[Ips-dhfpr] IPS Daily HF Prop Report - 11 April 05
rwc
rwc at ips.gov.au
Tue Apr 12 09:13:57 EST 2005
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 11/2330Z APRIL 2005 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (11 APRIL)
Date T index Conditions
11 Apr 46 Normal
Flares: none.
MUFs:
Equatorial PNG Region:
Near predicted monthly values during local day,
Enhanced by 30% during local night.
Range spread observed 12-15UT at Vanimo.
Northern Australian Region:
Enhanced by 15% during local day,
Depressed by 15% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base):
Enhanced by 15% over the UT day.
PCA Event : No event.
Predicted Monthly T index for April: 29
2. FORECAST (12 APRIL - 14 APRIL)
Date T index Conditions MUFs
12 Apr 40 Normal-Fair near predicted monthly values
13 Apr 20 Normal depressed 10 to 20%/near predicted
monthly values
14 Apr 20 Normal depressed 10 to 20%/near predicted
monthly values
COMMENT: IPS HF Communications Warning 18 was issued on 10 April
and is current for interval 12-13 April. Good HF communication
conditions now expected for today. Forecast mild depressions
for southern Aus/NZ region now appearing less likely.
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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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