST (18 NOVEMBER - 20 NOVEMBER)
Date T index Conditions MUFs
18 Nov -10 Normal near predicted monthly values/depressed
10 to 20%
19 Nov -10 Normal near predicted monthly values/depressed
10 to 20%
20 Nov -10 Normal near predicted monthly values/depressed
10 to 20%
COMMENT: IPS HF Communications Warning 14 was issued on 16 November
and is current for interval 17-18 November. Depressed conditions
expected for equatorial and north Australian regions, particularly
for local night, probable cause very low solar 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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