[Ips-wsgr] IPS Weekly Solar and Geophysical Report (12 August 05)

[rwc]

SUBJ: IPS WEEKLY SOLAR AND GEOPHYSICAL REPORT 
ISSUED ON 12 AUGUST 2005, BY IPS RADIO AND SPACE SERVICES,
FROM THE AUSTRALIAN SPACE FORECAST CENTRE

1. SUMMARY (05 AUGUST - 11 AUGUST)
Date     05    06    07    08    09    10    11
10cm     99    93    92    86    83    76    76
AFr       6    25    12     6     8     9 (  6)
Aaus      6    22    12     5     7    17 (  4)
T        49    54    58    35    36    34    18

Solar:        Solar flare activity
Geomagnetic:  Geomagnetic activity observed for Australian Region.
Frequencies:  Australian Ionospheric F2 critical frequencies

05 Aug 
Solar:        low
Geomagnetic:  Quiet to Unsettled 
Frequencies:  
   Equatorial PNG Region:
     Enhanced by 20% during local day,
     Enhanced by 45% during local night.
     Enhanced by 20% after local dawn.
  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 20% during local night.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 25% over the UT day.

06 Aug 
Solar:        very low
Geomagnetic:  Unsettled to Minor Storm 
              Geomagnetic activity associated with coronal hole. 
Frequencies:  
   Equatorial PNG Region:
     Enhanced by 35% during local day,
     Near predicted monthly values during local night.
  Northern Australian Region:
     Near predicted monthly values.
  Southern Australian and New Zealand Region:
     Enhanced by 15% during local day,
     Enhanced by 20% during local night.
  Antarctic Region (Casey/Scott Base):
     Enhanced by 15% over the UT day.

07 Aug 
Solar:        low
Geomagnetic:  Quiet to Unsettled 

Frequencies:  
   Equatorial PNG Region:
      Enhanced by 30% during local day,
      Near predicted monthly values during local night.
   Northern Australian Region:
      Near predicted monthly values.
   Southern Australian and New Zealand Region:
      Enhanced by 15% during local day,
      Near predicted monthly values during local night.
   Antarctic Region (Casey/Scott Base):
      Enhanced by 30% over the UT day.

08 Aug 
Solar:        very low
Geomagnetic:  Quiet 

Frequencies:  
near predicted monthly values

09 Aug 
Solar:        very low
Geomagnetic:  Quiet to unsettled 

Frequencies:  
   Equatorial PNG Region:
      Enhanced by 45% during local day,
      Enhanced by 15% 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):
      Near predicted monthly values over the UT day with
      isolated periods of degradation.

10 Aug 
Solar:        very low
Geomagnetic:  Unsettled to Minor Storm 
              Geomagnetic activity associated with coronal hole. 
Frequencies:  
   Equatorial PNG Region:
      Near predicted monthly values during local day,
      Enhanced by 30% during local night.
   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.
   Antarctic Region (Casey/Scott Base):
      Near predicted monthly values over the UT day.

11 Aug 
Solar:        very low
Geomagnetic:  Quiet 

Frequencies:  
slightly below predicted monthly values

 
2. FORECAST (12 AUGUST - 18 AUGUST)
Solar: 
Low

Geomagnetic:  
active on 16-17 Aug.
quiet to unsettled on other days.

Frequencies:  
briefly depressed after local dawn on 16-17 Aug
MUFs near predicted monthly values on other days.

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->
Gloassary on Solar Terrestrial Terms.


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