[Ips-whfpr] IPS Weekly Prop. Report (17 November 04)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 17/0200Z NOVEMBER 2004 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (10 NOVEMBER - 16 NOVEMBER)
Date   T index   Conditions        
10 Nov  -55      Poor-fair         
MUFS:
   Equatorial PNG Region:
      Depressed by 50% during local day,
      Depressed by 45% during local night.
   Northern Australian Region:
      Depressed by 45% during local day,
      Depressed by 40% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 35% during local day,
      Depressed by 50% during local night.
      Depressed by 30% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

11 Nov  -51      Fair-poor         
MUFS:
   Equatorial PNG Region:
      Depressed by 25% during local day,
      Depressed by 40% during local night.
      Depressed by 20% after local dawn.
   Northern Australian Region:
      Depressed by 25% during local day,
      Depressed by 30% during local night.
   Southern Australian and New Zealand Region:
      Depressed by 40% during local day,
      Depressed by 25% during local night.
      Depressed by 25% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

12 Nov  -35      Normal-poor       
MUFS:
   Equatorial PNG Region:
      Depressed by 15% during local day,
      Depressed by 40% during local night.
   Northern Australian Region:
      Depressed by 15% during local day,
      Depressed by 30% during local night.
      Depressed by 20% after local dawn.
   Southern Australian and New Zealand Region:
      Depressed by 25% during local day,
      Depressed by 30% during local night.
      Depressed by 25% after local dawn.
   Antarctic Region (Casey/Scott Base):
      Proton event in progress, increased absorption observed.

13 Nov   -1      Normal-fair       
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Depressed by 40% during local night.
   Northern Australian Region:
      Depressed by 45% during local day,
      Depressed by 35% 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):
      Minor to moderate depressions on some stations.
      Strongly degraded conditions on some stations. 


14 Nov   38      Normal-fair       
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Depressed by 20% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Mostly near predicted monthly values,
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day
      with periods of significant degradations.

15 Nov   53      Normal            
MUFS:
   Equatorial PNG Region:
      Mostly near predicted monthly values,
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

16 Nov   61      Normal            
MUFS:
   Equatorial PNG Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 20% over the UT day with periods
      of degradations. 

Predicted Monthly T index for November:  35
2. FORECAST (17 NOVEMBER - 23 NOVEMBER) 
MUFS: Near predicted monthly values. 
Propagation conditions: Mostly normal. SWfs possible later in week.
T index:   55

3. OUTLOOK (24 NOVEMBER - 24 DECEMBER)
Degraded HF propagation conditions possible:
04-Dec to 07-Dec

PLEASE NOTE:
At this time of the solar cycle, space weather conditions
are frequently determined by short timescale events, not
able to be forecasted a week in advance.

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.


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