[Ips-dhfpr] IPS Daily HF Prop Report - 15 January 07
rwc
rwc at ips.gov.au
Tue Jan 16 10:32:08 EST 2007
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 15/2330Z JANUARY 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (15 JANUARY)
Date T index Conditions
15 Jan 12 Normal-fair
Flares: none.
MUFs:
slightly below predicted monthly values
PCA Event : No event.
Predicted Monthly T index for January: 10
2. FORECAST (16 JANUARY - 18 JANUARY)
Date T index Conditions MUFs
16 Jan 10 Normal-fair about 5 15% below predicted
monthly values
17 Jan 0 Normal-fair about 10% below predicted monthly
values
18 Jan 15 Normal Near predicted monthly values
COMMENT: MUFs are slightly reduced already due to high geomagnetic
activity overnight due to the elevated solar wind speed from
a recurrent solar coronal hole. They are likely to reduce further
over the next day or two depending on geomagnetic activity. Strong
sporadic E has been observed at most latitudes, particularly
overnight and early this morning, in some cases blanketing the
F. The south-eastern region appears particularly affected with
Trans-Tasman circuits showing strong Es. Indications of spread
F at low latitudes in PNG and northern Australia.
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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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