[Ips-dhfpr] IPS Daily HF Prop Report - 19 April 08
rwc
rwc at ips.gov.au
Sun Apr 20 09:50:30 EST 2008
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 19/2330Z APRIL 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (19 APRIL)
Date T index Conditions
19 Apr 3 Normal
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Near predicted monthly values.
Northern Australian Region:
Depressed by 20% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 40% over the UT day.
PCA Event : No event.
Predicted Monthly T index for April: 6
2. FORECAST (20 APRIL - 22 APRIL)
Date T index Conditions MUFs
20 Apr 5 Normal near predicted monthly values/depressed
10 to 20%
21 Apr 10 Normal near predicted monthly values
22 Apr 0 Normal-fair depressed 10 to 20%/near predicted
monthly values
COMMENT: Depressed conditions during local day for Northern AUS
regions. Mostly normal HF conditions otherwise for Equatorial
and Southern AUS/NZ regions, with isolated disturbed conditions
for Antarctic regions. Mostly normal HF conditions expected for
the next 2 days with continued depressions of 10%-20% for Northern
Australia And Equatorial regions over the next 24 hours. Depressed
conditions expected for 22Apr due to an expected increase in
geomagnetic activity in the next 2 days.
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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->
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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