[Ips-dhfpr] IPS Daily HF Prop Report - 09 November 07
rwc at ips.gov.au
Sat Nov 10 10:46:34 EST 2007
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 09/2330Z NOVEMBER 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (09 NOVEMBER)
Date T index Conditions
09 Nov -20 Normal
Equatorial PNG/Niue Region:
Depressed by 20% during local day,
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 15%.
Southern Australian and New Zealand Region:
Depressed by 15% during local day.
Near predicted monthly values 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: 11
2. FORECAST (10 NOVEMBER - 12 NOVEMBER)
Date T index Conditions MUFs
10 Nov -10 Normal near predicted monthly values/depressed
10 to 20%
11 Nov -10 Normal near predicted monthly values/depressed
10 to 20%
12 Nov -10 Normal near predicted monthly values/depressed
10 to 20%
COMMENT: IPS HF Communications Warning 28 was issued on 7 November
and is current for interval 8-10 November. General depressions
in MUFs still observed across Australian/NZ region due to lack
of solar ionising EUV. Sonde coverage across PNG and Pacific
is out but MUFs assumed similarly affected. Spread F again widely
For an explanation of some of the terms in this report, goto
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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