[Ips-dhfpr] IPS Daily HF Prop Report - 25 October 10
rwc
rwc at ips.gov.au
Tue Oct 26 10:54:17 EST 2010
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 25/2330Z OCTOBER 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (25 OCTOBER)
Date T index Conditions
25 Oct 5 Normal-fair
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values.
Niue Island Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Depressed by 25% after local dawn.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 15% over the UT day.
PCA Event : No event.
Predicted Monthly T index for October: 30
2. FORECAST (26 OCTOBER - 28 OCTOBER)
Date T index Conditions MUFs
26 Oct 0 Normal depressed 10 to 20%/near predicted
monthly values
27 Oct 0 Normal depressed 10 to 20%/near predicted
monthly values
28 Oct 20 Normal near predicted monthly values
COMMENT: IPS HF Communications Warning 23 was issued on 25 October
and is current for interval 25-26 October. Depressed MUFs of
10%-30% observed at high latiudes over the last 24 hours with
near predicted MUFs at mid to low latitudes. Expect similar conditions
today, 26 October, and tomorrow. 28 October should be a return
to near predicted MUFs at all latitudes.
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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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