[Ips-dhfpr] IPS Daily HF Prop Report - 27 September 07
rwc
rwc at ips.gov.au
Fri Sep 28 09:53:41 EST 2007
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 27/2330Z SEPTEMBER 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (27 SEPTEMBER)
Date T index Conditions
27 Sep -0 Normal-fair
Flares: none.
MUFs:
Equatorial PNG/Niue Region:
Near predicted monthly values during local day,
Depressed by 30% during local night.
Depressed by 30% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
PCA Event : No event.
Predicted Monthly T index for September: 10
2. FORECAST (28 SEPTEMBER - 30 SEPTEMBER)
Date T index Conditions MUFs
28 Sep 5 Normal-fair near predicted monthly values/depressed
5 to 10%
29 Sep 0 Normal-fair depressed 10 to 20%/near predicted
monthly values
30 Sep 0 Fair-normal depressed 10 to 20%/near predicted
monthly values
COMMENT: Depressed periods observed for Equatorial/Northern AUS
regions during local night. Southern AUS/NZ and Antarctic regions
had mostly normal ionospheric support. Mostly normal conditions
expected for the next 24 hours for all regions with possible
enhancements for Southern AUS/NZ and Antarctic regions. Depressed
conditions expected for mid to high latitude regions from 29Sep-30Sep.
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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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