[Ips-dhfpr] IPS Daily HF Prop Report - 20 April 08
rwc
rwc at ips.gov.au
Mon Apr 21 09:47:00 EST 2008
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z APRIL 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (20 APRIL)
Date T index Conditions
20 Apr 12 Normal
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Near predicted monthly values.
Northern Australian Region:
Near predicted monthly values.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Enhanced by 25% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Enhanced by 15% over the UT day.
PCA Event : No event.
Predicted Monthly T index for April: 6
2. FORECAST (21 APRIL - 23 APRIL)
Date T index Conditions MUFs
21 Apr 10 Normal near predicted monthly values
22 Apr 5 Normal-fair depressed 10 to 20%/near predicted
monthly values
23 Apr 0 Normal-fair depressed 10 to 30%/near predicted
monthly values
COMMENT: Good HF conditions observed over the last 24 hours for
all regions with enhanced conditions during local day for Southern
AUS/NZ regions. Similar HF conditions expected for 21Apr. With
the expected increase in geomagnetic activity in the next 24-48
hours, isolated depressions expected for Northern AUS/Equatorial
regions, depressed conditions for Southern AUS/NZ regions and
disturbed ionospheric support for Antarctic regions for 22Apr-23Apr.
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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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