[Ips-dhfpr] IPS Daily HF Prop Report - 18 April 05
rwc
rwc at ips.gov.au
Tue Apr 19 09:29:01 EST 2005
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 18/2330Z APRIL 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (18 APRIL)
Date T index Conditions
18 Apr 35 Normal
Flares: none.
MUFs:
Equatorial PNG Region:
Enhanced by 15% during local day,
Enhanced by 45% during local night.
Enhanced by 30% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values with periods of
minor to significant degradations.
PCA Event : No event.
Predicted Monthly T index for April: 29
2. FORECAST (19 APRIL - 21 APRIL)
Date T index Conditions MUFs
19 Apr 27 Normal near predicted monthly values
20 Apr 25 Normal near predicted monthly values/depressed
5%.
21 Apr 25 Normal near predicted monthly values/depressed
5%.
COMMENT: HF conditions are expected to remain mostly normal
in most northern Aus/NZ regions during the next three days.
Minor to mild depressions in MUFs and degradations in HF
conditions may be observed in Southern Aus/NZ regions during
this period.
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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->
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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