[Ips-dhfpr] IPS Daily HF Prop Report - 19 July 05
rwc at ips.gov.au
Wed Jul 20 09:53:41 EST 2005
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z JULY 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (19 JULY)
Date T index Conditions
19 Jul 20 Normal
slightly below predicted monthly values
PCA Event : Began at 1740UT 17/07, Ended at 0920UT 18/07
Predicted Monthly T index for July: 27
2. FORECAST (20 JULY - 22 JULY)
Date T index Conditions MUFs
20 Jul 23 Fair about 5% below predicted monthly
21 Jul 22 Normal-Fair about 10% below predicted monthly
22 Jul 20 Normal about 10% below predicted monthly
COMMENT: The ionosphere appears stable with the end of
enhanced geomagnetic conditions from prolonged IMF Bz. The high
latitudes will likely remain disturbed early today due to IMF Bz
southwards. The oncoming coronal hole could disturb the ionosphere in the
coming 2-3 days.
For an explanation of some of the terms in this report, goto
http://www.ips.gov.au, and follow links to Educational->
Gloassary 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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