[Ips-whfpr] IPS Weekly Prop. Report (11 November 09)
rwc
rwc at ips.gov.au
Wed Nov 11 12:14:50 EST 2009
SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 11/0200Z NOVEMBER 2009 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (04 NOVEMBER - 10 NOVEMBER)
Date T index Conditions
04 Nov -20 Fair-normal
MUFS:
Cocos Island Region:
Near predicted monthly values with depressions to 30%
02-06 and 13-21 UT.
Niue Island Region:
15-40% depressed with occasional blanketing sporadic E
02-05 UT.
Northern Australian Region:
Near predicted monthly values with depressions to 25%
00-01, 12-19 and 21-22 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values with depressions to 25%
mostly 00-07 UT. Further depressions to 25% at
Brisbane, Norfolk Is. and Learmonth 10-22 UT.
Enhancements to 30% 17-19 UT at Canberra and Sydney.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values with depressions to 35%
mostly 11-21 UT at Casey, Davis and Macquarie Is. Near
predicted monthly values at Scott Base with 30%
enhancements 09-17 UT.
05 Nov -13 Fair-normal
MUFS:
Cocos Island Region:
Near predicted monthly values. Depressions to 30%
01-05 and 13-19 UT.
Niue Island Region:
Near predicted monthly values. Depressions to 20%
06-12 and 18-19 UT. Enhancements to 30% 22-23 UT.
Northern Australian Region:
Near predicted monthly values. Depressions to 30%
00-05 and 22-23 UT.
Southern Australian and New Zealand Region:
Near predicted monthly values. Depressions to 25%
00-08 and 12-19 UT.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values. Depressions to 40% at
Macquarie Is. and Casey 10-19 UT.
06 Nov -19 Normal-fair
MUFS:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Niue Island Region:
Mostly near predicted monthly values.
Depressed by 20% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 20% during local night.
Depressed by 20% after local dawn.
Southern Australian and New Zealand Region:
Near predicted monthly values.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values.
07 Nov -13 Normal-fair
MUFS:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 20% during local night.
Niue Island Region:
Depressed by 15% during local day.
Near predicted monthly values during local night.
Northern Australian Region:
Near predicted monthly values during local day.
Depressed by 15% during local night.
Depressed by 20% after local dawn.
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.
08 Nov -23 Fair-normal
MUFS:
Cocos Island Region:
Near predicted monthly values. Depressions to 30%
01-08 UT, enhancements to 30% 20-23 UT.
Niue Island Region:
Near predicted monthly values with depressions to 35%
06-23 UT.
Northern Australian Region:
Near predicted monthly values with depressions to 30%
00-07 UT, 21-23 UT and also 13-17 UT at Darwin.
Southern Australian and New Zealand Region:
Near predicted monthly values with depressions to 30%
00-07, 19-23 UT and also 09-16 UT at Brisbane and
Norfolk Is.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values with depressions to 25%
07-16 and 19-23 UT.
09 Nov -32 Normal-fair
MUFS:
Cocos Island Region:
Near predicted monthly values during local day,
Depressed by 30% during local night.
Niue Island Region:
Depressed by 25% during local day,
Depressed by 35% during local night.
Depressed by 30% after local dawn.
Northern Australian Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Southern Australian and New Zealand Region:
Depressed by 20% during local day,
Near predicted monthly values during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Depressed by 20% over the UT day.
10 Nov -25 Normal-fair
MUFS:
Cocos Island Region:
Depressed by 20% during local day,
Depressed by 25% during local night.
Niue Island Region:
Near predicted monthly values during local day,
Depressed by 35% during local night.
Depressed by 30% after local dawn.
Northern Australian Region:
Depressed by 20% 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):
Depressed by 15% over the UT day.
Predicted Monthly T index for November: 1
2. FORECAST (11 NOVEMBER - 17 NOVEMBER)
MUFS: MUFs near predicted monthly values to depressed 20%
Propagation conditions: Normal to fair. No SWFs
T index: -20
3. OUTLOOK (18 NOVEMBER - 18 DECEMBER)
Degraded HF propagation conditions possible:
Minor degradations possible throughout this period.
Minor to mild degradations possible from 18 to 20 November and on 26 November.
PLEASE NOTE:
Space weather conditions can frequently be determined by short
timescale events that cannot be forecast a week in advance,
particularly at solar maximum.
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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