[Ips-dhfpr] IPS Daily HF Prop Report - 05 April 05
Regional Warning Centre
rwc at ips.gov.au
Wed Apr 6 09:55:53 EST 2005
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 05/2330Z APRIL 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (05 APRIL)
Date T index Conditions
05 Apr 50 Poor
Flares: none.
MUFs:
Equatorial PNG 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.
Enhanced by 30% after local dawn.
Antarctic Region (Casey/Scott Base):
Near predicted monthly values over the UT day.
PCA Event : No event.
Predicted Monthly T index for April: 29
2. FORECAST (06 APRIL - 08 APRIL)
Date T index Conditions MUFs
06 Apr 15 Normal-Fair Depressed 30%
07 Apr 20 Normal Depressed 15% after local dawn,
then recovering
08 Apr 35 Normal Near predicted monthly values
COMMENT: IPS HF Communications Warning 17 was issued on 4 April
and is current for interval 4-6 April. Depressed conditions observed
for Southern AUS/NZ regions during local day for 05April. Current
trend for pre local dawn MUF values indicates that normal to
enhanced conditions for all Aus/NZ regions are possible during
local day, but with possibility of depressed conditions occuring
during UT day, due to current geomagnetic storm conditions.
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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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