[Ips-dhfpr] IPS Daily HF Prop Report - 20 January 11
rwc
rwc at ips.gov.au
Fri Jan 21 10:32:04 EST 2011
SUBJ: IPS DAILY HF PROPAGATION REPORT
ISSUED AT 20/2330Z JANUARY 2011 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (20 JANUARY)
Date T index Conditions
20 Jan 2 Poor-normal
Flares: none.
MUFs:
Cocos Island Region:
Near predicted monthly values with 25-40% depressions
11-23 UT.
Niue Island Region:
Depressed 15-40% 00-21 UT then near predicted monthly
values.
Northern Australian Region:
Near predicted monthly values with 20-40% depressions
17-21 UT. No data for Townsville.
Southern Australian and New Zealand Region:
Near predicted monthly values with depressions to 35%
00-06 at Brisbane, Canberra, Norfolk Is. and Sydney.
Depressions to 20% 20-23 UT at Brisbane, to 35% 11-21
UT at Norfolk Is. and to 30% 15-21 UT at Perth.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values with depressions to 25%
00-08, 14-18 UT at Macquarie Is. and 10-14, 19-20 UT
at Mawson.
PCA Event : No event.
Predicted Monthly T index for January: 37
2. FORECAST (21 JANUARY - 23 JANUARY)
Date T index Conditions MUFs
21 Jan 10 Fair-normal Near predicted monthly values
to 30% depressed.
22 Jan 20 Fair-normal Near predicted monthly values
to 20% depressed.
23 Jan 5 Fair-normal Near predicted monthly values
to 30% depressed.
COMMENT: IPS HF Communications Warning 7 was issued on 18 January
and is current for interval 19-21 January. Occasional seasonal
sporadic E may degrade communications.
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For an explanation of some of the terms in this report, go to
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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