[Ips-dhfpr] IPS Daily HF Prop Report - 20 February 09
rwc
rwc at ips.gov.au
Sat Feb 21 10:30:50 EST 2009
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z FEBRUARY 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (20 FEBRUARY)
Date T index Conditions
20 Feb -11 Normal
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Depressed by 20% during local day,
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 25% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Predicted Monthly T index for February: 6
2. FORECAST (21 FEBRUARY - 23 FEBRUARY)
Date T index Conditions MUFs
21 Feb -13 Normal-fair near predicted monthly values/depressed
10 to 30%
22 Feb -13 Normal near predicted monthly values/depressed
10 to 30%
23 Feb -10 Normal near predicted monthly values/depressed
10 to 20%
COMMENT: Minor to moderate degradations in HF conditions may
be observed on 21 and 22 February due to an expected rise in
the geomagnetic activity levels on these days. Mostly normal
conditions may be expected on most locations on 23 February.
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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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