[Ips-whfpr] IPS Weekly Prop. Report (10 February 10)

[rwc]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 10/0200Z FEBRUARY 2010 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (03 FEBRUARY - 09 FEBRUARY)
Date   T index   Conditions        
03 Feb   12      Normal-poor       
MUFS:
   Cocos Island Region:
      Enhanced by 30% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Enhanced by 15% during local day,
      Depressed by 25% during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Near predicted monthly values.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Depressed by 15% over the UT day.

04 Feb    2      Normal            
MUFS:
near predicted monthly values

05 Feb    3      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 25% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Enhanced by 20% during local day,
      Depressed by 30% during local night.
   Northern Australian Region:
      Mostly near predicted monthly values,
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

06 Feb   10      Normal-fair       
MUFS:
near predicted monthly values

07 Feb   16      Normal            
MUFS:
   Cocos Island Region:
      Depressed by 20% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Near predicted monthly values during local day,
      Enhanced by 15% during local night.
   Southern Australian and New Zealand Region:
      Near predicted monthly values during local day,
      Enhanced by 20% during local night.
   Antarctic Region (Casey/Scott Base/Davis/Mawson):
      Near predicted monthly values over the UT day.

08 Feb   26      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 20% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Mostly near predicted monthly values,
      Enhanced by 20% after local dawn.
   Northern Australian Region:
      Mostly near predicted monthly values,
   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.

09 Feb   24      Normal            
MUFS:
   Cocos Island Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Niue Island Region:
      Near predicted monthly values.
   Northern Australian Region:
      Enhanced by 25% during local day,
      Near predicted monthly values 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/Davis/Mawson):
      Near predicted monthly values over the UT day.

Predicted Monthly T index for February:   4
2. FORECAST (10 FEBRUARY - 16 FEBRUARY) 
MUFS: MUFs near predicted monthly values.
Propagation conditions: Normal. SWfs probable early in week.
T index:   4
COMMENT: IPS HF Communications Warning 3 was issued on 9 February and is current
for interval  9-11 February (SWFs) . 
3. OUTLOOK (17 FEBRUARY - 19 MARCH)
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
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