[Ips-whfpr] IPS Weekly Prop. Report (17 January 07)

[Regional Warning Centre]

SUBJ: IPS WEEKLY HF PROPAGATION REPORT
ISSUED AT 17/0200Z JANUARY 2007 BY IPS RADIO AND SPACE SERVICES
FROM THE AUSTRALIAN SPACE FORECAST CENTRE
AUSTRALIAN REGION SUMMARY AND FORECAST
1. SUMMARY (10 JANUARY - 16 JANUARY)
Date   T index   Conditions        
10 Jan   14      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values. Depressions to 60%
      observed and Port Moresby and Vanimo 11-18 UT
   Northern Australian Region:
      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. Enhancements to 30%
      observed at Casey at times.

11 Jan   20      Normal            
MUFS:
near predicted monthly values

12 Jan   26      Normal            
MUFS:
   Equatorial PNG/Niue Region:
     Near predicted monthly values.
  Northern Australian Region:
     Near predicted monthly values.
  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.

13 Jan   17      Normal            
MUFS:
   Equatorial PNG/Niue Region:
     Near predicted monthly values.
  Northern Australian Region:
     Near predicted monthly values 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.

14 Jan   21      Normal            
MUFS:
slightly above predicted monthly values

15 Jan   12      Normal-fair       
MUFS:
slightly below predicted monthly values

16 Jan   30      Normal            
MUFS:
   Equatorial PNG/Niue Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   Northern Australian Region:
      Enhanced 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.

Predicted Monthly T index for January:  10
2. FORECAST (17 JANUARY - 23 JANUARY) 
MUFS: briefly depressed after local dawn on 17 Jan
MUFs near predicted monthly values on other days.
Propagation conditions: Fair 17-Jan , otherwise normal. No SWFs
T index:    5

3. OUTLOOK (24 JANUARY - 23 FEBRUARY)
Degraded HF propagation conditions possible:
29-Jan to 31-Jan,12-Feb to 13-Feb.

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.


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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