[Ips-whfpr] IPS Weekly Prop. Report (19 November 08)
rwc
rwc at ips.gov.au
Wed Nov 19 12:38:51 EST 2008
SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 19/0200Z NOVEMBER 2008 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (12 NOVEMBER - 18 NOVEMBER)
Date T index Conditions
12 Nov -26 Normal-fair
MUFS:
Equatorial PNG/Niue Region:
Near predicted monthly values during local day,
Depressed by 35% during local night.
Northern Australian Region:
Depressed by 15% during local day,
Depressed by 20% 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.
13 Nov -16 Normal-fair
MUFS:
Equatorial PNG/Niue Region:
Near predicted monthly values during local day,
Depressed by 15% during local night.
Depressed by 25% after local dawn.
Northern Australian Region:
Near predicted monthly values during local day,
Depressed by 25% 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.
14 Nov -26 Normal-fair
MUFS:
Equatorial PNG/Niue Region:
Depressed by 20% during local day,
Depressed by 35% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Depressed by 25% during local day,
Depressed by 25% 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.
15 Nov -15 Normal-fair
MUFS:
Equatorial PNG/Niue Region:
Depressed by 15% during local day,
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 15% during local day,
Near predicted monthly values 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.
16 Nov -14 Normal
MUFS:
Equatorial PNG/Niue Region:
Near predicted monthly values during local day,
Depressed by 25% during local night.
Northern Australian Region:
Depressed by 15% during local day,
Near predicted monthly values during local night.
Depressed by 25% after local dawn.
Southern Australian and New Zealand Region:
Mostly near predicted monthly values,
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
17 Nov -33 Normal
MUFS:
Equatorial PNG/Niue Region:
Variable conditions during local day,
Depressed by 30% during local night.
Depressed by 20% after local dawn.
Northern Australian Region:
Depressed by 15% during local day,
Depressed by 25% during local night.
Depressed by 20% after local dawn.
Southern Australian and New Zealand Region:
Near predicted monthly values during local day,
Depressed by 25% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
18 Nov -38 Normal
MUFS:
Equatorial PNG/Niue Region:
Near predicted monthly values during local day,
Depressed by 30% during local night.
Northern Australian Region:
Depressed by 20% during local day,
Depressed by 30% during local night.
Southern Australian and New Zealand Region:
Depressed by 15% during local day,
Depressed by 15% during local night.
Antarctic Region (Casey/Scott Base/Davis/Mawson):
Near predicted monthly values over the UT day.
Predicted Monthly T index for November: 3
2. FORECAST (19 NOVEMBER - 25 NOVEMBER)
MUFS: MUFs near predicted monthly values.
Propagation conditions: Normal. No SWFs
T index: 3
COMMENT: IPS HF Communications Warning 15 was issued on 18 November and is current for interval 18-20 November.
3. OUTLOOK (26 NOVEMBER - 26 DECEMBER)
Degraded HF propagation conditions possible:
No signficant degraded periods expected.
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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